Base | Representation |
---|---|
bin | 1101100100011… |
… | …0100111001011 |
3 | 10222002110001010 |
4 | 3121012213023 |
5 | 104032143311 |
6 | 5351455003 |
7 | 1260514110 |
oct | 331064713 |
9 | 128073033 |
10 | 56912331 |
11 | 2a142093 |
12 | 17087463 |
13 | ba38748 |
14 | 77b6907 |
15 | 4ee2da6 |
hex | 36469cb |
56912331 has 8 divisors (see below), whose sum is σ = 86723584. Its totient is φ = 32521320.
The previous prime is 56912321. The next prime is 56912357. The reversal of 56912331 is 13321965.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56912331 - 27 = 56912203 is a prime.
It is a super-2 number, since 2×569123312 = 6478026839707122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56912321) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1355035 + ... + 1355076.
It is an arithmetic number, because the mean of its divisors is an integer number (10840448).
Almost surely, 256912331 is an apocalyptic number.
56912331 is a deficient number, since it is larger than the sum of its proper divisors (29811253).
56912331 is a wasteful number, since it uses less digits than its factorization.
56912331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2710121.
The product of its digits is 4860, while the sum is 30.
The square root of 56912331 is about 7544.0261797001. The cubic root of 56912331 is about 384.6527053088.
The spelling of 56912331 in words is "fifty-six million, nine hundred twelve thousand, three hundred thirty-one".
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