Base | Representation |
---|---|
bin | 1110111101111… |
… | …00001010010101 |
3 | 22202020122221102 |
4 | 13132330022111 |
5 | 224120120003 |
6 | 20242555445 |
7 | 3053111432 |
oct | 736741225 |
9 | 282218842 |
10 | 125551253 |
11 | 64963573 |
12 | 36068b85 |
13 | 2001b8a9 |
14 | 12962b89 |
15 | b050588 |
hex | 77bc295 |
125551253 has 2 divisors, whose sum is σ = 125551254. Its totient is φ = 125551252.
The previous prime is 125551243. The next prime is 125551277. The reversal of 125551253 is 352155521.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 122389969 + 3161284 = 11063^2 + 1778^2 .
It is a cyclic number.
It is not a de Polignac number, because 125551253 - 214 = 125534869 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (125551243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62775626 + 62775627.
It is an arithmetic number, because the mean of its divisors is an integer number (62775627).
Almost surely, 2125551253 is an apocalyptic number.
It is an amenable number.
125551253 is a deficient number, since it is larger than the sum of its proper divisors (1).
125551253 is an equidigital number, since it uses as much as digits as its factorization.
125551253 is an evil number, because the sum of its binary digits is even.
The product of its digits is 7500, while the sum is 29.
The square root of 125551253 is about 11204.9655510403. The cubic root of 125551253 is about 500.7339261776.
The spelling of 125551253 in words is "one hundred twenty-five million, five hundred fifty-one thousand, two hundred fifty-three".
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