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131740352652 = 22310978362721
BaseRepresentation
bin111101010110001010…
…1100100000010001100
3110121001012201022122110
41322230111210002030
54124301012241102
6140304244544020
712342435343536
oct1725425440214
9417035638573
10131740352652
1150963aa3907
12216476b2010
13c56660c2bc
14653a696856
153660a3886c
hex1eac56408c

131740352652 has 12 divisors (see below), whose sum is σ = 307394156216. Its totient is φ = 43913450880.

The previous prime is 131740352651. The next prime is 131740352767. The reversal of 131740352652 is 256253047131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 131740352652.

It is not an unprimeable number, because it can be changed into a prime (131740352651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5489181349 + ... + 5489181372.

Almost surely, 2131740352652 is an apocalyptic number.

131740352652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131740352652 is an abundant number, since it is smaller than the sum of its proper divisors (175653803564).

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

131740352652 is a wasteful number, since it uses less digits than its factorization.

131740352652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10978362728 (or 10978362726 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

Adding to 131740352652 its reverse (256253047131), we get a palindrome (387993399783).

The spelling of 131740352652 in words is "one hundred thirty-one billion, seven hundred forty million, three hundred fifty-two thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 10978362721 21956725442 32935088163 43913450884 65870176326 131740352652