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131907127396320 = 253251940211198997
BaseRepresentation
bin11101111111100000000101…
…011110001100011111100000
3122022001012100111200001011200
4131333200011132030133200
5114242131244103140240
61144313144152441200
736532655404125243
oct3577400536143740
9568035314601150
10131907127396320
11390365536702a1
121296459a0a9200
13587aa33b293a3
1424804a642b25a
15103b318e1c930
hex77f80578c7e0

131907127396320 has 288 divisors, whose sum is σ = 473942519275680. Its totient is φ = 33315590615040.

The previous prime is 131907127396313. The next prime is 131907127396361. The reversal of 131907127396320 is 23693721709131.

131907127396320 is a `hidden beast` number, since 1 + 3 + 190 + 7 + 127 + 3 + 9 + 6 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109415062 + ... + 110614058.

It is an arithmetic number, because the mean of its divisors is an integer number (1645633747485).

Almost surely, 2131907127396320 is an apocalyptic number.

131907127396320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131907127396320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236971259637840).

131907127396320 is an abundant number, since it is smaller than the sum of its proper divisors (342035391879360).

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

131907127396320 is a wasteful number, since it uses less digits than its factorization.

131907127396320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203058 (or 1203047 counting only the distinct ones).

The product of its (nonzero) digits is 2571912, while the sum is 54.

The spelling of 131907127396320 in words is "one hundred thirty-one trillion, nine hundred seven billion, one hundred twenty-seven million, three hundred ninety-six thousand, three hundred twenty".