Base | Representation |
---|---|
bin | 1101100010110… |
… | …1110100111100 |
3 | 10221220021210011 |
4 | 3120231310330 |
5 | 104020421222 |
6 | 5345353004 |
7 | 1256612122 |
oct | 330556474 |
9 | 127807704 |
10 | 56810812 |
11 | 2a082893 |
12 | 17038764 |
13 | ba01486 |
14 | 778b912 |
15 | 4ec2c77 |
hex | 362dd3c |
56810812 has 12 divisors (see below), whose sum is σ = 99471736. Its totient is φ = 28390320.
The previous prime is 56810807. The next prime is 56810813. The reversal of 56810812 is 21801865.
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56810813) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12487 + ... + 16417.
Almost surely, 256810812 is an apocalyptic number.
It is an amenable number.
56810812 is a deficient number, since it is larger than the sum of its proper divisors (42660924).
56810812 is a wasteful number, since it uses less digits than its factorization.
56810812 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7548 (or 7546 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 31.
The square root of 56810812 is about 7537.2947401571. The cubic root of 56810812 is about 384.4238574245.
The spelling of 56810812 in words is "fifty-six million, eight hundred ten thousand, eight hundred twelve".
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