Base | Representation |
---|---|
bin | 1101011110100… |
… | …1011000110001 |
3 | 10221101001020112 |
4 | 3113221120301 |
5 | 103432433411 |
6 | 5335351105 |
7 | 1254333620 |
oct | 327513061 |
9 | 127331215 |
10 | 56530481 |
11 | 29a01207 |
12 | 16b22495 |
13 | b9339b7 |
14 | 77176b7 |
15 | 4e69b8b |
hex | 35e9631 |
56530481 has 8 divisors (see below), whose sum is σ = 67415424. Its totient is φ = 46347840.
The previous prime is 56530433. The next prime is 56530501. The reversal of 56530481 is 18403565.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56530481 - 210 = 56529457 is a prime.
It is a super-2 number, since 2×565304812 = 6391390564182722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56530181) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175400 + ... + 175721.
It is an arithmetic number, because the mean of its divisors is an integer number (8426928).
Almost surely, 256530481 is an apocalyptic number.
It is an amenable number.
56530481 is a deficient number, since it is larger than the sum of its proper divisors (10884943).
56530481 is a wasteful number, since it uses less digits than its factorization.
56530481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 351151.
The product of its (nonzero) digits is 14400, while the sum is 32.
The square root of 56530481 is about 7518.6754817587. The cubic root of 56530481 is about 383.7905057563.
The spelling of 56530481 in words is "fifty-six million, five hundred thirty thousand, four hundred eighty-one".
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