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56651141 = 1914920011
BaseRepresentation
bin1101100000011…
…0110110000101
310221121011202102
43120012312011
5104000314031
65342121445
71255345451
oct330066605
9127534672
1056651141
1129a83928
1216b80285
13b9768b1
147749661
154e907cb
hex3606d85

56651141 has 8 divisors (see below), whose sum is σ = 60036000. Its totient is φ = 53306640.

The previous prime is 56651129. The next prime is 56651159. The reversal of 56651141 is 14115665.

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 56651141 - 214 = 56634757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56651341) 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, 7175 + ... + 12836.

It is an arithmetic number, because the mean of its divisors is an integer number (7504500).

Almost surely, 256651141 is an apocalyptic number.

It is an amenable number.

56651141 is a deficient number, since it is larger than the sum of its proper divisors (3384859).

56651141 is a wasteful number, since it uses less digits than its factorization.

56651141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20179.

The product of its digits is 3600, while the sum is 29.

The square root of 56651141 is about 7526.6952243332. The cubic root of 56651141 is about 384.0633689004.

The spelling of 56651141 in words is "fifty-six million, six hundred fifty-one thousand, one hundred forty-one".

Divisors: 1 19 149 2831 20011 380209 2981639 56651141