Base | Representation |
---|---|
bin | 10101100111100111… |
… | …000100110110101110 |
3 | 2012220202121100102012 |
4 | 111213213010312232 |
5 | 340020030230410 |
6 | 14355230001222 |
7 | 1451146243160 |
oct | 254747046656 |
9 | 65822540365 |
10 | 23213133230 |
11 | 9932232631 |
12 | 45ba046212 |
13 | 225c2941c1 |
14 | 11a2d2c930 |
15 | 90cdb0605 |
hex | 5679c4dae |
23213133230 has 32 divisors (see below), whose sum is σ = 49399381440. Its totient is φ = 7684346880.
The previous prime is 23213133217. The next prime is 23213133241. The reversal of 23213133230 is 3233131232.
It is a junction number, because it is equal to n+sod(n) for n = 23213133196 and 23213133205.
It is a congruent number.
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, 5715491 + ... + 5719550.
It is an arithmetic number, because the mean of its divisors is an integer number (1543730670).
Almost surely, 223213133230 is an apocalyptic number.
23213133230 is an abundant number, since it is smaller than the sum of its proper divisors (26186248210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23213133230 is a wasteful number, since it uses less digits than its factorization.
23213133230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11435084.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 23213133230 its reverse (3233131232), we get a palindrome (26446264462).
The spelling of 23213133230 in words is "twenty-three billion, two hundred thirteen million, one hundred thirty-three thousand, two hundred thirty".
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