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|---|---|---|---|---|
| Cardinal | thirty thousand | |||
| Ordinal | 30000th (thirty thousandth) | |||
| Factorization | 24 × 3 × 54 | |||
| Greek numeral | ||||
| Roman numeral | XXX | |||
| Binary | 1110101001100002 | |||
| Ternary | 11120110103 | |||
| Senary | 3505206 | |||
| Octal | 724608 | |||
| Duodecimal | 1544012 | |||
| Hexadecimal | 753016 | |||
30,000 (thirty thousand) is the natural number that comes after 29,999 and before 30,001.
There are 958 prime numbers between 30000 and 40000.
1000 or one thousand is the natural number following 999 and preceding 1001. In most English-speaking countries, it can be written with or without a comma or sometimes a period separating the thousands digit: 1,000.
300 is the natural number following 299 and preceding 301.
500 is the natural number following 499 and preceding 501.
600 is the natural number following 599 and preceding 601.
900 is the natural number following 899 and preceding 901. It is the square of 30 and the sum of Euler's totient function for the first 54 positive integers. In base 10 it is a Harshad number. It is also the first number to be the square of a sphenic number.
2000 is a natural number following 1999 and preceding 2001.
10,000 is the natural number following 9,999 and preceding 10,001.
3000 is the natural number following 2999 and preceding 3001. It is the smallest number requiring thirteen letters in English.
4000 is the natural number following 3999 and preceding 4001. It is a decagonal number.
5000 is the natural number following 4999 and preceding 5001. Five thousand is the largest isogrammic numeral in the English language.
6000 is the natural number following 5999 and preceding 6001.
7000 is the natural number following 6999 and preceding 7001.
100,000 (one hundred thousand) is the natural number following 99,999 and preceding 100,001. In scientific notation, it is written as 105.
10,000,000 is the natural number following 9,999,999 and preceding 10,000,001.
100,000,000 is the natural number following 99,999,999 and preceding 100,000,001.
20,000 is the natural number that comes after 19,999 and before 20,001.
40,000 is the natural number that comes after 39,999 and before 40,001. It is the square of 200.
50,000 is the natural number that comes after 49,999 and before 50,001.
60,000 is the natural number that comes after 59,999 and before 60,001. It is a round number. It is the value of (75025).
70,000 is the natural number that comes after 69,999 and before 70,001. It is a round number.
