Base | Representation |
---|---|
bin | 1101011010010… |
… | …1111010111100 |
3 | 10220212000011200 |
4 | 3112211322330 |
5 | 103400113030 |
6 | 5325415500 |
7 | 1252103145 |
oct | 326457274 |
9 | 126760150 |
10 | 56254140 |
11 | 29832628 |
12 | 16a0a590 |
13 | b867c97 |
14 | 7684acc |
15 | 4e12d60 |
hex | 35a5ebc |
56254140 has 72 divisors (see below), whose sum is σ = 173562480. Its totient is φ = 14744064.
The previous prime is 56254123. The next prime is 56254153. The reversal of 56254140 is 4145265.
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, 7972 + ... + 13268.
It is an arithmetic number, because the mean of its divisors is an integer number (2410590).
Almost surely, 256254140 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 56254140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86781240).
56254140 is an abundant number, since it is smaller than the sum of its proper divisors (117308340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56254140 is a wasteful number, since it uses less digits than its factorization.
56254140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5371 (or 5366 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 56254140 is about 7500.2759949218. The cubic root of 56254140 is about 383.1641160285.
The spelling of 56254140 in words is "fifty-six million, two hundred fifty-four thousand, one hundred forty".
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