Base | Representation |
---|---|
bin | 1000011000010100… |
… | …1000101010011101 |
3 | 12210202211002111002 |
4 | 2012011020222131 |
5 | 14101332240044 |
6 | 1011114240045 |
7 | 106513243031 |
oct | 20605105235 |
9 | 5722732432 |
10 | 2249493149 |
11 | a54864552 |
12 | 529426025 |
13 | 29b070147 |
14 | 174a821c1 |
15 | d274674e |
hex | 86148a9d |
2249493149 has 2 divisors, whose sum is σ = 2249493150. Its totient is φ = 2249493148.
The previous prime is 2249493139. The next prime is 2249493229. The reversal of 2249493149 is 9413949422.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1990765924 + 258727225 = 44618^2 + 16085^2 .
It is a cyclic number.
It is not a de Polignac number, because 2249493149 - 28 = 2249492893 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2249493139) 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, 1124746574 + 1124746575.
It is an arithmetic number, because the mean of its divisors is an integer number (1124746575).
Almost surely, 22249493149 is an apocalyptic number.
It is an amenable number.
2249493149 is a deficient number, since it is larger than the sum of its proper divisors (1).
2249493149 is an equidigital number, since it uses as much as digits as its factorization.
2249493149 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 559872, while the sum is 47.
The square root of 2249493149 is about 47428.8219229616. The cubic root of 2249493149 is about 1310.2722952414.
The spelling of 2249493149 in words is "two billion, two hundred forty-nine million, four hundred ninety-three thousand, one hundred forty-nine".
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