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80088084 = 22322224669
BaseRepresentation
bin1001100011000…
…00110000010100
312120200220012100
410301200300110
5131000304314
611540322100
71661510646
oct461406024
9176626170
1080088084
11412313aa
12229a3330
13137914cb
14a8ca896
15706ec09
hex4c60c14

80088084 has 18 divisors (see below), whose sum is σ = 202444970. Its totient is φ = 26696016.

The previous prime is 80088061. The next prime is 80088089. The reversal of 80088084 is 48088008.

It can be written as a sum of positive squares in only one way, i.e., 57335184 + 22752900 = 7572^2 + 4770^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2224669 = 80088084 / (8 + 0 + 0 + 8 + 8 + 0 + 8 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80088089) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112299 + ... + 1112370.

Almost surely, 280088084 is an apocalyptic number.

It is an amenable number.

80088084 is an abundant number, since it is smaller than the sum of its proper divisors (122356886).

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

80088084 is a wasteful number, since it uses less digits than its factorization.

80088084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224679 (or 2224674 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 36.

The square root of 80088084 is about 8949.1946006331. The cubic root of 80088084 is about 431.0450226885.

The spelling of 80088084 in words is "eighty million, eighty-eight thousand, eighty-four".

Divisors: 1 2 3 4 6 9 12 18 36 2224669 4449338 6674007 8898676 13348014 20022021 26696028 40044042 80088084