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80693204 = 2271284131
BaseRepresentation
bin1001100111101…
…00011111010100
312121211122021012
410303310133110
5131124140304
612001311352
71666611104
oct463643724
9177748235
1080693204
1141604aa9
1223035558
1313943a77
14aa07204
15713e16e
hex4cf47d4

80693204 has 12 divisors (see below), whose sum is σ = 143202528. Its totient is φ = 39778200.

The previous prime is 80693191. The next prime is 80693227. The reversal of 80693204 is 40239608.

It is a super-2 number, since 2×806932042 = 13022786343571232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141782 + ... + 142349.

It is an arithmetic number, because the mean of its divisors is an integer number (11933544).

Almost surely, 280693204 is an apocalyptic number.

It is an amenable number.

80693204 is a deficient number, since it is larger than the sum of its proper divisors (62509324).

80693204 is a wasteful number, since it uses less digits than its factorization.

80693204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284206 (or 284204 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 80693204 is about 8982.9396079457. The cubic root of 80693204 is about 432.1279127964.

The spelling of 80693204 in words is "eighty million, six hundred ninety-three thousand, two hundred four".

Divisors: 1 2 4 71 142 284 284131 568262 1136524 20173301 40346602 80693204