Base | Representation |
---|---|
bin | 11110010100001… |
… | …10101111110001 |
3 | 122201112011001101 |
4 | 33022012233301 |
5 | 1010100313223 |
6 | 41122404401 |
7 | 6205401511 |
oct | 1712065761 |
9 | 581464041 |
10 | 254307313 |
11 | 120605937 |
12 | 71200701 |
13 | 408c0100 |
14 | 25abb841 |
15 | 174d54ad |
hex | f286bf1 |
254307313 has 6 divisors (see below), whose sum is σ = 275374374. Its totient is φ = 234745056.
The previous prime is 254307283. The next prime is 254307331. The reversal of 254307313 is 313703452.
It can be written as a sum of positive squares in 3 ways, for example, as 2862864 + 251444449 = 1692^2 + 15857^2 .
It is a de Polignac number, because none of the positive numbers 2k-254307313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (254307373) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 752220 + ... + 752557.
It is an arithmetic number, because the mean of its divisors is an integer number (45895729).
Almost surely, 2254307313 is an apocalyptic number.
It is an amenable number.
254307313 is a deficient number, since it is larger than the sum of its proper divisors (21067061).
254307313 is a wasteful number, since it uses less digits than its factorization.
254307313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1504803 (or 1504790 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 28.
The square root of 254307313 is about 15947.0158023374. The cubic root of 254307313 is about 633.5578597892.
The spelling of 254307313 in words is "two hundred fifty-four million, three hundred seven thousand, three hundred thirteen".
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