Base | Representation |
---|---|
bin | 10010110100110… |
… | …00110001011111 |
3 | 102000010202202111 |
4 | 21122120301133 |
5 | 310411142114 |
6 | 23400334451 |
7 | 3625142206 |
oct | 1132306137 |
9 | 360122674 |
10 | 157912159 |
11 | 81156819 |
12 | 44a74427 |
13 | 2693c362 |
14 | 16d8823d |
15 | dce3bc4 |
hex | 9698c5f |
157912159 has 2 divisors, whose sum is σ = 157912160. Its totient is φ = 157912158.
The previous prime is 157912147. The next prime is 157912177. The reversal of 157912159 is 951219751.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-157912159 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (157912199) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78956079 + 78956080.
It is an arithmetic number, because the mean of its divisors is an integer number (78956080).
Almost surely, 2157912159 is an apocalyptic number.
157912159 is a deficient number, since it is larger than the sum of its proper divisors (1).
157912159 is an equidigital number, since it uses as much as digits as its factorization.
157912159 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 28350, while the sum is 40.
The square root of 157912159 is about 12566.3104768265. The cubic root of 157912159 is about 540.5118135595.
The spelling of 157912159 in words is "one hundred fifty-seven million, nine hundred twelve thousand, one hundred fifty-nine".
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