Base | Representation |
---|---|
bin | 1001001011011011110… |
… | …0011010011100011101 |
3 | 120002000120000010010201 |
4 | 2102312330122130131 |
5 | 10040421124103200 |
6 | 200235123303501 |
7 | 14251441562440 |
oct | 2226674323435 |
9 | 502016003121 |
10 | 157688112925 |
11 | 60969913192 |
12 | 2668951ab91 |
13 | 11b402c1cc5 |
14 | 78bc86d657 |
15 | 417da1dc6a |
hex | 24b6f1a71d |
157688112925 has 24 divisors (see below), whose sum is σ = 223601371136. Its totient is φ = 108063771840.
The previous prime is 157688112863. The next prime is 157688112929. The reversal of 157688112925 is 529211886751.
It is not a de Polignac number, because 157688112925 - 219 = 157687588637 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 (157688112929) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20107 + ... + 561943.
Almost surely, 2157688112925 is an apocalyptic number.
It is an amenable number.
157688112925 is a deficient number, since it is larger than the sum of its proper divisors (65913258211).
157688112925 is a wasteful number, since it uses less digits than its factorization.
157688112925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 543517 (or 543512 counting only the distinct ones).
The product of its digits is 2419200, while the sum is 55.
The spelling of 157688112925 in words is "one hundred fifty-seven billion, six hundred eighty-eight million, one hundred twelve thousand, nine hundred twenty-five".
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