Search a number
-
+
131367525120 = 2832513877187
BaseRepresentation
bin111101001011000011…
…1010101101100000000
3110120002020011201102100
41322112013111230000
54123020041300440
6140203245550400
712330260353026
oct1722607255400
9416066151370
10131367525120
11507925a7a87
1221562875400
13c5072c29b0
146502d66716
15363ce41230
hex1e961d5b00

131367525120 has 216 divisors, whose sum is σ = 489481430256. Its totient is φ = 32336584704.

The previous prime is 131367525119. The next prime is 131367525173. The reversal of 131367525120 is 21525763131.

131367525120 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 6 + 7 + 525 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 288834 + ... + 588353.

Almost surely, 2131367525120 is an apocalyptic number.

131367525120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131367525120 is an abundant number, since it is smaller than the sum of its proper divisors (358113905136).

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

131367525120 is a wasteful number, since it uses less digits than its factorization.

131367525120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877227 (or 877210 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 131367525120 in words is "one hundred thirty-one billion, three hundred sixty-seven million, five hundred twenty-five thousand, one hundred twenty".