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80067612 = 2236672301
BaseRepresentation
bin1001100010110…
…11110000011100
312120122212010010
410301123300130
5130444130422
611540043220
71661364162
oct461336034
9176585103
1080067612
1141217a89
1222993510
13137850b1
14a8c3232
157068b0c
hex4c5bc1c

80067612 has 12 divisors (see below), whose sum is σ = 186824456. Its totient is φ = 26689200.

The previous prime is 80067607. The next prime is 80067679. The reversal of 80067612 is 21676008.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 80067612.

It is a congruent number.

It is an unprimeable number.

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, 3336139 + ... + 3336162.

Almost surely, 280067612 is an apocalyptic number.

It is an amenable number.

80067612 is an abundant number, since it is smaller than the sum of its proper divisors (106756844).

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

80067612 is a wasteful number, since it uses less digits than its factorization.

80067612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6672308 (or 6672306 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 80067612 is about 8948.0507374511. The cubic root of 80067612 is about 431.0082918573.

The spelling of 80067612 in words is "eighty million, sixty-seven thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 6672301 13344602 20016903 26689204 40033806 80067612