Base | Representation |
---|---|
bin | 110001011111… |
… | …110001011001 |
3 | 220102012121201 |
4 | 301133301121 |
5 | 11310201233 |
6 | 1142034201 |
7 | 215200360 |
oct | 61376131 |
9 | 26365551 |
10 | 12975193 |
11 | 7362500 |
12 | 4418961 |
13 | 28c3b3a |
14 | 1a1a7d7 |
15 | 121477d |
hex | c5fc59 |
12975193 has 12 divisors (see below), whose sum is σ = 16300480. Its totient is φ = 10109880.
The previous prime is 12975191. The next prime is 12975211. The reversal of 12975193 is 39157921.
It is not a de Polignac number, because 12975193 - 21 = 12975191 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12975191) 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, 6813 + ... + 8506.
Almost surely, 212975193 is an apocalyptic number.
It is an amenable number.
12975193 is a deficient number, since it is larger than the sum of its proper divisors (3325287).
12975193 is a wasteful number, since it uses less digits than its factorization.
12975193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15348 (or 15337 counting only the distinct ones).
The product of its digits is 17010, while the sum is 37.
The square root of 12975193 is about 3602.1095208225. The cubic root of 12975193 is about 234.9838105642.
The spelling of 12975193 in words is "twelve million, nine hundred seventy-five thousand, one hundred ninety-three".
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