Base | Representation |
---|---|
bin | 10111100000101… |
… | …10001110011101 |
3 | 111202002222112121 |
4 | 23300112032131 |
5 | 400442121300 |
6 | 31323102541 |
7 | 4613241055 |
oct | 1360261635 |
9 | 452088477 |
10 | 197223325 |
11 | a1366892 |
12 | 56071a51 |
13 | 31b244c0 |
14 | 1c29c565 |
15 | 124ab81a |
hex | bc1639d |
197223325 has 54 divisors (see below), whose sum is σ = 284904942. Its totient is φ = 134611200.
The previous prime is 197223319. The next prime is 197223329. The reversal of 197223325 is 523322791.
It can be written as a sum of positive squares in 9 ways, for example, as 182493081 + 14730244 = 13509^2 + 3838^2 .
It is not a de Polignac number, because 197223325 - 25 = 197223293 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (197223329) by changing a digit.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 4810305 + ... + 4810345.
Almost surely, 2197223325 is an apocalyptic number.
It is an amenable number.
197223325 is a deficient number, since it is larger than the sum of its proper divisors (87681617).
197223325 is a wasteful number, since it uses less digits than its factorization.
197223325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143 (or 78 counting only the distinct ones).
The product of its digits is 22680, while the sum is 34.
The square root of 197223325 is about 14043.6222179322. The cubic root of 197223325 is about 582.0845767349.
The spelling of 197223325 in words is "one hundred ninety-seven million, two hundred twenty-three thousand, three hundred twenty-five".
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