Base | Representation |
---|---|
bin | 10010001110010… |
… | …01110100001101 |
3 | 101122122121102200 |
4 | 21013021310031 |
5 | 303113321112 |
6 | 23100312113 |
7 | 3534242406 |
oct | 1107116415 |
9 | 348577380 |
10 | 152870157 |
11 | 79322680 |
12 | 43242639 |
13 | 2589541b |
14 | 164349ad |
15 | d649cdc |
hex | 91c9d0d |
152870157 has 24 divisors (see below), whose sum is σ = 243384960. Its totient is φ = 91687680.
The previous prime is 152870153. The next prime is 152870161. The reversal of 152870157 is 751078251.
It is an interprime number because it is at equal distance from previous prime (152870153) and next prime (152870161).
It is not a de Polignac number, because 152870157 - 22 = 152870153 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152870153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1644 + ... + 17562.
It is an arithmetic number, because the mean of its divisors is an integer number (10141040).
Almost surely, 2152870157 is an apocalyptic number.
It is an amenable number.
152870157 is a deficient number, since it is larger than the sum of its proper divisors (90514803).
152870157 is a wasteful number, since it uses less digits than its factorization.
152870157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16033 (or 16030 counting only the distinct ones).
The product of its (nonzero) digits is 19600, while the sum is 36.
The square root of 152870157 is about 12364.0671706360. The cubic root of 152870157 is about 534.6967822081.
The spelling of 152870157 in words is "one hundred fifty-two million, eight hundred seventy thousand, one hundred fifty-seven".
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