Base | Representation |
---|---|
bin | 11011100101001… |
… | …11101000001101 |
3 | 121010100222112102 |
4 | 31302213220031 |
5 | 433212421300 |
6 | 34543044445 |
7 | 5506432541 |
oct | 1562475015 |
9 | 533328472 |
10 | 231373325 |
11 | 109671227 |
12 | 655a0725 |
13 | 38c203c1 |
14 | 22a2ba21 |
15 | 154a50d5 |
hex | dca7a0d |
231373325 has 24 divisors (see below), whose sum is σ = 296620896. Its totient is φ = 178920000.
The previous prime is 231373301. The next prime is 231373327. The reversal of 231373325 is 523373132.
It is not a de Polignac number, because 231373325 - 214 = 231356941 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231373327) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107510 + ... + 109640.
It is an arithmetic number, because the mean of its divisors is an integer number (12359204).
Almost surely, 2231373325 is an apocalyptic number.
231373325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
231373325 is a deficient number, since it is larger than the sum of its proper divisors (65247571).
231373325 is a wasteful number, since it uses less digits than its factorization.
231373325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2285 (or 2280 counting only the distinct ones).
The product of its digits is 11340, while the sum is 29.
The square root of 231373325 is about 15210.9606862946. The cubic root of 231373325 is about 613.9096064236.
It can be divided in two parts, 23137 and 3325, that added together give a palindrome (26462).
The spelling of 231373325 in words is "two hundred thirty-one million, three hundred seventy-three thousand, three hundred twenty-five".
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