Base | Representation |
---|---|
bin | 110010101111… |
… | …101111110001 |
3 | 221000211222011 |
4 | 302233233301 |
5 | 11401142034 |
6 | 1153042521 |
7 | 221033404 |
oct | 62575761 |
9 | 27024864 |
10 | 13302769 |
11 | 7566627 |
12 | 4556441 |
13 | 29a9c7c |
14 | 1aa3d3b |
15 | 127b864 |
hex | cafbf1 |
13302769 has 4 divisors (see below), whose sum is σ = 13325796. Its totient is φ = 13279744.
The previous prime is 13302733. The next prime is 13302797. The reversal of 13302769 is 96720331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96720331 = 37 ⋅2614063.
It can be written as a sum of positive squares in 2 ways, for example, as 10368400 + 2934369 = 3220^2 + 1713^2 .
It is a cyclic number.
It is not a de Polignac number, because 13302769 - 213 = 13294577 is a prime.
It is a super-2 number, since 2×133027692 = 353927326134722, which contains 22 as substring.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13302769.
It is not an unprimeable number, because it can be changed into a prime (13302799) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10624 + ... + 11809.
It is an arithmetic number, because the mean of its divisors is an integer number (3331449).
Almost surely, 213302769 is an apocalyptic number.
It is an amenable number.
13302769 is a deficient number, since it is larger than the sum of its proper divisors (23027).
13302769 is an equidigital number, since it uses as much as digits as its factorization.
13302769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23026.
The product of its (nonzero) digits is 6804, while the sum is 31.
The square root of 13302769 is about 3647.2961217867. The cubic root of 13302769 is about 236.9448915529.
The spelling of 13302769 in words is "thirteen million, three hundred two thousand, seven hundred sixty-nine".
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