Base | Representation |
---|---|
bin | 100000111001001101… |
… | …1111011010001110000 |
3 | 20202022222111022211212 |
4 | 1001302123323101300 |
5 | 2124132141300143 |
6 | 52241251255252 |
7 | 5050336664510 |
oct | 1016233732160 |
9 | 222288438755 |
10 | 70639400048 |
11 | 27a5a110868 |
12 | 11834baa528 |
13 | 6879a59989 |
14 | 35c18d7840 |
15 | 1c86812918 |
hex | 10726fb470 |
70639400048 has 40 divisors (see below), whose sum is σ = 156458795520. Its totient is φ = 30265709760.
The previous prime is 70639399997. The next prime is 70639400071. The reversal of 70639400048 is 84000493607.
It is a junction number, because it is equal to n+sod(n) for n = 70639399978 and 70639400014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331733 + ... + 501323.
It is an arithmetic number, because the mean of its divisors is an integer number (3911469888).
Almost surely, 270639400048 is an apocalyptic number.
It is an amenable number.
70639400048 is an abundant number, since it is smaller than the sum of its proper divisors (85819395472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70639400048 is a wasteful number, since it uses less digits than its factorization.
70639400048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173325 (or 173319 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 41.
The spelling of 70639400048 in words is "seventy billion, six hundred thirty-nine million, four hundred thousand, forty-eight".
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