Base | Representation |
---|---|
bin | 1000000101111110010… |
… | …1000010000111000100 |
3 | 111021220002222200111210 |
4 | 2001133211002013010 |
5 | 4234224334400324 |
6 | 143513015131420 |
7 | 13021413503160 |
oct | 2013745020704 |
9 | 437802880453 |
10 | 139042496964 |
11 | 53a70956a18 |
12 | 22b45073b70 |
13 | 1015b3b4057 |
14 | 6a303c3ca0 |
15 | 393bb36d29 |
hex | 205f9421c4 |
139042496964 has 48 divisors (see below), whose sum is σ = 390294732800. Its totient is φ = 37635562656.
The previous prime is 139042496909. The next prime is 139042496977. The reversal of 139042496964 is 469694240931.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43558084 + ... + 43561275.
Almost surely, 2139042496964 is an apocalyptic number.
139042496964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
139042496964 is an abundant number, since it is smaller than the sum of its proper divisors (251252235836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139042496964 is a wasteful number, since it uses less digits than its factorization.
139042496964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87119392 (or 87119390 counting only the distinct ones).
The product of its (nonzero) digits is 10077696, while the sum is 57.
The spelling of 139042496964 in words is "one hundred thirty-nine billion, forty-two million, four hundred ninety-six thousand, nine hundred sixty-four".
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