Base | Representation |
---|---|
bin | 1101010111011… |
… | …1011111101100 |
3 | 10220111100022201 |
4 | 3111313133230 |
5 | 103323021410 |
6 | 5321351244 |
7 | 1250351560 |
oct | 325673754 |
9 | 126440281 |
10 | 56063980 |
11 | 29712775 |
12 | 16938524 |
13 | b7cc56b |
14 | 76356a0 |
15 | 4dc683a |
hex | 35777ec |
56063980 has 24 divisors (see below), whose sum is σ = 134553888. Its totient is φ = 19221888.
The previous prime is 56063971. The next prime is 56063981. The reversal of 56063980 is 8936065.
It is not an unprimeable number, because it can be changed into a prime (56063981) 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, 200089 + ... + 200368.
It is an arithmetic number, because the mean of its divisors is an integer number (5606412).
Almost surely, 256063980 is an apocalyptic number.
It is an amenable number.
56063980 is an abundant number, since it is smaller than the sum of its proper divisors (78489908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56063980 is a wasteful number, since it uses less digits than its factorization.
56063980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400473 (or 400471 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 37.
The square root of 56063980 is about 7487.5883968071. The cubic root of 56063980 is about 382.7318826934.
The spelling of 56063980 in words is "fifty-six million, sixty-three thousand, nine hundred eighty".
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