Base | Representation |
---|---|
bin | 100110001000… |
… | …101110101110 |
3 | 200210220121210 |
4 | 212020232232 |
5 | 10024402410 |
6 | 554135250 |
7 | 150655305 |
oct | 46105656 |
9 | 20726553 |
10 | 9997230 |
11 | 5709081 |
12 | 3421526 |
13 | 20c0529 |
14 | 148343c |
15 | d27220 |
hex | 988bae |
9997230 has 32 divisors (see below), whose sum is σ = 25257600. Its totient is φ = 2525472.
The previous prime is 9997219. The next prime is 9997237. The reversal of 9997230 is 327999.
9997230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9997237) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8200 + ... + 9339.
It is an arithmetic number, because the mean of its divisors is an integer number (789300).
Almost surely, 29997230 is an apocalyptic number.
9997230 is an abundant number, since it is smaller than the sum of its proper divisors (15260370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9997230 is a wasteful number, since it uses less digits than its factorization.
9997230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17568.
The product of its (nonzero) digits is 30618, while the sum is 39.
The square root of 9997230 is about 3161.8396543784. The cubic root of 9997230 is about 215.4235745525.
The spelling of 9997230 in words is "nine million, nine hundred ninety-seven thousand, two hundred thirty".
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