Base | Representation |
---|---|
bin | 11010001000010010… |
… | …001011111010110010 |
3 | 2200102021211022121000 |
4 | 122020102023322302 |
5 | 424424401210222 |
6 | 20515555142430 |
7 | 2012155245003 |
oct | 321022137262 |
9 | 80367738530 |
10 | 28056272562 |
11 | 1099804191a |
12 | 552bba4a16 |
13 | 2851791216 |
14 | 150223b1aa |
15 | ae317e9ac |
hex | 68848beb2 |
28056272562 has 16 divisors (see below), whose sum is σ = 62347272480. Its totient is φ = 9352090836.
The previous prime is 28056272557. The next prime is 28056272591. The reversal of 28056272562 is 26527265082.
28056272562 is a `hidden beast` number, since 2 + 8 + 0 + 562 + 7 + 25 + 62 = 666.
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, 259780248 + ... + 259780355.
It is an arithmetic number, because the mean of its divisors is an integer number (3896704530).
Almost surely, 228056272562 is an apocalyptic number.
28056272562 is an abundant number, since it is smaller than the sum of its proper divisors (34290999918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28056272562 is a wasteful number, since it uses less digits than its factorization.
28056272562 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 519560614 (or 519560608 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 45.
The spelling of 28056272562 in words is "twenty-eight billion, fifty-six million, two hundred seventy-two thousand, five hundred sixty-two".
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