Base | Representation |
---|---|
bin | 101110110011… |
… | …100111010110 |
3 | 212002101022212 |
4 | 232303213112 |
5 | 11120120123 |
6 | 1114553422 |
7 | 206202464 |
oct | 56634726 |
9 | 25071285 |
10 | 12270038 |
11 | 6a20730 |
12 | 4138872 |
13 | 2707ba1 |
14 | 18b5834 |
15 | 1125878 |
hex | bb39d6 |
12270038 has 8 divisors (see below), whose sum is σ = 20078280. Its totient is φ = 5577280.
The previous prime is 12269989. The next prime is 12270047. The reversal of 12270038 is 83007221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12269995 and 12270022.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278843 + ... + 278886.
It is an arithmetic number, because the mean of its divisors is an integer number (2509785).
Almost surely, 212270038 is an apocalyptic number.
12270038 is a deficient number, since it is larger than the sum of its proper divisors (7808242).
12270038 is a wasteful number, since it uses less digits than its factorization.
12270038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 557742.
The product of its (nonzero) digits is 672, while the sum is 23.
The square root of 12270038 is about 3502.8614017686. The cubic root of 12270038 is about 230.6474385426.
Adding to 12270038 its reverse (83007221), we get a palindrome (95277259).
The spelling of 12270038 in words is "twelve million, two hundred seventy thousand, thirty-eight".
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