Base | Representation |
---|---|
bin | 101000100010011… |
… | …110000100011100 |
3 | 1202101202220200201 |
4 | 220202132010130 |
5 | 2343102442300 |
6 | 151253233244 |
7 | 22565651563 |
oct | 5042360434 |
9 | 1671686621 |
10 | 680124700 |
11 | 319a04832 |
12 | 16b932824 |
13 | aaba0968 |
14 | 66482bda |
15 | 3ea9866a |
hex | 2889e11c |
680124700 has 18 divisors (see below), whose sum is σ = 1475870816. Its totient is φ = 272049840.
The previous prime is 680124689. The next prime is 680124727. The reversal of 680124700 is 7421086.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3400524 + ... + 3400723.
Almost surely, 2680124700 is an apocalyptic number.
It is an amenable number.
680124700 is an abundant number, since it is smaller than the sum of its proper divisors (795746116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680124700 is a wasteful number, since it uses less digits than its factorization.
680124700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6801261 (or 6801254 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 680124700 is about 26079.2005245560. The cubic root of 680124700 is about 879.4196845442.
Adding to 680124700 its reverse (7421086), we get a palindrome (687545786).
The spelling of 680124700 in words is "six hundred eighty million, one hundred twenty-four thousand, seven hundred".
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