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56164413 = 3172347881
BaseRepresentation
bin1101011001000…
…0000000111101
310220200110002110
43112100000331
5103334230123
65323444233
71251250434
oct326200075
9126613073
1056164413
1129781178
1216986679
13b8361a6
14766011b
154de6493
hex359003d

56164413 has 16 divisors (see below), whose sum is σ = 82740096. Its totient is φ = 33707520.

The previous prime is 56164403. The next prime is 56164441. The reversal of 56164413 is 31446165.

It is not a de Polignac number, because 56164413 - 24 = 56164397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56164403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22768 + ... + 25113.

It is an arithmetic number, because the mean of its divisors is an integer number (5171256).

Almost surely, 256164413 is an apocalyptic number.

It is an amenable number.

56164413 is a deficient number, since it is larger than the sum of its proper divisors (26575683).

56164413 is a wasteful number, since it uses less digits than its factorization.

56164413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47924.

The product of its digits is 8640, while the sum is 30.

The square root of 56164413 is about 7494.2920279370. The cubic root of 56164413 is about 382.9602882926.

The spelling of 56164413 in words is "fifty-six million, one hundred sixty-four thousand, four hundred thirteen".

Divisors: 1 3 17 23 51 69 391 1173 47881 143643 813977 1101263 2441931 3303789 18721471 56164413