Base | Representation |
---|---|
bin | 101110010010… |
… | …111101100101 |
3 | 211211120212100 |
4 | 232102331211 |
5 | 11101330133 |
6 | 1112042313 |
7 | 205104531 |
oct | 56227545 |
9 | 24746770 |
10 | 12136293 |
11 | 693a1a4 |
12 | 4093399 |
13 | 268c050 |
14 | 187cbc1 |
15 | 10eae13 |
hex | b92f65 |
12136293 has 24 divisors (see below), whose sum is σ = 19289088. Its totient is φ = 7306272.
The previous prime is 12136291. The next prime is 12136303. The reversal of 12136293 is 39263121.
It is not a de Polignac number, because 12136293 - 21 = 12136291 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12136291) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4396 + ... + 6602.
It is an arithmetic number, because the mean of its divisors is an integer number (803712).
Almost surely, 212136293 is an apocalyptic number.
12136293 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
12136293 is a deficient number, since it is larger than the sum of its proper divisors (7152795).
12136293 is a wasteful number, since it uses less digits than its factorization.
12136293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2273 (or 2270 counting only the distinct ones).
The product of its digits is 1944, while the sum is 27.
The square root of 12136293 is about 3483.7182721914. The cubic root of 12136293 is about 229.8063461311.
The spelling of 12136293 in words is "twelve million, one hundred thirty-six thousand, two hundred ninety-three".
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