Base | Representation |
---|---|
bin | 1010110100101101001… |
… | …1100001000000011000 |
3 | 122202221222002100202122 |
4 | 2231023103201000120 |
5 | 11021304413011411 |
6 | 221231201320412 |
7 | 16301640300011 |
oct | 2551323410030 |
9 | 582858070678 |
10 | 185947000856 |
11 | 71950263a21 |
12 | 30055336108 |
13 | 146c4a44a76 |
14 | 8ddd970008 |
15 | 4c848729db |
hex | 2b4b4e1018 |
185947000856 has 32 divisors (see below), whose sum is σ = 349021062000. Its totient is φ = 92874786816.
The previous prime is 185947000847. The next prime is 185947000861. The reversal of 185947000856 is 658000749581.
It is a junction number, because it is equal to n+sod(n) for n = 185947000798 and 185947000807.
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, 57799760 + ... + 57802976.
Almost surely, 2185947000856 is an apocalyptic number.
185947000856 is the 230495-th centered heptagonal number.
It is an amenable number.
185947000856 is a deficient number, since it is larger than the sum of its proper divisors (163074061144).
185947000856 is a wasteful number, since it uses less digits than its factorization.
185947000856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8651 (or 8647 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 53.
The spelling of 185947000856 in words is "one hundred eighty-five billion, nine hundred forty-seven million, eight hundred fifty-six", and thus it is an aban number.
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