Base | Representation |
---|---|
bin | 10010110010111… |
… | …011000001100001 |
3 | 210222100212120122 |
4 | 102302323001201 |
5 | 1121211320344 |
6 | 51142450025 |
7 | 10546223150 |
oct | 2262730141 |
9 | 728325518 |
10 | 315338849 |
11 | 152000821 |
12 | 89733915 |
13 | 5043b747 |
14 | 2dc47597 |
15 | 1ca3daee |
hex | 12cbb061 |
315338849 has 8 divisors (see below), whose sum is σ = 364949760. Its totient is φ = 266868576.
The previous prime is 315338843. The next prime is 315338857. The reversal of 315338849 is 948833513.
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 315338849 - 212 = 315334753 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (315338843) 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, 284564 + ... + 285669.
It is an arithmetic number, because the mean of its divisors is an integer number (45618720).
Almost surely, 2315338849 is an apocalyptic number.
It is an amenable number.
315338849 is a deficient number, since it is larger than the sum of its proper divisors (49610911).
315338849 is an equidigital number, since it uses as much as digits as its factorization.
315338849 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 570319.
The product of its digits is 311040, while the sum is 44.
The square root of 315338849 is about 17757.7827726324. The cubic root of 315338849 is about 680.6530987485.
The spelling of 315338849 in words is "three hundred fifteen million, three hundred thirty-eight thousand, eight hundred forty-nine".
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