Base | Representation |
---|---|
bin | 1110111100110… |
… | …00101101100101 |
3 | 22201222021202122 |
4 | 13132120231211 |
5 | 224100443203 |
6 | 20235515325 |
7 | 3051635213 |
oct | 736305545 |
9 | 281867678 |
10 | 125406053 |
11 | 64874473 |
12 | 35bb8b45 |
13 | 1cc9a786 |
14 | 12925cb3 |
15 | b022538 |
hex | 7798b65 |
125406053 has 2 divisors, whose sum is σ = 125406054. Its totient is φ = 125406052.
The previous prime is 125406013. The next prime is 125406077. The reversal of 125406053 is 350604521.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 119727364 + 5678689 = 10942^2 + 2383^2 .
It is an emirp because it is prime and its reverse (350604521) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 125406053 - 26 = 125405989 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (125406013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62703026 + 62703027.
It is an arithmetic number, because the mean of its divisors is an integer number (62703027).
Almost surely, 2125406053 is an apocalyptic number.
It is an amenable number.
125406053 is a deficient number, since it is larger than the sum of its proper divisors (1).
125406053 is an equidigital number, since it uses as much as digits as its factorization.
125406053 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 125406053 is about 11198.4844063829. The cubic root of 125406053 is about 500.5408188191.
The spelling of 125406053 in words is "one hundred twenty-five million, four hundred six thousand, fifty-three".
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