Base | Representation |
---|---|
bin | 1011011111000101111010… |
… | …1101010001110011001010 |
3 | 1122201022010021121211022021 |
4 | 2313301132231101303022 |
5 | 3123402231422343210 |
6 | 42505330505315054 |
7 | 2442254154311350 |
oct | 267613655216312 |
9 | 48638107554267 |
10 | 12628792777930 |
11 | 402992832263a |
12 | 14bb665195a8a |
13 | 707b7558c6a4 |
14 | 319345c1b7d0 |
15 | 16d785901bda |
hex | b7c5eb51cca |
12628792777930 has 64 divisors (see below), whose sum is σ = 26042558572800. Its totient is φ = 4319328029184.
The previous prime is 12628792777907. The next prime is 12628792777967. The reversal of 12628792777930 is 3977729782621.
It is a Harshad number since it is a multiple of its sum of digits (70).
It is a self number, because there is not a number n which added to its sum of digits gives 12628792777930.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56304646 + ... + 56528494.
It is an arithmetic number, because the mean of its divisors is an integer number (406914977700).
Almost surely, 212628792777930 is an apocalyptic number.
12628792777930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12628792777930 is an abundant number, since it is smaller than the sum of its proper divisors (13413765794870).
12628792777930 is a wasteful number, since it uses less digits than its factorization.
12628792777930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 225823.
The product of its (nonzero) digits is 224042112, while the sum is 70.
The spelling of 12628792777930 in words is "twelve trillion, six hundred twenty-eight billion, seven hundred ninety-two million, seven hundred seventy-seven thousand, nine hundred thirty".
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