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56476513 = 3114912227
BaseRepresentation
bin1101011101110…
…0001101100001
310221021022012201
43113130031201
5103424222023
65334253201
71254020362
oct327341541
9127238181
1056476513
1129974705
1216ab7201
13b915272
147701b69
154e58bad
hex35dc361

56476513 has 8 divisors (see below), whose sum is σ = 58694400. Its totient is φ = 54283440.

The previous prime is 56476507. The next prime is 56476549. The reversal of 56476513 is 31567465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56476513 - 25 = 56476481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56476573) 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, 1495 + ... + 10732.

It is an arithmetic number, because the mean of its divisors is an integer number (7336800).

Almost surely, 256476513 is an apocalyptic number.

It is an amenable number.

56476513 is a deficient number, since it is larger than the sum of its proper divisors (2217887).

56476513 is a wasteful number, since it uses less digits than its factorization.

56476513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12407.

The product of its digits is 75600, while the sum is 37.

The square root of 56476513 is about 7515.0856947875. The cubic root of 56476513 is about 383.6683356732.

It can be divided in two parts, 564 and 76513, that added together give a palindrome (77077).

The spelling of 56476513 in words is "fifty-six million, four hundred seventy-six thousand, five hundred thirteen".

Divisors: 1 31 149 4619 12227 379037 1821823 56476513