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80077092 = 22331215261
BaseRepresentation
bin1001100010111…
…10000100100100
312120200100010020
410301132010210
5130444431332
611540155140
71661433624
oct461360444
9176610106
1080077092
1141224117
1222998ab0
13137894c4
14a8c6884
15706b82c
hex4c5e124

80077092 has 24 divisors (see below), whose sum is σ = 192874752. Its totient is φ = 25831200.

The previous prime is 80077087. The next prime is 80077093. The reversal of 80077092 is 29077008.

It is not an unprimeable number, because it can be changed into a prime (80077093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107259 + ... + 108002.

It is an arithmetic number, because the mean of its divisors is an integer number (8036448).

Almost surely, 280077092 is an apocalyptic number.

It is an amenable number.

80077092 is an abundant number, since it is smaller than the sum of its proper divisors (112797660).

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

80077092 is a wasteful number, since it uses less digits than its factorization.

80077092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215299 (or 215297 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 80077092 is about 8948.5804460819. The cubic root of 80077092 is about 431.0253016371.

The spelling of 80077092 in words is "eighty million, seventy-seven thousand, ninety-two".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 215261 430522 645783 861044 1291566 2583132 6673091 13346182 20019273 26692364 40038546 80077092