Base | Representation |
---|---|
bin | 101110010010… |
… | …111100111101 |
3 | 211211120210212 |
4 | 232102330331 |
5 | 11101330003 |
6 | 1112042205 |
7 | 205104443 |
oct | 56227475 |
9 | 24746725 |
10 | 12136253 |
11 | 693a168 |
12 | 4093365 |
13 | 268c01c |
14 | 187cb93 |
15 | 10eadd8 |
hex | b92f3d |
12136253 has 4 divisors (see below), whose sum is σ = 12159228. Its totient is φ = 12113280.
The previous prime is 12136219. The next prime is 12136273. The reversal of 12136253 is 35263121.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35263121 = 5441 ⋅6481.
It can be written as a sum of positive squares in 2 ways, for example, as 8282884 + 3853369 = 2878^2 + 1963^2 .
It is a cyclic number.
It is not a de Polignac number, because 12136253 - 28 = 12135997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12136213) 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, 10676 + ... + 11757.
It is an arithmetic number, because the mean of its divisors is an integer number (3039807).
Almost surely, 212136253 is an apocalyptic number.
It is an amenable number.
12136253 is a deficient number, since it is larger than the sum of its proper divisors (22975).
12136253 is an equidigital number, since it uses as much as digits as its factorization.
12136253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22974.
The product of its digits is 1080, while the sum is 23.
The square root of 12136253 is about 3483.7125311943. The cubic root of 12136253 is about 229.8060936580.
Adding to 12136253 its reverse (35263121), we get a palindrome (47399374).
The spelling of 12136253 in words is "twelve million, one hundred thirty-six thousand, two hundred fifty-three".
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