Base | Representation |
---|---|
bin | 1010111100010111010010 |
3 | 12101202002210 |
4 | 22330113102 |
5 | 1213244230 |
6 | 141252550 |
7 | 33245346 |
oct | 12742722 |
9 | 5352083 |
10 | 2868690 |
11 | 168a320 |
12 | b64156 |
13 | 795966 |
14 | 549626 |
15 | 3b9eb0 |
hex | 2bc5d2 |
2868690 has 32 divisors (see below), whose sum is σ = 7511616. Its totient is φ = 695360.
The previous prime is 2868689. The next prime is 2868707. The reversal of 2868690 is 968682.
It is a super-2 number, since 2×28686902 = 16458764632200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4017 + ... + 4676.
It is an arithmetic number, because the mean of its divisors is an integer number (234738).
22868690 is an apocalyptic number.
2868690 is an abundant number, since it is smaller than the sum of its proper divisors (4642926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2868690 is a wasteful number, since it uses less digits than its factorization.
2868690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8714.
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 2868690 is about 1693.7207562051. The cubic root of 2868690 is about 142.0892449637.
The spelling of 2868690 in words is "two million, eight hundred sixty-eight thousand, six hundred ninety".
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