Base | Representation |
---|---|
bin | 10010101010001… |
… | …110010110100001 |
3 | 210211002000211110 |
4 | 102222032112201 |
5 | 1120120334341 |
6 | 51021533533 |
7 | 10520645433 |
oct | 2252162641 |
9 | 724060743 |
10 | 313058721 |
11 | 150793718 |
12 | 88a142a9 |
13 | 4cb20961 |
14 | 2d812653 |
15 | 1c73d216 |
hex | 12a8e5a1 |
313058721 has 8 divisors (see below), whose sum is σ = 417544384. Its totient is φ = 208639440.
The previous prime is 313058699. The next prime is 313058729. The reversal of 313058721 is 127850313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 313058721 - 29 = 313058209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (313058729) 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, 4285 + ... + 25386.
It is an arithmetic number, because the mean of its divisors is an integer number (52193048).
Almost surely, 2313058721 is an apocalyptic number.
It is an amenable number.
313058721 is a deficient number, since it is larger than the sum of its proper divisors (104485663).
313058721 is a wasteful number, since it uses less digits than its factorization.
313058721 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33191.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 313058721 is about 17693.4654887051. The cubic root of 313058721 is about 679.0085905951.
The spelling of 313058721 in words is "three hundred thirteen million, fifty-eight thousand, seven hundred twenty-one".
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