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139472381160 = 233257192912957
BaseRepresentation
bin1000000111100100110…
…0111010010011101000
3111100000001220001202200
42001321030322103220
54241114412144120
6144023413100200
713035153451650
oct2017114722350
9440001801680
10139472381160
1154171583312
1223045027660
13101c94899b8
146a71527360
15396474ee90
hex207933a4e8

139472381160 has 192 divisors, whose sum is σ = 545305737600. Its totient is φ = 30201527808.

The previous prime is 139472381119. The next prime is 139472381161. The reversal of 139472381160 is 61183274931.

139472381160 is a `hidden beast` number, since 1 + 39 + 472 + 38 + 116 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (139472381161) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1408599 + ... + 1504358.

It is an arithmetic number, because the mean of its divisors is an integer number (2840134050).

Almost surely, 2139472381160 is an apocalyptic number.

139472381160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139472381160 is an abundant number, since it is smaller than the sum of its proper divisors (405833356440).

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

139472381160 is a wasteful number, since it uses less digits than its factorization.

139472381160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2913000 (or 2912993 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 139472381160 in words is "one hundred thirty-nine billion, four hundred seventy-two million, three hundred eighty-one thousand, one hundred sixty".