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80073068 = 22191053593
BaseRepresentation
bin1001100010111…
…01000101101100
312120200010121012
410301131011230
5130444314233
611540124352
71661416115
oct461350554
9176603535
1080073068
1141221099
12229966b8
131378771a
14a8c520c
15706a548
hex4c5d16c

80073068 has 12 divisors (see below), whose sum is σ = 147503160. Its totient is φ = 37929312.

The previous prime is 80073061. The next prime is 80073083. The reversal of 80073068 is 86037008.

It is not an unprimeable number, because it can be changed into a prime (80073061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526721 + ... + 526872.

It is an arithmetic number, because the mean of its divisors is an integer number (12291930).

Almost surely, 280073068 is an apocalyptic number.

It is an amenable number.

80073068 is a deficient number, since it is larger than the sum of its proper divisors (67430092).

80073068 is a wasteful number, since it uses less digits than its factorization.

80073068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053616 (or 1053614 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 80073068 is about 8948.3556031262. The cubic root of 80073068 is about 431.0180816161.

The spelling of 80073068 in words is "eighty million, seventy-three thousand, sixty-eight".

Divisors: 1 2 4 19 38 76 1053593 2107186 4214372 20018267 40036534 80073068