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131098618216 = 2367735276863
BaseRepresentation
bin111101000011000010…
…1100010100101101000
3110112101111011211111101
41322012011202211220
54121442221240331
6140120442211144
712320513603626
oct1720605424550
9415344154441
10131098618216
1150664830275
12214a87b3ab4
13c493690597
1464b9368516
153624525061
hex1e86162968

131098618216 has 32 divisors (see below), whose sum is σ = 246278672640. Its totient is φ = 65424394048.

The previous prime is 131098618207. The next prime is 131098618237. The reversal of 131098618216 is 612816890131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19098801 + ... + 19105663.

It is an arithmetic number, because the mean of its divisors is an integer number (7696208520).

Almost surely, 2131098618216 is an apocalyptic number.

It is an amenable number.

131098618216 is a deficient number, since it is larger than the sum of its proper divisors (115180054424).

131098618216 is a wasteful number, since it uses less digits than its factorization.

131098618216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11073 (or 11069 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 46.

The spelling of 131098618216 in words is "one hundred thirty-one billion, ninety-eight million, six hundred eighteen thousand, two hundred sixteen".

Divisors: 1 2 4 8 677 1354 2708 3527 5416 6863 7054 13726 14108 27452 28216 54904 2387779 4646251 4775558 9292502 9551116 18585004 19102232 24205801 37170008 48411602 96823204 193646408 16387327277 32774654554 65549309108 131098618216