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131210233014 = 2373124053167
BaseRepresentation
bin111101000110010111…
…1010100010010110110
3110112200021012110012210
41322030233110102312
54122204304424024
6140135510354250
712323340402330
oct1721457242266
9415607173183
10131210233014
1150711835103
122151a05b986
13c4b083c943
1464ca100450
15362e221129
hex1e8cbd44b6

131210233014 has 16 divisors (see below), whose sum is σ = 299909104128. Its totient is φ = 37488637992.

The previous prime is 131210233013. The next prime is 131210233039. The reversal of 131210233014 is 410332012131.

It is a super-2 number, since 2×1312102330142 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131210233013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1562026542 + ... + 1562026625.

It is an arithmetic number, because the mean of its divisors is an integer number (18744319008).

Almost surely, 2131210233014 is an apocalyptic number.

131210233014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

131210233014 is an abundant number, since it is smaller than the sum of its proper divisors (168698871114).

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

131210233014 is a wasteful number, since it uses less digits than its factorization.

131210233014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124053179.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131210233014 its reverse (410332012131), we get a palindrome (541542245145).

The spelling of 131210233014 in words is "one hundred thirty-one billion, two hundred ten million, two hundred thirty-three thousand, fourteen".

Divisors: 1 2 3 6 7 14 21 42 3124053167 6248106334 9372159501 18744319002 21868372169 43736744338 65605116507 131210233014