Base | Representation |
---|---|
bin | 10011100101101101101101 |
3 | 100122220012002 |
4 | 103211231231 |
5 | 2303311323 |
6 | 302022045 |
7 | 61435316 |
oct | 23455555 |
9 | 10586162 |
10 | 5135213 |
11 | 2998186 |
12 | 1877925 |
13 | 10aa4b5 |
14 | 97960d |
15 | 6b6828 |
hex | 4e5b6d |
5135213 has 4 divisors (see below), whose sum is σ = 5147100. Its totient is φ = 5123328.
The previous prime is 5135201. The next prime is 5135219. The reversal of 5135213 is 3125315.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3125315 = 5 ⋅625063.
It can be written as a sum of positive squares in 2 ways, for example, as 2319529 + 2815684 = 1523^2 + 1678^2 .
It is a cyclic number.
It is not a de Polignac number, because 5135213 - 24 = 5135197 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a plaindrome in base 8.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5135219) 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, 5270 + ... + 6167.
It is an arithmetic number, because the mean of its divisors is an integer number (1286775).
Almost surely, 25135213 is an apocalyptic number.
It is an amenable number.
5135213 is a deficient number, since it is larger than the sum of its proper divisors (11887).
5135213 is a wasteful number, since it uses less digits than its factorization.
5135213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11886.
The product of its digits is 450, while the sum is 20.
The square root of 5135213 is about 2266.1008362383. The cubic root of 5135213 is about 172.5253116956.
The spelling of 5135213 in words is "five million, one hundred thirty-five thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •