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131360901724 = 22138572947691
BaseRepresentation
bin111101001010110111…
…0000100101001011100
3110120001202201012211101
41322111232010221130
54123011342323344
6140202452002444
712330150145603
oct1722556045134
9416052635741
10131360901724
11507898937a8
1221560600424
13c505b14020
146502120a3a
15363c5839d4
hex1e95b84a5c

131360901724 has 24 divisors (see below), whose sum is σ = 247853734128. Its totient is φ = 60557343360.

The previous prime is 131360901703. The next prime is 131360901751. The reversal of 131360901724 is 427109063131.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1429282 + ... + 1518409.

It is an arithmetic number, because the mean of its divisors is an integer number (10327238922).

Almost surely, 2131360901724 is an apocalyptic number.

It is an amenable number.

131360901724 is a deficient number, since it is larger than the sum of its proper divisors (116492832404).

131360901724 is a wasteful number, since it uses less digits than its factorization.

131360901724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948565 (or 2948563 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

Adding to 131360901724 its reverse (427109063131), we get a palindrome (558469964855).

The spelling of 131360901724 in words is "one hundred thirty-one billion, three hundred sixty million, nine hundred one thousand, seven hundred twenty-four".

Divisors: 1 2 4 13 26 52 857 1714 3428 11141 22282 44564 2947691 5895382 11790764 38319983 76639966 153279932 2526171187 5052342374 10104684748 32840225431 65680450862 131360901724