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131241013320988 = 22231426532753489
BaseRepresentation
bin11101110101110011101101…
…111110101001110100011100
3122012200111222212111222022201
4131311303231332221310130
5114200223043402232423
61143043142244221244
736433564440660064
oct3565635576516434
9565614885458281
10131241013320988
11388aa00163441a
121287747999a824
13582cc88b4495c
14245a1556ac3a4
151028d2ebce2ad
hex775cedfa9d1c

131241013320988 has 12 divisors (see below), whose sum is σ = 239657502586320. Its totient is φ = 62767441153472.

The previous prime is 131241013320973. The next prime is 131241013321031. The reversal of 131241013320988 is 889023310142131.

It is a super-3 number, since 3×1312410133209883 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713266376653 + ... + 713266376836.

It is an arithmetic number, because the mean of its divisors is an integer number (19971458548860).

Almost surely, 2131241013320988 is an apocalyptic number.

It is an amenable number.

131241013320988 is a deficient number, since it is larger than the sum of its proper divisors (108416489265332).

131241013320988 is a wasteful number, since it uses less digits than its factorization.

131241013320988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426532753516 (or 1426532753514 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The spelling of 131241013320988 in words is "one hundred thirty-one trillion, two hundred forty-one billion, thirteen million, three hundred twenty thousand, nine hundred eighty-eight".

Divisors: 1 2 4 23 46 92 1426532753489 2853065506978 5706131013956 32810253330247 65620506660494 131241013320988