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9999000886 = 272924628081
BaseRepresentation
bin10010100111111110…
…01010010100110110
3221210211212212121011
421103333022110312
5130434221012021
64332105142434
7502533051040
oct112377122466
927724785534
109999000886
1142711a23a6
121b3078aa1a
13c3472a794
146abd82a90
153d7c61de1
hex253fca536

9999000886 has 16 divisors (see below), whose sum is σ = 17732219040. Its totient is φ = 4137517440.

The previous prime is 9999000859. The next prime is 9999000901. The reversal of 9999000886 is 6880009999.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 9999000886.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12313635 + ... + 12314446.

It is an arithmetic number, because the mean of its divisors is an integer number (1108263690).

Almost surely, 29999000886 is an apocalyptic number.

9999000886 is a deficient number, since it is larger than the sum of its proper divisors (7733218154).

9999000886 is a wasteful number, since it uses less digits than its factorization.

9999000886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24628119.

The product of its (nonzero) digits is 2519424, while the sum is 58.

The square root of 9999000886 is about 99995.0043052152. The cubic root of 9999000886 is about 2154.3629367801.

The spelling of 9999000886 in words is "nine billion, nine hundred ninety-nine million, eight hundred eighty-six", and thus it is an aban number.

Divisors: 1 2 7 14 29 58 203 406 24628081 49256162 172396567 344793134 714214349 1428428698 4999500443 9999000886