Base | Representation |
---|---|
bin | 1011100101101… |
… | …10101001100101 |
3 | 20202221010211021 |
4 | 11302312221211 |
5 | 144341422000 |
6 | 13351411141 |
7 | 2260221565 |
oct | 562665145 |
9 | 222833737 |
10 | 97217125 |
11 | 4a970735 |
12 | 28683ab1 |
13 | 171aac35 |
14 | cca8da5 |
15 | 880511a |
hex | 5cb6a65 |
97217125 has 8 divisors (see below), whose sum is σ = 121327128. Its totient is φ = 77773600.
The previous prime is 97217119. The next prime is 97217137. The reversal of 97217125 is 52171279.
It can be written as a sum of positive squares in 4 ways, for example, as 9345249 + 87871876 = 3057^2 + 9374^2 .
It is not a de Polignac number, because 97217125 - 23 = 97217117 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388744 + ... + 388993.
It is an arithmetic number, because the mean of its divisors is an integer number (15165891).
Almost surely, 297217125 is an apocalyptic number.
It is an amenable number.
97217125 is a deficient number, since it is larger than the sum of its proper divisors (24110003).
97217125 is an equidigital number, since it uses as much as digits as its factorization.
97217125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 777752 (or 777742 counting only the distinct ones).
The product of its digits is 8820, while the sum is 34.
The square root of 97217125 is about 9859.8744921018. The cubic root of 97217125 is about 459.8126600090.
It can be divided in two parts, 972171 and 25, that added together give a square (972196 = 9862).
The spelling of 97217125 in words is "ninety-seven million, two hundred seventeen thousand, one hundred twenty-five".
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