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8160758468 = 222577938481
BaseRepresentation
bin1111001100110101…
…10100101011000100
3210001201220111001122
413212122310223010
5113203123232333
63425441213112
7406142205512
oct74632645304
923051814048
108160758468
113508598695
1216b9031198
13a0093ab85
14575b934b2
1532b6a2798
hex1e66b4ac4

8160758468 has 12 divisors (see below), whose sum is σ = 14336898492. Its totient is φ = 4064501760.

The previous prime is 8160758467. The next prime is 8160758471. The reversal of 8160758468 is 8648570618.

It can be written as a sum of positive squares in 2 ways, for example, as 4003345984 + 4157412484 = 63272^2 + 64478^2 .

It is not an unprimeable number, because it can be changed into a prime (8160758461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3968213 + ... + 3970268.

It is an arithmetic number, because the mean of its divisors is an integer number (1194741541).

Almost surely, 28160758468 is an apocalyptic number.

It is an amenable number.

8160758468 is a deficient number, since it is larger than the sum of its proper divisors (6176140024).

8160758468 is a wasteful number, since it uses less digits than its factorization.

8160758468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7938742 (or 7938740 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 53.

The square root of 8160758468 is about 90336.9164184831. The cubic root of 8160758468 is about 2013.3077939126.

The spelling of 8160758468 in words is "eight billion, one hundred sixty million, seven hundred fifty-eight thousand, four hundred sixty-eight".

Divisors: 1 2 4 257 514 1028 7938481 15876962 31753924 2040189617 4080379234 8160758468