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131564412572 = 2232891103143
BaseRepresentation
bin111101010000111011…
…0011001111010011100
3110120120221122122020012
41322201312121322130
54123420442200242
6140235001542352
712335201024645
oct1724166317234
9416527578205
10131564412572
115088375448a
12215b87a49b8
13c53902a348
1465211786cc
153650383282
hex1ea1d99e9c

131564412572 has 6 divisors (see below), whose sum is σ = 230237722008. Its totient is φ = 65782206284.

The previous prime is 131564412563. The next prime is 131564412601. The reversal of 131564412572 is 275214465131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16445551568 + ... + 16445551575.

It is an arithmetic number, because the mean of its divisors is an integer number (38372953668).

Almost surely, 2131564412572 is an apocalyptic number.

It is an amenable number.

131564412572 is a deficient number, since it is larger than the sum of its proper divisors (98673309436).

131564412572 is a wasteful number, since it uses less digits than its factorization.

131564412572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32891103147 (or 32891103145 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The spelling of 131564412572 in words is "one hundred thirty-one billion, five hundred sixty-four million, four hundred twelve thousand, five hundred seventy-two".

Divisors: 1 2 4 32891103143 65782206286 131564412572