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56474761 = 78067823
BaseRepresentation
bin1101011101101…
…1110010001001
310221021012210211
43113123302021
5103424143021
65334241121
71254012310
oct327336211
9127235724
1056474761
1129973362
1216ab61a1
13b914525
147701277
154e583e1
hex35dbc89

56474761 has 4 divisors (see below), whose sum is σ = 64542592. Its totient is φ = 48406932.

The previous prime is 56474713. The next prime is 56474767. The reversal of 56474761 is 16747465.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 56474761 - 213 = 56466569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56474767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4033905 + ... + 4033918.

It is an arithmetic number, because the mean of its divisors is an integer number (16135648).

Almost surely, 256474761 is an apocalyptic number.

It is an amenable number.

56474761 is a deficient number, since it is larger than the sum of its proper divisors (8067831).

56474761 is an equidigital number, since it uses as much as digits as its factorization.

56474761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8067830.

The product of its digits is 141120, while the sum is 40.

The square root of 56474761 is about 7514.9691283464. The cubic root of 56474761 is about 383.6643682784.

The spelling of 56474761 in words is "fifty-six million, four hundred seventy-four thousand, seven hundred sixty-one".

Divisors: 1 7 8067823 56474761