Search a number
-
+
80888008888 = 2315316604181
BaseRepresentation
bin100101101010101001…
…1010001000010111000
321201210020001121012001
41023111103101002320
52311124312241023
6101054234430344
75562323505541
oct1132523210270
9251706047161
1080888008888
1131339199325
12138152923b4
1378210c056b
143cb4a934c8
15218642c6ad
hex12d54d10b8

80888008888 has 16 divisors (see below), whose sum is σ = 151764102360. Its totient is φ = 40417581600.

The previous prime is 80888008871. The next prime is 80888008889. The reversal of 80888008888 is 88880088808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80888008889) 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, 3289843 + ... + 3314338.

Almost surely, 280888008888 is an apocalyptic number.

It is an amenable number.

80888008888 is a deficient number, since it is larger than the sum of its proper divisors (70876093472).

80888008888 is a wasteful number, since it uses less digits than its factorization.

80888008888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6605718 (or 6605714 counting only the distinct ones).

The product of its (nonzero) digits is 16777216, while the sum is 64.

The spelling of 80888008888 in words is "eighty billion, eight hundred eighty-eight million, eight thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 1531 3062 6124 12248 6604181 13208362 26416724 52833448 10111001111 20222002222 40444004444 80888008888