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56319530 = 256784059
BaseRepresentation
bin1101011011010…
…1111000101010
310220222022212112
43112311320222
5103404211110
65331042322
71252464611
oct326657052
9126868775
1056319530
1129877773
1216a403a2
13b88b987
1476a0878
154e27405
hex35b5e2a

56319530 has 16 divisors (see below), whose sum is σ = 102889440. Its totient is φ = 22191312.

The previous prime is 56319493. The next prime is 56319559. The reversal of 56319530 is 3591365.

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, 41360 + ... + 42699.

It is an arithmetic number, because the mean of its divisors is an integer number (6430590).

Almost surely, 256319530 is an apocalyptic number.

56319530 is a deficient number, since it is larger than the sum of its proper divisors (46569910).

56319530 is a wasteful number, since it uses less digits than its factorization.

56319530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84133.

The product of its (nonzero) digits is 12150, while the sum is 32.

The square root of 56319530 is about 7504.6339017969. The cubic root of 56319530 is about 383.3125222896.

The spelling of 56319530 in words is "fifty-six million, three hundred nineteen thousand, five hundred thirty".

Divisors: 1 2 5 10 67 134 335 670 84059 168118 420295 840590 5631953 11263906 28159765 56319530