Base | Representation |
---|---|
bin | 1110111111110… |
… | …00001111000011 |
3 | 22202201011110211 |
4 | 13133320033003 |
5 | 224201003230 |
6 | 20252134551 |
7 | 3055155010 |
oct | 737701703 |
9 | 282634424 |
10 | 125797315 |
11 | 65011426 |
12 | 36167457 |
13 | 200a68a7 |
14 | 129c8707 |
15 | b09d42a |
hex | 77f83c3 |
125797315 has 16 divisors (see below), whose sum is σ = 172753920. Its totient is φ = 86145120.
The previous prime is 125797313. The next prime is 125797319. The reversal of 125797315 is 513797521.
It is not a de Polignac number, because 125797315 - 21 = 125797313 is a prime.
It is a super-2 number, since 2×1257973152 = 31649928922418450, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (125797313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30210 + ... + 34120.
It is an arithmetic number, because the mean of its divisors is an integer number (10797120).
Almost surely, 2125797315 is an apocalyptic number.
125797315 is a deficient number, since it is larger than the sum of its proper divisors (46956605).
125797315 is an equidigital number, since it uses as much as digits as its factorization.
125797315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4842.
The product of its digits is 66150, while the sum is 40.
The square root of 125797315 is about 11215.9402191702. The cubic root of 125797315 is about 501.0608343359.
The spelling of 125797315 in words is "one hundred twenty-five million, seven hundred ninety-seven thousand, three hundred fifteen".
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