Base | Representation |
---|---|
bin | 1110110010001… |
… | …11100110100001 |
3 | 22122101010122202 |
4 | 13121013212201 |
5 | 223222301444 |
6 | 20150142545 |
7 | 3034124435 |
oct | 731074641 |
9 | 278333582 |
10 | 124025249 |
11 | 64011007 |
12 | 35651a55 |
13 | 1c90612a |
14 | 126869c5 |
15 | ad4d34e |
hex | 76479a1 |
124025249 has 2 divisors, whose sum is σ = 124025250. Its totient is φ = 124025248.
The previous prime is 124025219. The next prime is 124025281. The reversal of 124025249 is 942520421.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 98704225 + 25321024 = 9935^2 + 5032^2 .
It is an emirp because it is prime and its reverse (942520421) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-124025249 is a prime.
It is not a weakly prime, because it can be changed into another prime (124025219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62012624 + 62012625.
It is an arithmetic number, because the mean of its divisors is an integer number (62012625).
Almost surely, 2124025249 is an apocalyptic number.
It is an amenable number.
124025249 is a deficient number, since it is larger than the sum of its proper divisors (1).
124025249 is an equidigital number, since it uses as much as digits as its factorization.
124025249 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 124025249 is about 11136.6623815217. The cubic root of 124025249 is about 498.6969390142.
The spelling of 124025249 in words is "one hundred twenty-four million, twenty-five thousand, two hundred forty-nine".
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