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56000530 = 2536715259
BaseRepresentation
bin1101010110100…
…0000000010010
310220101010021201
43111220000102
5103314004110
65320141414
71246665565
oct325500022
9126333251
1056000530
112967a033
121690786a
13b7a9711
14761a4dc
154db2b3a
hex3568012

56000530 has 16 divisors (see below), whose sum is σ = 101082240. Its totient is φ = 22337712.

The previous prime is 56000519. The next prime is 56000587. The reversal of 56000530 is 3500065.

It is a junction number, because it is equal to n+sod(n) for n = 56000498 and 56000507.

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, 3960 + ... + 11299.

It is an arithmetic number, because the mean of its divisors is an integer number (6317640).

Almost surely, 256000530 is an apocalyptic number.

56000530 is a deficient number, since it is larger than the sum of its proper divisors (45081710).

56000530 is a wasteful number, since it uses less digits than its factorization.

56000530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15633.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 56000530 is about 7483.3501855786. The cubic root of 56000530 is about 382.5874435192.

Adding to 56000530 its reverse (3500065), we get a palindrome (59500595).

The spelling of 56000530 in words is "fifty-six million, five hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 367 734 1835 3670 15259 30518 76295 152590 5600053 11200106 28000265 56000530