Base | Representation |
---|---|
bin | 1100010010101… |
… | …01101010010001 |
3 | 21012000121010112 |
4 | 12021111222101 |
5 | 202344030223 |
6 | 14122011105 |
7 | 2361301034 |
oct | 611255221 |
9 | 235017115 |
10 | 103111313 |
11 | 53227068 |
12 | 2a646a95 |
13 | 18492a16 |
14 | d9a101b |
15 | 90bb778 |
hex | 6255a91 |
103111313 has 2 divisors, whose sum is σ = 103111314. Its totient is φ = 103111312.
The previous prime is 103111303. The next prime is 103111321. The reversal of 103111313 is 313111301.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 76247824 + 26863489 = 8732^2 + 5183^2 .
It is a cyclic number.
It is not a de Polignac number, because 103111313 - 24 = 103111297 is a prime.
It is not a weakly prime, because it can be changed into another prime (103111303) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51555656 + 51555657.
It is an arithmetic number, because the mean of its divisors is an integer number (51555657).
Almost surely, 2103111313 is an apocalyptic number.
It is an amenable number.
103111313 is a deficient number, since it is larger than the sum of its proper divisors (1).
103111313 is an equidigital number, since it uses as much as digits as its factorization.
103111313 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27, while the sum is 14.
The square root of 103111313 is about 10154.3740821382. The cubic root of 103111313 is about 468.9236164462.
Adding to 103111313 its reverse (313111301), we get a palindrome (416222614).
The spelling of 103111313 in words is "one hundred three million, one hundred eleven thousand, three hundred thirteen".
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