Base | Representation |
---|---|
bin | 101110100010… |
… | …010101111101 |
3 | 211221210021200 |
4 | 232202111331 |
5 | 11110334133 |
6 | 1113250113 |
7 | 205456311 |
oct | 56422575 |
9 | 24853250 |
10 | 12199293 |
11 | 6982567 |
12 | 4103939 |
13 | 26b1922 |
14 | 1897b41 |
15 | 110e913 |
hex | ba257d |
12199293 has 12 divisors (see below), whose sum is σ = 17885088. Its totient is φ = 8011080.
The previous prime is 12199289. The next prime is 12199321. The reversal of 12199293 is 39299121.
It is a happy number.
It is not a de Polignac number, because 12199293 - 22 = 12199289 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12199283) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9513 + ... + 10718.
It is an arithmetic number, because the mean of its divisors is an integer number (1490424).
Almost surely, 212199293 is an apocalyptic number.
It is an amenable number.
12199293 is a deficient number, since it is larger than the sum of its proper divisors (5685795).
12199293 is a wasteful number, since it uses less digits than its factorization.
12199293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20304 (or 20301 counting only the distinct ones).
The product of its digits is 8748, while the sum is 36.
The square root of 12199293 is about 3492.7486310927. The cubic root of 12199293 is about 230.2033048011.
The spelling of 12199293 in words is "twelve million, one hundred ninety-nine thousand, two hundred ninety-three".
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