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8899339988 = 2271128893961
BaseRepresentation
bin10000100100111000…
…10010011011010100
3211222012200022102202
420102130102123110
5121211212334423
64031023424032
7433351066430
oct102234223324
924865608382
108899339988
113857499940
121884455018
13aba968266
14605cd19c0
15371446728
hex2127126d4

8899339988 has 24 divisors (see below), whose sum is σ = 19416742464. Its totient is φ = 3467275200.

The previous prime is 8899339963. The next prime is 8899340027.

8899339988 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a congruent number.

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, 14446673 + ... + 14447288.

It is an arithmetic number, because the mean of its divisors is an integer number (809030936).

Almost surely, 28899339988 is an apocalyptic number.

It is an amenable number.

8899339988 is an abundant number, since it is smaller than the sum of its proper divisors (10517402476).

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

8899339988 is a wasteful number, since it uses less digits than its factorization.

8899339988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28893983 (or 28893981 counting only the distinct ones).

The product of its digits is 241864704, while the sum is 74.

The square root of 8899339988 is about 94336.3131991069. The cubic root of 8899339988 is about 2072.2998692051.

The spelling of 8899339988 in words is "eight billion, eight hundred ninety-nine million, three hundred thirty-nine thousand, nine hundred eighty-eight".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 28893961 57787922 115575844 202257727 317833571 404515454 635667142 809030908 1271334284 2224834997 4449669994 8899339988