Base | Representation |
---|---|
bin | 11101101101101… |
… | …10101001010101 |
3 | 122101000202022011 |
4 | 32312312221111 |
5 | 1002302320004 |
6 | 40422304221 |
7 | 6114452242 |
oct | 1666665125 |
9 | 571022264 |
10 | 249260629 |
11 | 118779222 |
12 | 6b588071 |
13 | 3c843cc7 |
14 | 251665c9 |
15 | 16d3a004 |
hex | edb6a55 |
249260629 has 2 divisors, whose sum is σ = 249260630. Its totient is φ = 249260628.
The previous prime is 249260611. The next prime is 249260633. The reversal of 249260629 is 926062942.
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., 216884529 + 32376100 = 14727^2 + 5690^2 .
It is a cyclic number.
It is not a de Polignac number, because 249260629 - 29 = 249260117 is a prime.
It is a super-2 number, since 2×2492606292 = 124261722338951282, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 249260591 and 249260600.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (249260659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124630314 + 124630315.
It is an arithmetic number, because the mean of its divisors is an integer number (124630315).
Almost surely, 2249260629 is an apocalyptic number.
It is an amenable number.
249260629 is a deficient number, since it is larger than the sum of its proper divisors (1).
249260629 is an equidigital number, since it uses as much as digits as its factorization.
249260629 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 93312, while the sum is 40.
The square root of 249260629 is about 15787.9900240658. The cubic root of 249260629 is about 629.3388789837.
The spelling of 249260629 in words is "two hundred forty-nine million, two hundred sixty thousand, six hundred twenty-nine".
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