| ||||
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Cardinal | fifteen | |||
Ordinal | 15th (fifteenth) | |||
Numeral system | pentadecimal | |||
Factorization | 3 × 5 | |||
Divisors | 1, 3, 5, 15 | |||
Greek numeral | ΙΕ´ | |||
Roman numeral | XV | |||
Binary | 11112 | |||
Ternary | 1203 | |||
Senary | 236 | |||
Octal | 178 | |||
Duodecimal | 1312 | |||
Hexadecimal | F16 | |||
Hebrew numeral | ט"ו / י"ה | |||
Babylonian numeral | 𒌋𒐙 |
15 is:
Furthermore,
The Hanbali Sunni madhab states that the age of fifteen of a solar or lunar calendar is when one's taklif (obligation or responsibility) begins and is the stage whereby one has his deeds recorded. [9]
10 (ten) is the even natural number following 9 and preceding 11. Ten is the base of the decimal numeral system, the most common system of denoting numbers in both spoken and written language.
21 (twenty-one) is the natural number following 20 and preceding 22.
33 (thirty-three) is the natural number following 32 and preceding 34.
45 (forty-five) is the natural number following 44 and preceding 46.
35 (thirty-five) is the natural number following 34 and preceding 36.
34 (thirty-four) is the natural number following 33 and preceding 35.
39 (thirty-nine) is the natural number following 38 and preceding 40.
55 (fifty-five) is the natural number following 54 and preceding 56.
57 (fifty-seven) is the natural number following 56 and preceding 58.
58 (fifty-eight) is the natural number following 57 and preceding 59.
62 (sixty-two) is the natural number following 61 and preceding 63.
65 (sixty-five) is the natural number following 64 and preceding 66.
91 (ninety-one) is the natural number following 90 and preceding 92.
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.
127 is the natural number following 126 and preceding 128. It is also a prime number.
135 is the natural number following 134 and preceding 136.
216 is the natural number following 215 and preceding 217. It is a cube, and is often called Plato's number, although it is not certain that this is the number intended by Plato.
177 is the natural number following 176 and preceding 178.
5 (five) is a number, numeral and digit. It is the natural number, and cardinal number, following 4 and preceding 6, and is a prime number.
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).