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860431134017 = 71347871975201
BaseRepresentation
bin11001000010101011011…
…00010010110101000001
310001020220220222102102102
430201111230102311001
5103044130332242032
61455135425200145
7116110166652140
oct14412554226501
93036826872372
10860431134017
113019a7a42164
1211a910790055
13631a4b29340
142d9061a5757
15175ad808362
hexc855b12d41

860431134017 has 16 divisors (see below), whose sum is σ = 1059213923712. Its totient is φ = 680638118400.

The previous prime is 860431134011. The next prime is 860431134041. The reversal of 860431134017 is 710431134068.

It is a cyclic number.

It is not a de Polignac number, because 860431134017 - 24 = 860431134001 is a prime.

It is a super-2 number, since 2×8604311340172 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (860431134011) 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 15 ways as a sum of consecutive naturals, for example, 551984 + ... + 1423217.

It is an arithmetic number, because the mean of its divisors is an integer number (66200870232).

Almost surely, 2860431134017 is an apocalyptic number.

It is an amenable number.

860431134017 is a deficient number, since it is larger than the sum of its proper divisors (198782789695).

860431134017 is a wasteful number, since it uses less digits than its factorization.

860431134017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980008.

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 860431134017 in words is "eight hundred sixty billion, four hundred thirty-one million, one hundred thirty-four thousand, seventeen".

Divisors: 1 7 13 91 4787 33509 62231 435617 1975201 13826407 25677613 179743291 9455287187 66187010309 122918733431 860431134017