Base | Representation |
---|---|
bin | 101111101100… |
… | …100101110101 |
3 | 212112020110101 |
4 | 233230211311 |
5 | 11200102123 |
6 | 1123554101 |
7 | 211164046 |
oct | 57544565 |
9 | 25466411 |
10 | 12503413 |
11 | 706aaaa |
12 | 422b931 |
13 | 278a190 |
14 | 19368cd |
15 | 116eaad |
hex | bec975 |
12503413 has 8 divisors (see below), whose sum is σ = 13493088. Its totient is φ = 11517744.
The previous prime is 12503371. The next prime is 12503417. The reversal of 12503413 is 31430521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12503413 - 217 = 12372341 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12503417) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10170 + ... + 11332.
It is an arithmetic number, because the mean of its divisors is an integer number (1686636).
Almost surely, 212503413 is an apocalyptic number.
12503413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
12503413 is a deficient number, since it is larger than the sum of its proper divisors (989675).
12503413 is a wasteful number, since it uses less digits than its factorization.
12503413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2003.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 12503413 is about 3536.0165440789. The cubic root of 12503413 is about 232.1005620821.
Adding to 12503413 its reverse (31430521), we get a palindrome (43933934).
The spelling of 12503413 in words is "twelve million, five hundred three thousand, four hundred thirteen".
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