Base | Representation |
---|---|
bin | 1101100101101… |
… | …1110000111000 |
3 | 10222020211212220 |
4 | 3121123300320 |
5 | 104042431333 |
6 | 5353404040 |
7 | 1261324515 |
oct | 331336070 |
9 | 128224786 |
10 | 56998968 |
11 | 2a1a1194 |
12 | 17109620 |
13 | ba69000 |
14 | 77da30c |
15 | 500d8b3 |
hex | 365bc38 |
56998968 has 128 divisors (see below), whose sum is σ = 164505600. Its totient is φ = 16418688.
The previous prime is 56998961. The next prime is 56998969. The reversal of 56998968 is 86989965.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56998961) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1212721 + ... + 1212767.
It is an arithmetic number, because the mean of its divisors is an integer number (1285200).
Almost surely, 256998968 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56998968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82252800).
56998968 is an abundant number, since it is smaller than the sum of its proper divisors (107506632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56998968 is a wasteful number, since it uses less digits than its factorization.
56998968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118 (or 88 counting only the distinct ones).
The product of its digits is 8398080, while the sum is 60.
The square root of 56998968 is about 7549.7660890918. The cubic root of 56998968 is about 384.8477905095.
The spelling of 56998968 in words is "fifty-six million, nine hundred ninety-eight thousand, nine hundred sixty-eight".
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