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131355253244616 = 23339720396761273
BaseRepresentation
bin11101110111011110000111…
…001101011000001011001000
3122020002102212110002101111020
4131313132013031120023020
5114204111024312311431
61143211434214232440
736445050425210652
oct3567360715301310
9566072773071436
10131355253244616
11389434a5039945
1212895640655720
13583a9938883bb
1424618b1a1b6d2
15102bcb9140696
hex7777873582c8

131355253244616 has 64 divisors (see below), whose sum is σ = 329376815164800. Its totient is φ = 43653368360448.

The previous prime is 131355253244609. The next prime is 131355253244627. The reversal of 131355253244616 is 616442352553131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16046956 + ... + 22808228.

It is an arithmetic number, because the mean of its divisors is an integer number (5146512736950).

Almost surely, 2131355253244616 is an apocalyptic number.

It is an amenable number.

131355253244616 is an abundant number, since it is smaller than the sum of its proper divisors (198021561920184).

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

131355253244616 is a wasteful number, since it uses less digits than its factorization.

131355253244616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6763718 (or 6763714 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 51.

The spelling of 131355253244616 in words is "one hundred thirty-one trillion, three hundred fifty-five billion, two hundred fifty-three million, two hundred forty-four thousand, six hundred sixteen".

Divisors: 1 2 3 4 6 8 12 24 397 794 1191 1588 2039 2382 3176 4078 4764 6117 8156 9528 12234 16312 24468 48936 809483 1618966 2428449 3237932 4856898 6475864 6761273 9713796 13522546 19427592 20283819 27045092 40567638 54090184 81135276 162270552 2684225381 5368450762 8052676143 10736901524 13786235647 16105352286 21473803048 27572471294 32210704572 41358706941 55144942588 64421409144 82717413882 110289885176 165434827764 330869655528 5473135551859 10946271103718 16419406655577 21892542207436 32838813311154 43785084414872 65677626622308 131355253244616