Base | Representation |
---|---|
bin | 1101011001101… |
… | …0100111100100 |
3 | 10220202122200000 |
4 | 3112122213210 |
5 | 103342122334 |
6 | 5324421300 |
7 | 1251521160 |
oct | 326324744 |
9 | 126678600 |
10 | 56207844 |
11 | 29800870 |
12 | 169a7830 |
13 | b84cba4 |
14 | 7671ca0 |
15 | 4e04299 |
hex | 359a9e4 |
56207844 has 144 divisors (see below), whose sum is σ = 183945216. Its totient is φ = 14580000.
The previous prime is 56207803. The next prime is 56207863. The reversal of 56207844 is 44870265.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 56207799 and 56207808.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74469 + ... + 75219.
Almost surely, 256207844 is an apocalyptic number.
56207844 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56207844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91972608).
56207844 is an abundant number, since it is smaller than the sum of its proper divisors (127737372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56207844 is a wasteful number, since it uses less digits than its factorization.
56207844 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 788 (or 774 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
The square root of 56207844 is about 7497.1890732461. The cubic root of 56207844 is about 383.0589751186.
The spelling of 56207844 in words is "fifty-six million, two hundred seven thousand, eight hundred forty-four".
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