Base | Representation |
---|---|
bin | 10010001000111… |
… | …01001101010101 |
3 | 101121022200121111 |
4 | 21010131031111 |
5 | 302423210112 |
6 | 23033215021 |
7 | 3525236236 |
oct | 1104351525 |
9 | 347280544 |
10 | 152163157 |
11 | 7898a483 |
12 | 42b61471 |
13 | 256a8693 |
14 | 162cd08d |
15 | d55a5a7 |
hex | 911d355 |
152163157 has 4 divisors (see below), whose sum is σ = 152701120. Its totient is φ = 151625196.
The previous prime is 152163149. The next prime is 152163169. The reversal of 152163157 is 751361251.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 152163157 - 23 = 152163149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152164157) 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 3 ways as a sum of consecutive naturals, for example, 268557 + ... + 269122.
It is an arithmetic number, because the mean of its divisors is an integer number (38175280).
Almost surely, 2152163157 is an apocalyptic number.
It is an amenable number.
152163157 is a deficient number, since it is larger than the sum of its proper divisors (537963).
152163157 is an equidigital number, since it uses as much as digits as its factorization.
152163157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 537962.
The product of its digits is 6300, while the sum is 31.
The square root of 152163157 is about 12335.4431213475. The cubic root of 152163157 is about 533.8712125188.
The spelling of 152163157 in words is "one hundred fifty-two million, one hundred sixty-three thousand, one hundred fifty-seven".
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