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80086908 = 22311739821
BaseRepresentation
bin1001100011000…
…00011101111100
312120200211120210
410301200131330
5131000240113
611540312420
71661504346
oct461403574
9176624523
1080086908
1141230530
12229a2710
1313790b05
14a8ca296
15706e6c3
hex4c6077c

80086908 has 48 divisors (see below), whose sum is σ = 204382080. Its totient is φ = 24206400.

The previous prime is 80086901. The next prime is 80086939. The reversal of 80086908 is 80968008.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80086901) 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 15 ways as a sum of consecutive naturals, for example, 97138 + ... + 97958.

It is an arithmetic number, because the mean of its divisors is an integer number (4257960).

Almost surely, 280086908 is an apocalyptic number.

It is an amenable number.

80086908 is an abundant number, since it is smaller than the sum of its proper divisors (124295172).

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

80086908 is a wasteful number, since it uses less digits than its factorization.

80086908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578 (or 1576 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 80086908 is about 8949.1288961552. The cubic root of 80086908 is about 431.0429128806.

The spelling of 80086908 in words is "eighty million, eighty-six thousand, nine hundred eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 739 821 1478 1642 2217 2463 2956 3284 4434 4926 8129 8868 9031 9852 16258 18062 24387 27093 32516 36124 48774 54186 97548 108372 606719 1213438 1820157 2426876 3640314 6673909 7280628 13347818 20021727 26695636 40043454 80086908