Base | Representation |
---|---|
bin | 1101011010101… |
… | …0110101000000 |
3 | 10220220000202010 |
4 | 3112222311000 |
5 | 103401233430 |
6 | 5330052520 |
7 | 1252215561 |
oct | 326526500 |
9 | 126800663 |
10 | 56274240 |
11 | 29846740 |
12 | 16a1a140 |
13 | b874189 |
14 | 768c168 |
15 | 4e18cb0 |
hex | 35aad40 |
56274240 has 168 divisors, whose sum is σ = 197620128. Its totient is φ = 13455360.
The previous prime is 56274221. The next prime is 56274319. The reversal of 56274240 is 4247265.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 56274198 and 56274207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 770844 + ... + 770916.
Almost surely, 256274240 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 56274240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98810064).
56274240 is an abundant number, since it is smaller than the sum of its proper divisors (141345888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56274240 is a wasteful number, since it uses less digits than its factorization.
56274240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177 (or 94 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 56274240 is about 7501.6158259404. The cubic root of 56274240 is about 383.2097463391.
The spelling of 56274240 in words is "fifty-six million, two hundred seventy-four thousand, two hundred forty".
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