Base | Representation |
---|---|
bin | 110010001101… |
… | …011011011111 |
3 | 220202201011011 |
4 | 302031123133 |
5 | 11332142312 |
6 | 1150040051 |
7 | 216606532 |
oct | 62153337 |
9 | 26681134 |
10 | 13162207 |
11 | 747aa63 |
12 | 44a9027 |
13 | 295acb6 |
14 | 1a68a19 |
15 | 124eda7 |
hex | c8d6df |
13162207 has 4 divisors (see below), whose sum is σ = 13182840. Its totient is φ = 13141576.
The previous prime is 13162181. The next prime is 13162211. The reversal of 13162207 is 70226131.
13162207 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13162207 - 223 = 4773599 is a prime.
It is a super-2 number, since 2×131622072 = 346487386221698, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13162277) 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, 9328 + ... + 10645.
It is an arithmetic number, because the mean of its divisors is an integer number (3295710).
Almost surely, 213162207 is an apocalyptic number.
13162207 is a deficient number, since it is larger than the sum of its proper divisors (20633).
13162207 is an equidigital number, since it uses as much as digits as its factorization.
13162207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20632.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 13162207 is about 3627.9756063127. The cubic root of 13162207 is about 236.1073855355.
Adding to 13162207 its reverse (70226131), we get a palindrome (83388338).
The spelling of 13162207 in words is "thirteen million, one hundred sixty-two thousand, two hundred seven".
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