Base | Representation |
---|---|
bin | 10010110010001… |
… | …010100010010001 |
3 | 210221222210010210 |
4 | 102302022202101 |
5 | 1121133441431 |
6 | 51134314333 |
7 | 10544435133 |
oct | 2262124221 |
9 | 727883123 |
10 | 315140241 |
11 | 151985589 |
12 | 896589a9 |
13 | 5039c220 |
14 | 2dbd5053 |
15 | 1c9eed46 |
hex | 12c8a891 |
315140241 has 16 divisors (see below), whose sum is σ = 454515264. Its totient is φ = 193072704.
The previous prime is 315140239. The next prime is 315140261. The reversal of 315140241 is 142041513.
It is not a de Polignac number, because 315140241 - 21 = 315140239 is a prime.
It is not an unprimeable number, because it can be changed into a prime (315140201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8946 + ... + 26651.
It is an arithmetic number, because the mean of its divisors is an integer number (28407204).
Almost surely, 2315140241 is an apocalyptic number.
It is an amenable number.
315140241 is a deficient number, since it is larger than the sum of its proper divisors (139375023).
315140241 is a wasteful number, since it uses less digits than its factorization.
315140241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35840.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 315140241 is about 17752.1897522531. The cubic root of 315140241 is about 680.5101715011.
Adding to 315140241 its reverse (142041513), we get a palindrome (457181754).
The spelling of 315140241 in words is "three hundred fifteen million, one hundred forty thousand, two hundred forty-one".
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