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56861142514 = 2118663298349
BaseRepresentation
bin110100111101001100…
…000010110111110010
312102202202021022202021
4310331030002313302
51412422423030024
642042135342054
74052033510461
oct647514026762
9172682238667
1056861142514
11221296a5a70
12b02a82192a
135492378677
142a75a629d8
15172bdd0de4
hexd3d302df2

56861142514 has 16 divisors (see below), whose sum is σ = 93056558400. Its totient is φ = 25842903760.

The previous prime is 56861142511. The next prime is 56861142551. The reversal of 56861142514 is 41524116865.

It is not an unprimeable number, because it can be changed into a prime (56861142511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41412 + ... + 339760.

It is an arithmetic number, because the mean of its divisors is an integer number (5816034900).

Almost surely, 256861142514 is an apocalyptic number.

56861142514 is a deficient number, since it is larger than the sum of its proper divisors (36195415886).

56861142514 is a wasteful number, since it uses less digits than its factorization.

56861142514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307025.

The product of its digits is 230400, while the sum is 43.

The spelling of 56861142514 in words is "fifty-six billion, eight hundred sixty-one million, one hundred forty-two thousand, five hundred fourteen".

Divisors: 1 2 11 22 8663 17326 95293 190586 298349 596698 3281839 6563678 2584597387 5169194774 28430571257 56861142514