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131710408011 = 32713160818569
BaseRepresentation
bin111101010101010001…
…1010101010101001011
3110120222010100222022200
41322222203111111023
54124220331024021
6140301255051243
712341622665430
oct1725243252513
9416863328280
10131710408011
1150949100a76
1221639670b23
13c560356590
1465366ddb87
15365d0c1126
hex1eaa8d554b

131710408011 has 24 divisors (see below), whose sum is σ = 234151837920. Its totient is φ = 69473621376.

The previous prime is 131710408007. The next prime is 131710408013. The reversal of 131710408011 is 110804017131.

It is not a de Polignac number, because 131710408011 - 22 = 131710408007 is a prime.

It is a super-2 number, since 2×1317104080112 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131710408013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80408466 + ... + 80410103.

It is an arithmetic number, because the mean of its divisors is an integer number (9756326580).

Almost surely, 2131710408011 is an apocalyptic number.

131710408011 is a deficient number, since it is larger than the sum of its proper divisors (102441429909).

131710408011 is a wasteful number, since it uses less digits than its factorization.

131710408011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160818595 (or 160818592 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 27.

The spelling of 131710408011 in words is "one hundred thirty-one billion, seven hundred ten million, four hundred eight thousand, eleven".

Divisors: 1 3 7 9 13 21 39 63 91 117 273 819 160818569 482455707 1125729983 1447367121 2090641397 3377189949 6271924191 10131569847 14634489779 18815772573 43903469337 131710408011