Base | Representation |
---|---|
bin | 110000000111… |
… | …010111110011 |
3 | 212201210221010 |
4 | 300013113303 |
5 | 11212104412 |
6 | 1130202003 |
7 | 212131623 |
oct | 60072763 |
9 | 25653833 |
10 | 12613107 |
11 | 7135461 |
12 | 4283303 |
13 | 27c80a0 |
14 | 1964883 |
15 | 119233c |
hex | c075f3 |
12613107 has 8 divisors (see below), whose sum is σ = 18111184. Its totient is φ = 7761888.
The previous prime is 12613049. The next prime is 12613109. The reversal of 12613107 is 70131621.
12613107 = 9792 + 9802 + ... + 9912.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12613107 - 28 = 12612851 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12613109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161668 + ... + 161745.
It is an arithmetic number, because the mean of its divisors is an integer number (2263898).
Almost surely, 212613107 is an apocalyptic number.
12613107 is a deficient number, since it is larger than the sum of its proper divisors (5498077).
12613107 is a wasteful number, since it uses less digits than its factorization.
12613107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 323429.
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 12613107 is about 3551.4936294466. The cubic root of 12613107 is about 232.7773358328. Note that the first 3 decimals are identical.
Adding to 12613107 its reverse (70131621), we get a palindrome (82744728).
It can be divided in two parts, 12613 and 107, that added together give a triangular number (12720 = T159).
The spelling of 12613107 in words is "twelve million, six hundred thirteen thousand, one hundred seven".
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