Base | Representation |
---|---|
bin | 1101011101101… |
… | …1010010100100 |
3 | 10221021010000222 |
4 | 3113123102210 |
5 | 103424111430 |
6 | 5334223512 |
7 | 1254003362 |
oct | 327332244 |
9 | 127233028 |
10 | 56472740 |
11 | 29971895 |
12 | 16ab4b98 |
13 | b91362c |
14 | 7700632 |
15 | 4e579e5 |
hex | 35db4a4 |
56472740 has 12 divisors (see below), whose sum is σ = 118592796. Its totient is φ = 22589088.
The previous prime is 56472739. The next prime is 56472799. The reversal of 56472740 is 4727465.
It can be written as a sum of positive squares in 2 ways, for example, as 21141604 + 35331136 = 4598^2 + 5944^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 56472740.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1411799 + ... + 1411838.
It is an arithmetic number, because the mean of its divisors is an integer number (9882733).
Almost surely, 256472740 is an apocalyptic number.
It is an amenable number.
56472740 is an abundant number, since it is smaller than the sum of its proper divisors (62120056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56472740 is a wasteful number, since it uses less digits than its factorization.
56472740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2823646 (or 2823644 counting only the distinct ones).
The product of its (nonzero) digits is 47040, while the sum is 35.
The square root of 56472740 is about 7514.8346621865. The cubic root of 56472740 is about 383.6597916325.
The spelling of 56472740 in words is "fifty-six million, four hundred seventy-two thousand, seven hundred forty".
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