Base | Representation |
---|---|
bin | 110111111100111110… |
… | …0000100110000110101 |
3 | 102111010222022221122000 |
4 | 1233321330010300311 |
5 | 3432040243020200 |
6 | 131111033525513 |
7 | 11452416656664 |
oct | 1577174046065 |
9 | 374128287560 |
10 | 120157391925 |
11 | 46a5a795a9a |
12 | 1b354573899 |
13 | b43b9a399c |
14 | 5b5c1d6ddb |
15 | 31d3be5300 |
hex | 1bf9f04c35 |
120157391925 has 24 divisors (see below), whose sum is σ = 220733580480. Its totient is φ = 64083942000.
The previous prime is 120157391899. The next prime is 120157391957. The reversal of 120157391925 is 529193751021.
120157391925 is a `hidden beast` number, since 1 + 20 + 157 + 391 + 92 + 5 = 666.
It is not a de Polignac number, because 120157391925 - 216 = 120157326389 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89004801 + ... + 89006150.
It is an arithmetic number, because the mean of its divisors is an integer number (9197232520).
Almost surely, 2120157391925 is an apocalyptic number.
120157391925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
120157391925 is a deficient number, since it is larger than the sum of its proper divisors (100576188555).
120157391925 is a wasteful number, since it uses less digits than its factorization.
120157391925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178010970 (or 178010959 counting only the distinct ones).
The product of its (nonzero) digits is 170100, while the sum is 45.
The spelling of 120157391925 in words is "one hundred twenty billion, one hundred fifty-seven million, three hundred ninety-one thousand, nine hundred twenty-five".
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