Base | Representation |
---|---|
bin | 10010101010110… |
… | …010110110000001 |
3 | 210211100121212110 |
4 | 102222302312001 |
5 | 1120140130233 |
6 | 51025045533 |
7 | 10522140264 |
oct | 2252626601 |
9 | 724317773 |
10 | 313208193 |
11 | 150885a51 |
12 | 88a868a9 |
13 | 4cb739bc |
14 | 2d850cdb |
15 | 1c76c663 |
hex | 12ab2d81 |
313208193 has 8 divisors (see below), whose sum is σ = 423493056. Its totient is φ = 205864400.
The previous prime is 313208191. The next prime is 313208201. The reversal of 313208193 is 391802313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 313208193 - 21 = 313208191 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 313208193.
It is not an unprimeable number, because it can be changed into a prime (313208191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735018 + ... + 735443.
It is an arithmetic number, because the mean of its divisors is an integer number (52936632).
Almost surely, 2313208193 is an apocalyptic number.
It is an amenable number.
313208193 is a deficient number, since it is larger than the sum of its proper divisors (110284863).
313208193 is a wasteful number, since it uses less digits than its factorization.
313208193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1470535.
The product of its (nonzero) digits is 3888, while the sum is 30.
The square root of 313208193 is about 17697.6889169179. The cubic root of 313208193 is about 679.1166391461.
The spelling of 313208193 in words is "three hundred thirteen million, two hundred eight thousand, one hundred ninety-three".
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