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131030188675 = 5223227878589
BaseRepresentation
bin111101000001000000…
…0100000001010000011
3110112012201102020210221
41322002000200022003
54121322212014200
6140105555403511
712316023140611
oct1720200401203
9415181366727
10131030188675
115062a142131
12214898b3597
13c482451829
1464b02346b1
15361d50991a
hex1e82020283

131030188675 has 12 divisors (see below), whose sum is σ = 169541670960. Its totient is φ = 100266578720.

The previous prime is 131030188631. The next prime is 131030188693. The reversal of 131030188675 is 576881030131.

It is not a de Polignac number, because 131030188675 - 213 = 131030180483 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113938720 + ... + 113939869.

It is an arithmetic number, because the mean of its divisors is an integer number (14128472580).

Almost surely, 2131030188675 is an apocalyptic number.

131030188675 is a deficient number, since it is larger than the sum of its proper divisors (38511482285).

131030188675 is a wasteful number, since it uses less digits than its factorization.

131030188675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227878622 (or 227878617 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 131030188675 in words is "one hundred thirty-one billion, thirty million, one hundred eighty-eight thousand, six hundred seventy-five".

Divisors: 1 5 23 25 115 575 227878589 1139392945 5241207547 5696964725 26206037735 131030188675