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56031220614 = 239338536769
BaseRepresentation
bin110100001011101110…
…001001001110000110
312100121220121220221010
4310023232021032012
51404222443024424
641423531303050
74022335342215
oct641356111606
9170556556833
1056031220614
11218431883a6
12aa388aaa86
13538c44a215
1429d774907c
1516ce0e8229
hexd0bb89386

56031220614 has 8 divisors (see below), whose sum is σ = 112062441240. Its totient is φ = 18677073536.

The previous prime is 56031220613. The next prime is 56031220627. The reversal of 56031220614 is 41602213065.

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

56031220614 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56031220613) 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 3 ways as a sum of consecutive naturals, for example, 4669268379 + ... + 4669268390.

It is an arithmetic number, because the mean of its divisors is an integer number (14007805155).

Almost surely, 256031220614 is an apocalyptic number.

56031220614 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56031220614 is a wasteful number, since it uses less digits than its factorization.

56031220614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9338536774.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 56031220614 its reverse (41602213065), we get a palindrome (97633433679).

The spelling of 56031220614 in words is "fifty-six billion, thirty-one million, two hundred twenty thousand, six hundred fourteen".

Divisors: 1 2 3 6 9338536769 18677073538 28015610307 56031220614