Base | Representation |
---|---|
bin | 110000010101… |
… | …100000100101 |
3 | 212211202100210 |
4 | 300111200211 |
5 | 11220433023 |
6 | 1131330033 |
7 | 212462505 |
oct | 60254045 |
9 | 25752323 |
10 | 12671013 |
11 | 7174a13 |
12 | 42b0919 |
13 | 2818554 |
14 | 197ba05 |
15 | 11a4593 |
hex | c15825 |
12671013 has 8 divisors (see below), whose sum is σ = 17069248. Its totient is φ = 8360064.
The previous prime is 12671003. The next prime is 12671023. The reversal of 12671013 is 31017621.
It is an interprime number because it is at equal distance from previous prime (12671003) and next prime (12671023).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12671013 - 24 = 12670997 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 (12671003) 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, 21481 + ... + 22062.
It is an arithmetic number, because the mean of its divisors is an integer number (2133656).
Almost surely, 212671013 is an apocalyptic number.
It is an amenable number.
12671013 is a deficient number, since it is larger than the sum of its proper divisors (4398235).
12671013 is an equidigital number, since it uses as much as digits as its factorization.
12671013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43643.
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 12671013 is about 3559.6366387596. The cubic root of 12671013 is about 233.1330142410.
Adding to 12671013 its reverse (31017621), we get a palindrome (43688634).
The spelling of 12671013 in words is "twelve million, six hundred seventy-one thousand, thirteen".
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