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80076680 = 2354434519
BaseRepresentation
bin1001100010111…
…01111110001000
312120200022112222
410301131332020
5130444423210
611540153212
71661432465
oct461357610
9176608488
1080076680
1141223882
1222998808
1313789268
14a8c666c
15706b655
hex4c5df88

80076680 has 32 divisors (see below), whose sum is σ = 180619200. Its totient is φ = 31951296.

The previous prime is 80076679. The next prime is 80076709. The reversal of 80076680 is 8667008.

It is a self number, because there is not a number n which added to its sum of digits gives 80076680.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15461 + ... + 19979.

It is an arithmetic number, because the mean of its divisors is an integer number (5644350).

Almost surely, 280076680 is an apocalyptic number.

It is an amenable number.

80076680 is an abundant number, since it is smaller than the sum of its proper divisors (100542520).

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

80076680 is a wasteful number, since it uses less digits than its factorization.

80076680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4973 (or 4969 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 80076680 is about 8948.5574256413. The cubic root of 80076680 is about 431.0245624214.

The spelling of 80076680 in words is "eighty million, seventy-six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 443 886 1772 2215 3544 4430 4519 8860 9038 17720 18076 22595 36152 45190 90380 180760 2001917 4003834 8007668 10009585 16015336 20019170 40038340 80076680