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8680333977494 = 219397642789527
BaseRepresentation
bin111111001010000110000…
…1110010010011110010110
31010201211110101210100100022
41332110030032102132112
52114204310444234434
630243405042145142
71554063524261204
oct176241416223626
933654411710308
108680333977494
112847344264073
12b823823521b2
134ac72391c79a
142201b7b98074
15100bde77322e
hex7e50c392796

8680333977494 has 32 divisors (see below), whose sum is σ = 13742605297920. Its totient is φ = 4100696173728.

The previous prime is 8680333977487. The next prime is 8680333977509. The reversal of 8680333977494 is 4947793330868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96912959 + ... + 97002485.

It is an arithmetic number, because the mean of its divisors is an integer number (429456415560).

Almost surely, 28680333977494 is an apocalyptic number.

8680333977494 is a deficient number, since it is larger than the sum of its proper divisors (5062271320426).

8680333977494 is a wasteful number, since it uses less digits than its factorization.

8680333977494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96372.

The product of its (nonzero) digits is 658409472, while the sum is 71.

The spelling of 8680333977494 in words is "eight trillion, six hundred eighty billion, three hundred thirty-three million, nine hundred seventy-seven thousand, four hundred ninety-four".

Divisors: 1 2 19 38 397 794 6427 7543 12854 15086 89527 122113 179054 244226 1701013 2551519 3402026 5103038 35542219 48478861 71084438 96957722 575390029 675302161 1150780058 1350604322 10932410551 21864821102 228429841513 456859683026 4340166988747 8680333977494