Base | Representation |
---|---|
bin | 10000110000011001… |
… | …11100000110100101 |
3 | 212012221112010011210 |
4 | 20120030330012211 |
5 | 121410432322220 |
6 | 4044355022033 |
7 | 435633365010 |
oct | 103014740645 |
9 | 25187463153 |
10 | 8995979685 |
11 | 38a6aa5760 |
12 | 18b089a919 |
13 | b049a3404 |
14 | 614a8a377 |
15 | 379b856e0 |
hex | 21833c1a5 |
8995979685 has 64 divisors (see below), whose sum is σ = 18889758720. Its totient is φ = 3541812480.
The previous prime is 8995979653. The next prime is 8995979701. The reversal of 8995979685 is 5869795998.
It is not a de Polignac number, because 8995979685 - 25 = 8995979653 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 183022 + ... + 226911.
It is an arithmetic number, because the mean of its divisors is an integer number (295152480).
Almost surely, 28995979685 is an apocalyptic number.
It is an amenable number.
8995979685 is an abundant number, since it is smaller than the sum of its proper divisors (9893779035).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8995979685 is a wasteful number, since it uses less digits than its factorization.
8995979685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 409978.
The product of its digits is 440899200, while the sum is 75.
The square root of 8995979685 is about 94847.1385177223. The cubic root of 8995979685 is about 2079.7740512853.
The spelling of 8995979685 in words is "eight billion, nine hundred ninety-five million, nine hundred seventy-nine thousand, six hundred eighty-five".
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