Base | Representation |
---|---|
bin | 10100000110111010101101 |
3 | 100220210202010 |
4 | 110012322231 |
5 | 2322134323 |
6 | 304551433 |
7 | 62542653 |
oct | 24067255 |
9 | 10823663 |
10 | 5271213 |
11 | 2a80382 |
12 | 1922579 |
13 | 112737c |
14 | 9b2dd3 |
15 | 6e1c93 |
hex | 506ead |
5271213 has 4 divisors (see below), whose sum is σ = 7028288. Its totient is φ = 3514140.
The previous prime is 5271199. The next prime is 5271223. The reversal of 5271213 is 3121725.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 5271213 - 29 = 5270701 is a prime.
It is a D-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 5271213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5271223) 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, 878533 + ... + 878538.
It is an arithmetic number, because the mean of its divisors is an integer number (1757072).
Almost surely, 25271213 is an apocalyptic number.
It is an amenable number.
5271213 is a deficient number, since it is larger than the sum of its proper divisors (1757075).
5271213 is a wasteful number, since it uses less digits than its factorization.
5271213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1757074.
The product of its digits is 420, while the sum is 21.
The square root of 5271213 is about 2295.9122369986. The cubic root of 5271213 is about 174.0351032361.
Adding to 5271213 its reverse (3121725), we get a palindrome (8392938).
It can be divided in two parts, 52712 and 13, that added together give a palindrome (52725).
The spelling of 5271213 in words is "five million, two hundred seventy-one thousand, two hundred thirteen".
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