Base | Representation |
---|---|
bin | 101110111110… |
… | …101001101110 |
3 | 212011200100020 |
4 | 232332221232 |
5 | 11123041441 |
6 | 1115543010 |
7 | 206451336 |
oct | 56765156 |
9 | 25150306 |
10 | 12315246 |
11 | 6a51699 |
12 | 415aa66 |
13 | 2722638 |
14 | 18c80c6 |
15 | 1133e66 |
hex | bbea6e |
12315246 has 32 divisors (see below), whose sum is σ = 25801728. Its totient is φ = 3913920.
The previous prime is 12315241. The next prime is 12315253. The reversal of 12315246 is 64251321.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12315241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13125 + ... + 14031.
It is an arithmetic number, because the mean of its divisors is an integer number (806304).
Almost surely, 212315246 is an apocalyptic number.
12315246 is an abundant number, since it is smaller than the sum of its proper divisors (13486482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12315246 is a wasteful number, since it uses less digits than its factorization.
12315246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1016.
The product of its digits is 1440, while the sum is 24.
The square root of 12315246 is about 3509.3084788887. The cubic root of 12315246 is about 230.9303588724.
Adding to 12315246 its reverse (64251321), we get a palindrome (76566567).
It can be divided in two parts, 12315 and 246, that added together give a triangular number (12561 = T158).
The spelling of 12315246 in words is "twelve million, three hundred fifteen thousand, two hundred forty-six".
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