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80753056 = 252523533
BaseRepresentation
bin1001101000000…
…11000110100000
312121221200100221
410310003012200
5131133044211
612002452424
72000250436
oct464030640
9177850327
1080753056
1141645a6a
1223064114
1313965097
14aa20d56
157151c71
hex4d031a0

80753056 has 12 divisors (see below), whose sum is σ = 158982642. Its totient is φ = 40376512.

The previous prime is 80753053. The next prime is 80753087. The reversal of 80753056 is 65035708.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 72250000 + 8503056 = 8500^2 + 2916^2 .

It is not an unprimeable number, because it can be changed into a prime (80753051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261735 + ... + 1261798.

Almost surely, 280753056 is an apocalyptic number.

It is an amenable number.

80753056 is a deficient number, since it is larger than the sum of its proper divisors (78229586).

80753056 is a wasteful number, since it uses less digits than its factorization.

80753056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523543 (or 2523535 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 80753056 is about 8986.2704165855. The cubic root of 80753056 is about 432.2347261199.

The spelling of 80753056 in words is "eighty million, seven hundred fifty-three thousand, fifty-six".

Divisors: 1 2 4 8 16 32 2523533 5047066 10094132 20188264 40376528 80753056