Base | Representation |
---|---|
bin | 1011110101101010010101 |
3 | 12211200001001 |
4 | 23311222111 |
5 | 1243302011 |
6 | 150303301 |
7 | 35243521 |
oct | 13655225 |
9 | 5750031 |
10 | 3103381 |
11 | 182a686 |
12 | 1057b31 |
13 | 848728 |
14 | 5aad81 |
15 | 4147c1 |
hex | 2f5a95 |
3103381 has 2 divisors, whose sum is σ = 3103382. Its totient is φ = 3103380.
The previous prime is 3103343. The next prime is 3103391. The reversal of 3103381 is 1833013.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1602756 + 1500625 = 1266^2 + 1225^2 .
It is a cyclic number.
It is not a de Polignac number, because 3103381 - 217 = 2972309 is a prime.
It is a super-2 number, since 2×31033812 = 19261947262322, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3103391) 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 as a sum of consecutive naturals, namely, 1551690 + 1551691.
It is an arithmetic number, because the mean of its divisors is an integer number (1551691).
Almost surely, 23103381 is an apocalyptic number.
It is an amenable number.
3103381 is a deficient number, since it is larger than the sum of its proper divisors (1).
3103381 is an equidigital number, since it uses as much as digits as its factorization.
3103381 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 3103381 is about 1761.6415639965. The cubic root of 3103381 is about 145.8629633037.
Adding to 3103381 its reverse (1833013), we get a palindrome (4936394).
The spelling of 3103381 in words is "three million, one hundred three thousand, three hundred eighty-one".
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