Base | Representation |
---|---|
bin | 110000111001… |
… | …001010011011 |
3 | 220010011200121 |
4 | 300321022123 |
5 | 11240121201 |
6 | 1134414111 |
7 | 213641332 |
oct | 60711233 |
9 | 26104617 |
10 | 12817051 |
11 | 7264705 |
12 | 4361337 |
13 | 2869b70 |
14 | 19b8d19 |
15 | 11d29a1 |
hex | c3929b |
12817051 has 16 divisors (see below), whose sum is σ = 14323680. Its totient is φ = 11393280.
The previous prime is 12817027. The next prime is 12817069. The reversal of 12817051 is 15071821.
12817051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12817051 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12817081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74001 + ... + 74173.
It is an arithmetic number, because the mean of its divisors is an integer number (895230).
Almost surely, 212817051 is an apocalyptic number.
12817051 is a deficient number, since it is larger than the sum of its proper divisors (1506629).
12817051 is a wasteful number, since it uses less digits than its factorization.
12817051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366.
The product of its (nonzero) digits is 560, while the sum is 25.
The square root of 12817051 is about 3580.0909206332. The cubic root of 12817051 is about 234.0252426077.
Adding to 12817051 its reverse (15071821), we get a palindrome (27888872).
The spelling of 12817051 in words is "twelve million, eight hundred seventeen thousand, fifty-one".
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