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131252152102 = 2208731445173
BaseRepresentation
bin111101000111100111…
…1001110011100100110
3110112210012002011101121
41322033033032130212
54122301022331402
6140144005044154
712324356612401
oct1721717163446
9415705064347
10131252152102
1150733466585
12215300b665a
13c4b9428b36
1464d18d2d38
153632c51837
hex1e8f3ce726

131252152102 has 8 divisors (see below), whose sum is σ = 196972569936. Its totient is φ = 65594628792.

The previous prime is 131252152069. The next prime is 131252152169. The reversal of 131252152102 is 201251252131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15718413 + ... + 15726760.

It is an arithmetic number, because the mean of its divisors is an integer number (24621571242).

Almost surely, 2131252152102 is an apocalyptic number.

131252152102 is a deficient number, since it is larger than the sum of its proper divisors (65720417834).

131252152102 is a wasteful number, since it uses less digits than its factorization.

131252152102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31447262.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 131252152102 in words is "one hundred thirty-one billion, two hundred fifty-two million, one hundred fifty-two thousand, one hundred two".

Divisors: 1 2 2087 4174 31445173 62890346 65626076051 131252152102