Base | Representation |
---|---|
bin | 1101011110001… |
… | …1101001000000 |
3 | 10221022211221210 |
4 | 3113203221000 |
5 | 103431210234 |
6 | 5335050120 |
7 | 1254205164 |
oct | 327435100 |
9 | 127284853 |
10 | 56506944 |
11 | 2999555a |
12 | 16b10940 |
13 | b926080 |
14 | 770cca4 |
15 | 4e62be9 |
hex | 35e3a40 |
56506944 has 56 divisors (see below), whose sum is σ = 161015680. Its totient is φ = 17385984.
The previous prime is 56506943. The next prime is 56506949. The reversal of 56506944 is 44960565.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (56506943) 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, 8824 + ... + 13815.
It is an arithmetic number, because the mean of its divisors is an integer number (2875280).
Almost surely, 256506944 is an apocalyptic number.
It is an amenable number.
56506944 is an abundant number, since it is smaller than the sum of its proper divisors (104508736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56506944 is a wasteful number, since it uses less digits than its factorization.
56506944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22667 (or 22657 counting only the distinct ones).
The product of its (nonzero) digits is 129600, while the sum is 39.
The square root of 56506944 is about 7517.1100830040. The cubic root of 56506944 is about 383.7372334275.
The spelling of 56506944 in words is "fifty-six million, five hundred six thousand, nine hundred forty-four".
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