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80283268 = 22131543909
BaseRepresentation
bin1001100100100…
…00011010000100
312121001210221101
410302100122010
5131023031033
611544425444
71663253002
oct462203204
9177053841
1080283268
114135500a
1222a78284
131382c2c0
14a93ba72
1570ac97d
hex4c90684

80283268 has 12 divisors (see below), whose sum is σ = 151303180. Its totient is φ = 37053792.

The previous prime is 80283253. The next prime is 80283331. The reversal of 80283268 is 86238208.

It can be written as a sum of positive squares in 2 ways, for example, as 41370624 + 38912644 = 6432^2 + 6238^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 771903 + ... + 772006.

Almost surely, 280283268 is an apocalyptic number.

It is an amenable number.

80283268 is a deficient number, since it is larger than the sum of its proper divisors (71019912).

80283268 is a wasteful number, since it uses less digits than its factorization.

80283268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543926 (or 1543924 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 80283268 is about 8960.0930798737. The cubic root of 80283268 is about 431.3949076007.

The spelling of 80283268 in words is "eighty million, two hundred eighty-three thousand, two hundred sixty-eight".

Divisors: 1 2 4 13 26 52 1543909 3087818 6175636 20070817 40141634 80283268