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139379886090 = 23251548665401
BaseRepresentation
bin1000000111001110110…
…0000100100000001010
3111022202121211211101100
42001303230010200022
54240422222323330
6144010310402230
713032651325014
oct2016354044012
9438677754340
10139379886090
1154124348405
122301a060376
13101b32731a3
146a6312b1b4
15395b57e060
hex2073b0480a

139379886090 has 24 divisors (see below), whose sum is σ = 362387704068. Its totient is φ = 37167969600.

The previous prime is 139379886089. The next prime is 139379886119. The reversal of 139379886090 is 90688973931.

139379886090 is a `hidden beast` number, since 13 + 9 + 3 + 7 + 9 + 8 + 8 + 609 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 128184764841 + 11195121249 = 358029^2 + 105807^2 .

It is a super-2 number, since 2×1393798860902 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 774332611 + ... + 774332790.

Almost surely, 2139379886090 is an apocalyptic number.

139379886090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139379886090 is an abundant number, since it is smaller than the sum of its proper divisors (223007817978).

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

139379886090 is a wasteful number, since it uses less digits than its factorization.

139379886090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548665414 (or 1548665411 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 63.

The spelling of 139379886090 in words is "one hundred thirty-nine billion, three hundred seventy-nine million, eight hundred eighty-six thousand, ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 1548665401 3097330802 4645996203 7743327005 9291992406 13937988609 15486654010 23229981015 27875977218 46459962030 69689943045 139379886090