Base | Representation |
---|---|
bin | 1101100010110… |
… | …0100010110000 |
3 | 10221220000120100 |
4 | 3120230202300 |
5 | 104020234202 |
6 | 5345312400 |
7 | 1256560566 |
oct | 330544260 |
9 | 127800510 |
10 | 56805552 |
11 | 2a079941 |
12 | 17035700 |
13 | b9cbc6b |
14 | 7789a36 |
15 | 4ec141c |
hex | 362c8b0 |
56805552 has 60 divisors (see below), whose sum is σ = 160429464. Its totient is φ = 18762240.
The previous prime is 56805527. The next prime is 56805629. The reversal of 56805552 is 25550865.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14527 + ... + 18017.
Almost surely, 256805552 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56805552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80214732).
56805552 is an abundant number, since it is smaller than the sum of its proper divisors (103623912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56805552 is a wasteful number, since it uses less digits than its factorization.
56805552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3618 (or 3609 counting only the distinct ones).
The product of its (nonzero) digits is 60000, while the sum is 36.
The square root of 56805552 is about 7536.9458005216. The cubic root of 56805552 is about 384.4119927117.
The spelling of 56805552 in words is "fifty-six million, eight hundred five thousand, five hundred fifty-two".
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