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86061498974 = 21122917082473
BaseRepresentation
bin101000000100110101…
…0100100001001011110
322020010202220010101222
41100021222210021132
52402223220431344
6103311444333342
76134453446163
oct1201152441136
9266122803358
1086061498974
1133553521a70
12148199a4252
138166b83bb9
144245bd606a
15238a7035ee
hex1409aa425e

86061498974 has 16 divisors (see below), whose sum is σ = 141442884720. Its totient is φ = 38948036160.

The previous prime is 86061498967. The next prime is 86061499037. The reversal of 86061498974 is 47989416068.

It is a congruent number.

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, 8536199 + ... + 8546274.

It is an arithmetic number, because the mean of its divisors is an integer number (8840180295).

Almost surely, 286061498974 is an apocalyptic number.

86061498974 is a deficient number, since it is larger than the sum of its proper divisors (55381385746).

86061498974 is a wasteful number, since it uses less digits than its factorization.

86061498974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17082715.

The product of its (nonzero) digits is 20901888, while the sum is 62.

The spelling of 86061498974 in words is "eighty-six billion, sixty-one million, four hundred ninety-eight thousand, nine hundred seventy-four".

Divisors: 1 2 11 22 229 458 2519 5038 17082473 34164946 187907203 375814406 3911886317 7823772634 43030749487 86061498974