Base | Representation |
---|---|
bin | 1011100110011… |
… | …11010101010001 |
3 | 20210010021111201 |
4 | 11303033111101 |
5 | 144403140400 |
6 | 13353511201 |
7 | 2261122414 |
oct | 563172521 |
9 | 223107451 |
10 | 97318225 |
11 | 4aa2a694 |
12 | 28712501 |
13 | 17214c64 |
14 | ccd3b7b |
15 | 882506a |
hex | 5ccf551 |
97318225 has 9 divisors (see below), whose sum is σ = 120735793. Its totient is φ = 77815120.
The previous prime is 97318223. The next prime is 97318253. The reversal of 97318225 is 52281379.
The square root of 97318225 is 9865.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 18037009 + 79281216 = 4247^2 + 8904^2 .
It is not a de Polignac number, because 97318225 - 21 = 97318223 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (97318223) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 48339 + ... + 50311.
Almost surely, 297318225 is an apocalyptic number.
97318225 is the 9865-th square number.
97318225 is the 4933-rd centered octagonal number.
It is an amenable number.
97318225 is a deficient number, since it is larger than the sum of its proper divisors (23417568).
97318225 is an frugal number, since it uses more digits than its factorization.
97318225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3956 (or 1978 counting only the distinct ones).
The product of its digits is 30240, while the sum is 37.
The cubic root of 97318225 is about 459.9719973502.
It can be divided in two parts, 9731 and 8225, that added together give a square (17956 = 1342).
The spelling of 97318225 in words is "ninety-seven million, three hundred eighteen thousand, two hundred twenty-five".
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