Base | Representation |
---|---|
bin | 11011100010011… |
… | …11100001100100 |
3 | 121002200122111202 |
4 | 31301033201210 |
5 | 433114344302 |
6 | 34531222032 |
7 | 5503400456 |
oct | 1561174144 |
9 | 532618452 |
10 | 231012452 |
11 | 109445090 |
12 | 65447918 |
13 | 38b25078 |
14 | 229762d6 |
15 | 15433202 |
hex | dc4f864 |
231012452 has 48 divisors (see below), whose sum is σ = 449305920. Its totient is φ = 103056000.
The previous prime is 231012427. The next prime is 231012479. The reversal of 231012452 is 254210132.
231012452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008674 + ... + 1008902.
It is an arithmetic number, because the mean of its divisors is an integer number (9360540).
Almost surely, 2231012452 is an apocalyptic number.
231012452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
231012452 is a deficient number, since it is larger than the sum of its proper divisors (218293468).
231012452 is a wasteful number, since it uses less digits than its factorization.
231012452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 572 (or 570 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 231012452 is about 15199.0937887757. The cubic root of 231012452 is about 613.5902687158.
Adding to 231012452 its reverse (254210132), we get a palindrome (485222584).
The spelling of 231012452 in words is "two hundred thirty-one million, twelve thousand, four hundred fifty-two".
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