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51301306006 = 2412107142609
BaseRepresentation
bin101111110001110010…
…111100111010010110
311220102021110100212121
4233301302330322112
51320031113243011
635322325010154
73464202622546
oct576162747226
9156367410777
1051301306006
111a836282565
129b3885395a
134ab7544292
1426a94b1326
151503c41e71
hexbf1cbce96

51301306006 has 24 divisors (see below), whose sum is σ = 79612317720. Its totient is φ = 24790974720.

The previous prime is 51301305997. The next prime is 51301306033. The reversal of 51301306006 is 60060310315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 288430 + ... + 431038.

It is an arithmetic number, because the mean of its divisors is an integer number (3317179905).

Almost surely, 251301306006 is an apocalyptic number.

51301306006 is a deficient number, since it is larger than the sum of its proper divisors (28311011714).

51301306006 is a wasteful number, since it uses less digits than its factorization.

51301306006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142800 (or 142759 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The spelling of 51301306006 in words is "fifty-one billion, three hundred one million, three hundred six thousand, six".

Divisors: 1 2 41 82 107 214 1681 3362 4387 8774 142609 179867 285218 359734 5846969 11693938 15259163 30518326 239725729 479451458 625625683 1251251366 25650653003 51301306006