Base | Representation |
---|---|
bin | 1110111100101… |
… | …00101010000001 |
3 | 22201221102222101 |
4 | 13132110222001 |
5 | 224044430231 |
6 | 20235310401 |
7 | 3051535612 |
oct | 736245201 |
9 | 281842871 |
10 | 125389441 |
11 | 64862a41 |
12 | 35bab401 |
13 | 1cc93048 |
14 | 1291dc09 |
15 | b01c661 |
hex | 7794a81 |
125389441 has 2 divisors, whose sum is σ = 125389442. Its totient is φ = 125389440.
The previous prime is 125389427. The next prime is 125389447. The reversal of 125389441 is 144983521.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 122567041 + 2822400 = 11071^2 + 1680^2 .
It is a cyclic number.
It is not a de Polignac number, because 125389441 - 25 = 125389409 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 125389441.
It is not a weakly prime, because it can be changed into another prime (125389447) 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, 62694720 + 62694721.
It is an arithmetic number, because the mean of its divisors is an integer number (62694721).
Almost surely, 2125389441 is an apocalyptic number.
It is an amenable number.
125389441 is a deficient number, since it is larger than the sum of its proper divisors (1).
125389441 is an equidigital number, since it uses as much as digits as its factorization.
125389441 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 34560, while the sum is 37.
The square root of 125389441 is about 11197.7426743072. The cubic root of 125389441 is about 500.5187163473.
The spelling of 125389441 in words is "one hundred twenty-five million, three hundred eighty-nine thousand, four hundred forty-one".
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