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70164105092 = 22113155230321
BaseRepresentation
bin100000101011000011…
…0110100011110000100
320201002212010211201222
41001112012310132010
52122144002330332
652122152135512
75032506024104
oct1012606643604
9221085124658
1070164105092
1127835898714
1211721997598
136802444763
143578733204
151c59c29712
hex10561b4784

70164105092 has 12 divisors (see below), whose sum is σ = 123873796956. Its totient is φ = 34771591680.

The previous prime is 70164105073. The next prime is 70164105119. The reversal of 70164105092 is 29050146107.

It can be written as a sum of positive squares in 2 ways, for example, as 1700242756 + 68463862336 = 41234^2 + 261656^2 .

It is a super-2 number, since 2×701641050922 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77614709 + ... + 77615612.

It is an arithmetic number, because the mean of its divisors is an integer number (10322816413).

Almost surely, 270164105092 is an apocalyptic number.

It is an amenable number.

70164105092 is a deficient number, since it is larger than the sum of its proper divisors (53709691864).

70164105092 is a wasteful number, since it uses less digits than its factorization.

70164105092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155230438 (or 155230436 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 70164105092 in words is "seventy billion, one hundred sixty-four million, one hundred five thousand, ninety-two".

Divisors: 1 2 4 113 226 452 155230321 310460642 620921284 17541026273 35082052546 70164105092