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104212768751 = 7213163599323
BaseRepresentation
bin110000100001110010…
…0001010011111101111
3100221222202201011112222
41201003210022133233
53201411432100001
6115512533145555
710346326630100
oct1410344123757
9327882634488
10104212768751
1140218433673
121824478b2bb
139a9a539310
14508875c3a7
152a9dedc61b
hex184390a7ef

104212768751 has 12 divisors (see below), whose sum is σ = 130552260552. Its totient is φ = 82454058288.

The previous prime is 104212768733. The next prime is 104212768771. The reversal of 104212768751 is 157867212401.

It is not a de Polignac number, because 104212768751 - 26 = 104212768687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104212768771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81799025 + ... + 81800298.

It is an arithmetic number, because the mean of its divisors is an integer number (10879355046).

Almost surely, 2104212768751 is an apocalyptic number.

104212768751 is a deficient number, since it is larger than the sum of its proper divisors (26339491801).

104212768751 is a wasteful number, since it uses less digits than its factorization.

104212768751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163599350 (or 163599343 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 44.

The spelling of 104212768751 in words is "one hundred four billion, two hundred twelve million, seven hundred sixty-eight thousand, seven hundred fifty-one".

Divisors: 1 7 13 49 91 637 163599323 1145195261 2126791199 8016366827 14887538393 104212768751