Base | Representation |
---|---|
bin | 100011010010101101… |
… | …101001001100111000 |
3 | 10121210221222100012100 |
4 | 203102231221030320 |
5 | 1110102044401333 |
6 | 25224135343400 |
7 | 2511033332214 |
oct | 432255511470 |
9 | 117727870170 |
10 | 37894918968 |
11 | 1508676a555 |
12 | 7416b21b60 |
13 | 375bc05a9a |
14 | 1b96b9b944 |
15 | ebbcb9213 |
hex | 8d2b69338 |
37894918968 has 48 divisors (see below), whose sum is σ = 102701289600. Its totient is φ = 12623120640.
The previous prime is 37894918931. The next prime is 37894918973. The reversal of 37894918968 is 86981949873.
37894918968 is a `hidden beast` number, since 3 + 78 + 9 + 491 + 8 + 9 + 68 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a junction number, because it is equal to n+sod(n) for n = 37894918896 and 37894918905.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69528 + ... + 283943.
It is an arithmetic number, because the mean of its divisors is an integer number (2139610200).
Almost surely, 237894918968 is an apocalyptic number.
It is an amenable number.
37894918968 is an abundant number, since it is smaller than the sum of its proper divisors (64806370632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
37894918968 is a wasteful number, since it uses less digits than its factorization.
37894918968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 354972 (or 354965 counting only the distinct ones).
The product of its digits is 188116992, while the sum is 72.
The spelling of 37894918968 in words is "thirty-seven billion, eight hundred ninety-four million, nine hundred eighteen thousand, nine hundred sixty-eight".
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