Base | Representation |
---|---|
bin | 10010101100011… |
… | …001111110100001 |
3 | 210212011002100002 |
4 | 102230121332201 |
5 | 1120242140000 |
6 | 51042105345 |
7 | 10525550000 |
oct | 2254317641 |
9 | 725132302 |
10 | 313630625 |
11 | 151044370 |
12 | 8904b255 |
13 | 4cc91069 |
14 | 2d920c37 |
15 | 1c8028d5 |
hex | 12b19fa1 |
313630625 has 100 divisors (see below), whose sum is σ = 525019440. Its totient is φ = 185220000.
The previous prime is 313630613. The next prime is 313630631. The reversal of 313630625 is 526036313.
It is a happy number.
It is not a de Polignac number, because 313630625 - 24 = 313630609 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 99 ways as a sum of consecutive naturals, for example, 16506866 + ... + 16506884.
Almost surely, 2313630625 is an apocalyptic number.
313630625 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
313630625 is a deficient number, since it is larger than the sum of its proper divisors (211388815).
313630625 is an frugal number, since it uses more digits than its factorization.
313630625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78 (or 42 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 29.
The square root of 313630625 is about 17709.6195611312. The cubic root of 313630625 is about 679.4218160525.
Adding to 313630625 its reverse (526036313), we get a palindrome (839666938).
It can be divided in two parts, 3136 and 30625, that multiplied together give a square (96040000 = 98002).
The spelling of 313630625 in words is "three hundred thirteen million, six hundred thirty thousand, six hundred twenty-five".
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