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56175401 = 357115731
BaseRepresentation
bin1101011001001…
…0101100101001
310220201000011102
43112102230221
5103340103101
65324011145
71251324452
oct326225451
9126630142
1056175401
1129789457
1216990ab5
13b83b1a9
147664129
154de986b
hex3592b29

56175401 has 4 divisors (see below), whose sum is σ = 56194704. Its totient is φ = 56156100.

The previous prime is 56175397. The next prime is 56175403. The reversal of 56175401 is 10457165.

56175401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 56175401 - 22 = 56175397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56175403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4295 + ... + 11436.

It is an arithmetic number, because the mean of its divisors is an integer number (14048676).

Almost surely, 256175401 is an apocalyptic number.

It is an amenable number.

56175401 is a deficient number, since it is larger than the sum of its proper divisors (19303).

56175401 is a wasteful number, since it uses less digits than its factorization.

56175401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19302.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 56175401 is about 7495.0250833470. The cubic root of 56175401 is about 382.9852607680.

The spelling of 56175401 in words is "fifty-six million, one hundred seventy-five thousand, four hundred one".

Divisors: 1 3571 15731 56175401