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131427653590 = 2567196160677
BaseRepresentation
bin111101001100110110…
…0101101011111010110
3110120020102022120011201
41322121230231133112
54123130434403330
6140213234423114
712331620423502
oct1723154553726
9416212276151
10131427653590
1150813536432
122157aa31a9a
13c5168b627c
14650ad39302
15364336beca
hex1e99b2d7d6

131427653590 has 16 divisors (see below), whose sum is σ = 240100669872. Its totient is φ = 51786418464.

The previous prime is 131427653557. The next prime is 131427653659. The reversal of 131427653590 is 95356724131.

It is a self number, because there is not a number n which added to its sum of digits gives 131427653590.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98079669 + ... + 98081008.

It is an arithmetic number, because the mean of its divisors is an integer number (15006291867).

Almost surely, 2131427653590 is an apocalyptic number.

131427653590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131427653590 is a deficient number, since it is larger than the sum of its proper divisors (108673016282).

131427653590 is a wasteful number, since it uses less digits than its factorization.

131427653590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196160751.

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 131427653590 in words is "one hundred thirty-one billion, four hundred twenty-seven million, six hundred fifty-three thousand, five hundred ninety".

Divisors: 1 2 5 10 67 134 335 670 196160677 392321354 980803385 1961606770 13142765359 26285530718 65713826795 131427653590