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8081360676 = 2232224482241
BaseRepresentation
bin1111000011010111…
…11100011100100100
3202212012111122202200
413201223330130210
5113022312020201
63413523334500
7404156301204
oct74153743444
922765448680
108081360676
113477798984
121696521430
139ba35b92c
14569406404
1532471c386
hex1e1afc724

8081360676 has 18 divisors (see below), whose sum is σ = 20427884022. Its totient is φ = 2693786880.

The previous prime is 8081360671. The next prime is 8081360681. The reversal of 8081360676 is 6760631808.

It is an interprime number because it is at equal distance from previous prime (8081360671) and next prime (8081360681).

It can be written as a sum of positive squares in only one way, i.e., 7969847076 + 111513600 = 89274^2 + 10560^2 .

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

It is not an unprimeable number, because it can be changed into a prime (8081360671) 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, 112241085 + ... + 112241156.

Almost surely, 28081360676 is an apocalyptic number.

It is an amenable number.

8081360676 is an abundant number, since it is smaller than the sum of its proper divisors (12346523346).

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

8081360676 is a wasteful number, since it uses less digits than its factorization.

8081360676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224482251 (or 224482246 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 8081360676 is about 89896.3885592742. The cubic root of 8081360676 is about 2006.7572007414.

The spelling of 8081360676 in words is "eight billion, eighty-one million, three hundred sixty thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 224482241 448964482 673446723 897928964 1346893446 2020340169 2693786892 4040680338 8081360676