Base | Representation |
---|---|
bin | 1101010110110… |
… | …0001001000000 |
3 | 10220101222112012 |
4 | 3111230021000 |
5 | 103320024342 |
6 | 5320352052 |
7 | 1250066150 |
oct | 325541100 |
9 | 126358465 |
10 | 56017472 |
11 | 29690835 |
12 | 16915628 |
13 | b7b4344 |
14 | 7622760 |
15 | 4db7b82 |
hex | 356c240 |
56017472 has 56 divisors (see below), whose sum is σ = 133746240. Its totient is φ = 22740480.
The previous prime is 56017469. The next prime is 56017483. The reversal of 56017472 is 27471065.
It is a tau number, because it is divible by the number of its divisors (56).
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5222 + ... + 11802.
Almost surely, 256017472 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 56017472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66873120).
56017472 is an abundant number, since it is smaller than the sum of its proper divisors (77728768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56017472 is a wasteful number, since it uses less digits than its factorization.
56017472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6619 (or 6609 counting only the distinct ones).
The product of its (nonzero) digits is 11760, while the sum is 32.
The square root of 56017472 is about 7484.4820796098. The cubic root of 56017472 is about 382.6260213857.
The spelling of 56017472 in words is "fifty-six million, seventeen thousand, four hundred seventy-two".
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