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56454007 = 314144417
BaseRepresentation
bin1101011101011…
…0101101110111
310221020011100011
43113112231313
5103423012012
65334001051
71253564641
oct327265567
9127204304
1056454007
1129959805
1216aa6187
13b907c4c
1476d7891
154e521a7
hex35d6b77

56454007 has 8 divisors (see below), whose sum is σ = 59697792. Its totient is φ = 53299200.

The previous prime is 56453993. The next prime is 56454031. The reversal of 56454007 is 70045465.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-56454007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56454007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56454037) 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, 20938 + ... + 23479.

It is an arithmetic number, because the mean of its divisors is an integer number (7462224).

Almost surely, 256454007 is an apocalyptic number.

56454007 is a deficient number, since it is larger than the sum of its proper divisors (3243785).

56454007 is a wasteful number, since it uses less digits than its factorization.

56454007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44489.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 56454007 is about 7513.5881574651. The cubic root of 56454007 is about 383.6173647099.

The spelling of 56454007 in words is "fifty-six million, four hundred fifty-four thousand, seven".

Divisors: 1 31 41 1271 44417 1376927 1821097 56454007