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80076318378 = 2371906579009
BaseRepresentation
bin100101010010011101…
…0111010011010101010
321122200122201110010120
41022210322322122222
52302444014142003
6100441521224110
75533236322110
oct1124472723252
9248618643116
1080076318378
1130a61aa3221
1213629492036
137721ba6514
143c38d63ab0
15213a046853
hex12a4eba6aa

80076318378 has 16 divisors (see below), whose sum is σ = 183031584960. Its totient is φ = 22878948096.

The previous prime is 80076318347. The next prime is 80076318397. The reversal of 80076318378 is 87381367008.

It is a self number, because there is not a number n which added to its sum of digits gives 80076318378.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 953289463 + ... + 953289546.

It is an arithmetic number, because the mean of its divisors is an integer number (11439474060).

Almost surely, 280076318378 is an apocalyptic number.

80076318378 is an abundant number, since it is smaller than the sum of its proper divisors (102955266582).

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

80076318378 is a wasteful number, since it uses less digits than its factorization.

80076318378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906579021.

The product of its (nonzero) digits is 1354752, while the sum is 51.

The spelling of 80076318378 in words is "eighty billion, seventy-six million, three hundred eighteen thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 7 14 21 42 1906579009 3813158018 5719737027 11439474054 13346053063 26692106126 40038159189 80076318378