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80067236 = 22149134341
BaseRepresentation
bin1001100010110…
…11101010100100
312120122211121012
410301123222210
5130444122421
611540041352
71661363114
oct461335244
9176584535
1080067236
1141217777
1222993258
1313784b82
14a8c3044
15706895b
hex4c5baa4

80067236 has 12 divisors (see below), whose sum is σ = 141059100. Its totient is φ = 39764640.

The previous prime is 80067233. The next prime is 80067271. The reversal of 80067236 is 63276008.

It can be written as a sum of positive squares in 2 ways, for example, as 33062500 + 47004736 = 5750^2 + 6856^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (80067233) 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, 66575 + ... + 67766.

It is an arithmetic number, because the mean of its divisors is an integer number (11754925).

Almost surely, 280067236 is an apocalyptic number.

It is an amenable number.

80067236 is a deficient number, since it is larger than the sum of its proper divisors (60991864).

80067236 is a wasteful number, since it uses less digits than its factorization.

80067236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134494 (or 134492 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 80067236 is about 8948.0297272640. The cubic root of 80067236 is about 431.0076171801.

The spelling of 80067236 in words is "eighty million, sixty-seven thousand, two hundred thirty-six".

Divisors: 1 2 4 149 298 596 134341 268682 537364 20016809 40033618 80067236