Base | Representation |
---|---|
bin | 110000100010… |
… | …010000110101 |
3 | 212221102000121 |
4 | 300202100311 |
5 | 11224121003 |
6 | 1132411541 |
7 | 213101014 |
oct | 60422065 |
9 | 25842017 |
10 | 12723253 |
11 | 7200194 |
12 | 4316bb1 |
13 | 283626a |
14 | 1992a7b |
15 | 11b4cbd |
hex | c22435 |
12723253 has 2 divisors, whose sum is σ = 12723254. Its totient is φ = 12723252.
The previous prime is 12723251. The next prime is 12723287. The reversal of 12723253 is 35232721.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10712529 + 2010724 = 3273^2 + 1418^2 .
It is a cyclic number.
It is not a de Polignac number, because 12723253 - 21 = 12723251 is a prime.
Together with 12723251, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12723251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6361626 + 6361627.
It is an arithmetic number, because the mean of its divisors is an integer number (6361627).
Almost surely, 212723253 is an apocalyptic number.
It is an amenable number.
12723253 is a deficient number, since it is larger than the sum of its proper divisors (1).
12723253 is an equidigital number, since it uses as much as digits as its factorization.
12723253 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2520, while the sum is 25.
The square root of 12723253 is about 3566.9669188261. The cubic root of 12723253 is about 233.4529615595.
Adding to 12723253 its reverse (35232721), we get a palindrome (47955974).
The spelling of 12723253 in words is "twelve million, seven hundred twenty-three thousand, two hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •