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56375007 = 3131445513
BaseRepresentation
bin1101011100001…
…1011011011111
310221002010222020
43113003123133
5103413000012
65332151223
71253115423
oct327033337
9127063866
1056375007
1129905417
1216a68513
13b8aacc0
1476b6b83
154e38a8c
hex35c36df

56375007 has 8 divisors (see below), whose sum is σ = 80948784. Its totient is φ = 34692288.

The previous prime is 56374993. The next prime is 56375023. The reversal of 56375007 is 70057365.

It is a happy number.

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

It is not a de Polignac number, because 56375007 - 210 = 56373983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56375057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722718 + ... + 722795.

It is an arithmetic number, because the mean of its divisors is an integer number (10118598).

Almost surely, 256375007 is an apocalyptic number.

56375007 is a deficient number, since it is larger than the sum of its proper divisors (24573777).

56375007 is a wasteful number, since it uses less digits than its factorization.

56375007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445529.

The product of its (nonzero) digits is 22050, while the sum is 33.

The square root of 56375007 is about 7508.3291749896. The cubic root of 56375007 is about 383.4383403988.

The spelling of 56375007 in words is "fifty-six million, three hundred seventy-five thousand, seven".

Divisors: 1 3 13 39 1445513 4336539 18791669 56375007