Base | Representation |
---|---|
bin | 101000100010011… |
… | …111011010111101 |
3 | 1202101210012021210 |
4 | 220202133122331 |
5 | 2343103131422 |
6 | 151253315033 |
7 | 22566003663 |
oct | 5042373275 |
9 | 1671705253 |
10 | 680130237 |
11 | 319a08a06 |
12 | 16b935a79 |
13 | aaba3337 |
14 | 66484c33 |
15 | 3ea9a10c |
hex | 2889f6bd |
680130237 has 16 divisors (see below), whose sum is σ = 961224192. Its totient is φ = 426286080.
The previous prime is 680130211. The next prime is 680130239. The reversal of 680130237 is 732031086.
It is not a de Polignac number, because 680130237 - 214 = 680113853 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680130239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43813 + ... + 57269.
It is an arithmetic number, because the mean of its divisors is an integer number (60076512).
Almost surely, 2680130237 is an apocalyptic number.
It is an amenable number.
680130237 is a deficient number, since it is larger than the sum of its proper divisors (281093955).
680130237 is a wasteful number, since it uses less digits than its factorization.
680130237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14468.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 680130237 is about 26079.3066817352. The cubic root of 680130237 is about 879.4220710348.
The spelling of 680130237 in words is "six hundred eighty million, one hundred thirty thousand, two hundred thirty-seven".
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