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10712486139 = 331472450809
BaseRepresentation
bin10011111101000001…
…11001000011111011
31000122120102200100220
421332200321003323
5133414344024024
64530553431123
7526315426005
oct117640710373
930576380326
1010712486139
1145a7a12433
1220ab70b4a3
1310194abbc4
14738a2b375
1542a6e9e79
hex27e8390fb

10712486139 has 16 divisors (see below), whose sum is σ = 15057776640. Its totient is φ = 6764230080.

The previous prime is 10712486129. The next prime is 10712486149. The reversal of 10712486139 is 93168421701.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10712486129) and next prime (10712486149).

It is not a de Polignac number, because 10712486139 - 27 = 10712486011 is a prime.

It is a super-2 number, since 2×107124861392 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10712486139.

It is not an unprimeable number, because it can be changed into a prime (10712486129) 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 15 ways as a sum of consecutive naturals, for example, 1221034 + ... + 1229775.

It is an arithmetic number, because the mean of its divisors is an integer number (941111040).

Almost surely, 210712486139 is an apocalyptic number.

10712486139 is a deficient number, since it is larger than the sum of its proper divisors (4345290501).

10712486139 is a wasteful number, since it uses less digits than its factorization.

10712486139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450890.

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 10712486139 in words is "ten billion, seven hundred twelve million, four hundred eighty-six thousand, one hundred thirty-nine".

Divisors: 1 3 31 47 93 141 1457 4371 2450809 7352427 75975079 115188023 227925237 345564069 3570828713 10712486139