Base | Representation |
---|---|
bin | 1011100011001000… |
… | …0010010000110101 |
3 | 22000001102121221022 |
4 | 2320302002100311 |
5 | 22322112433323 |
6 | 1231342230525 |
7 | 136552423004 |
oct | 27062022065 |
9 | 8001377838 |
10 | 3100124213 |
11 | 1350a3722a |
12 | 726285445 |
13 | 3a536c734 |
14 | 215a2ac3b |
15 | 1322704c8 |
hex | b8c82435 |
3100124213 has 2 divisors, whose sum is σ = 3100124214. Its totient is φ = 3100124212.
The previous prime is 3100124197. The next prime is 3100124231. The reversal of 3100124213 is 3124210013.
Together with next prime (3100124231) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2723065489 + 377058724 = 52183^2 + 19418^2 .
It is an emirp because it is prime and its reverse (3124210013) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3100124213 - 24 = 3100124197 is a prime.
It is a super-2 number, since 2×31001242132 = 19221540272057738738, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3100124191 and 3100124200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3100126213) 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, 1550062106 + 1550062107.
It is an arithmetic number, because the mean of its divisors is an integer number (1550062107).
Almost surely, 23100124213 is an apocalyptic number.
It is an amenable number.
3100124213 is a deficient number, since it is larger than the sum of its proper divisors (1).
3100124213 is an equidigital number, since it uses as much as digits as its factorization.
3100124213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 3100124213 is about 55678.7590827957. The cubic root of 3100124213 is about 1458.1192102916.
Adding to 3100124213 its reverse (3124210013), we get a palindrome (6224334226).
The spelling of 3100124213 in words is "three billion, one hundred million, one hundred twenty-four thousand, two hundred thirteen".
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