Base | Representation |
---|---|
bin | 1110111010000… |
… | …10101000010001 |
3 | 22201022101002112 |
4 | 13131002220101 |
5 | 224003202312 |
6 | 20224155105 |
7 | 3045636224 |
oct | 735025021 |
9 | 281271075 |
10 | 125053457 |
11 | 64653571 |
12 | 35a68a95 |
13 | 1cba6139 |
14 | 128735bb |
15 | aea2d22 |
hex | 7742a11 |
125053457 has 2 divisors, whose sum is σ = 125053458. Its totient is φ = 125053456.
The previous prime is 125053399. The next prime is 125053469. The reversal of 125053457 is 754350521.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 98386561 + 26666896 = 9919^2 + 5164^2 .
It is a cyclic number.
It is not a de Polignac number, because 125053457 - 26 = 125053393 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (125053057) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62526728 + 62526729.
It is an arithmetic number, because the mean of its divisors is an integer number (62526729).
Almost surely, 2125053457 is an apocalyptic number.
It is an amenable number.
125053457 is a deficient number, since it is larger than the sum of its proper divisors (1).
125053457 is an equidigital number, since it uses as much as digits as its factorization.
125053457 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 21000, while the sum is 32.
The square root of 125053457 is about 11182.7303016750. The cubic root of 125053457 is about 500.0712658419.
The spelling of 125053457 in words is "one hundred twenty-five million, fifty-three thousand, four hundred fifty-seven".
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