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80255080 = 2352006377
BaseRepresentation
bin1001100100010…
…01100001101000
312121000101021101
410302021201220
5131021130310
611544051144
71663104553
oct462114150
9177011241
1080255080
1141335914
1222a63ab4
131381c519
14a93169a
1570a443a
hex4c89868

80255080 has 16 divisors (see below), whose sum is σ = 180574020. Its totient is φ = 32102016.

The previous prime is 80255059. The next prime is 80255083. The reversal of 80255080 is 8055208.

It can be written as a sum of positive squares in 2 ways, for example, as 79887844 + 367236 = 8938^2 + 606^2 .

It is not an unprimeable number, because it can be changed into a prime (80255083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003149 + ... + 1003228.

Almost surely, 280255080 is an apocalyptic number.

It is an amenable number.

80255080 is an abundant number, since it is smaller than the sum of its proper divisors (100318940).

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

80255080 is a wasteful number, since it uses less digits than its factorization.

80255080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006388 (or 2006384 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 80255080 is about 8958.5199670481. The cubic root of 80255080 is about 431.3444131311.

The spelling of 80255080 in words is "eighty million, two hundred fifty-five thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 2006377 4012754 8025508 10031885 16051016 20063770 40127540 80255080