Base | Representation |
---|---|
bin | 11011100100001… |
… | …00101101011110 |
3 | 121010002201100021 |
4 | 31302010231132 |
5 | 433143332202 |
6 | 34540022354 |
7 | 5505265552 |
oct | 1562045536 |
9 | 533081307 |
10 | 231230302 |
11 | 109583826 |
12 | 655319ba |
13 | 38ba0284 |
14 | 229d1862 |
15 | 15477a37 |
hex | dc84b5e |
231230302 has 8 divisors (see below), whose sum is σ = 358034112. Its totient is φ = 111885600.
The previous prime is 231230287. The next prime is 231230303. The reversal of 231230302 is 203032132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2312303022 = 106934905126022408, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231230303) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1864699 + ... + 1864822.
It is an arithmetic number, because the mean of its divisors is an integer number (44754264).
Almost surely, 2231230302 is an apocalyptic number.
231230302 is a deficient number, since it is larger than the sum of its proper divisors (126803810).
231230302 is a wasteful number, since it uses less digits than its factorization.
231230302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3729554.
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 231230302 is about 15206.2586457024. The cubic root of 231230302 is about 613.7830846480.
Adding to 231230302 its reverse (203032132), we get a palindrome (434262434).
The spelling of 231230302 in words is "two hundred thirty-one million, two hundred thirty thousand, three hundred two".
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