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8899009988 = 2211769126297
BaseRepresentation
bin10000100100110110…
…00001110111000100
3211222012001112202112
420102123001313010
5121211121304423
64031012400152
7433345223351
oct102233016704
924865045675
108899009988
113857293a10
121884316058
13aba880cab
14605c47628
153713cda78
hex2126c1dc4

8899009988 has 24 divisors (see below), whose sum is σ = 16991874144. Its totient is φ = 4044324800.

The previous prime is 8899009969. The next prime is 8899010027.

8899009988 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

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, 325256 + ... + 351552.

It is an arithmetic number, because the mean of its divisors is an integer number (707994756).

Almost surely, 28899009988 is an apocalyptic number.

It is an amenable number.

8899009988 is a deficient number, since it is larger than the sum of its proper divisors (8092864156).

8899009988 is a wasteful number, since it uses less digits than its factorization.

8899009988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34003 (or 34001 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 68.

The square root of 8899009988 is about 94334.5641215350. The cubic root of 8899009988 is about 2072.2742542940.

The spelling of 8899009988 in words is "eight billion, eight hundred ninety-nine million, nine thousand, nine hundred eighty-eight".

Divisors: 1 2 4 11 22 44 7691 15382 26297 30764 52594 84601 105188 169202 289267 338404 578534 1157068 202250227 404500454 809000908 2224752497 4449504994 8899009988