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51668118926034 = 23133821173360843
BaseRepresentation
bin10111011111101111010111…
…10111111111001011010010
320202221102110001012201121120
423233313223313333023102
523233012301421113114
6301520001155103110
713611620103352152
oct1357675367771322
9222842401181546
1051668118926034
111551036516a966
1259657645a1a96
1322aa38a158430
14ca8a70b6c762
155e90166345a9
hex2efdebdff2d2

51668118926034 has 32 divisors (see below), whose sum is σ = 111314304489024. Its totient is φ = 15893721994560.

The previous prime is 51668118926029. The next prime is 51668118926059. The reversal of 51668118926034 is 43062981186615.

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, 86382384 + ... + 86978459.

It is an arithmetic number, because the mean of its divisors is an integer number (3478572015282).

Almost surely, 251668118926034 is an apocalyptic number.

51668118926034 is an abundant number, since it is smaller than the sum of its proper divisors (59646185562990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51668118926034 is a wasteful number, since it uses less digits than its factorization.

51668118926034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173364682.

The product of its (nonzero) digits is 14929920, while the sum is 60.

The spelling of 51668118926034 in words is "fifty-one trillion, six hundred sixty-eight billion, one hundred eighteen million, nine hundred twenty-six thousand, thirty-four".

Divisors: 1 2 3 6 13 26 39 78 3821 7642 11463 22926 49673 99346 149019 298038 173360843 346721686 520082529 1040165058 2253690959 4507381918 6761072877 13522145754 662411781103 1324823562206 1987235343309 3974470686618 8611353154339 17222706308678 25834059463017 51668118926034