Base | Representation |
---|---|
bin | 10011010010110010101 |
3 | 1012010020022 |
4 | 2122112111 |
5 | 130212323 |
6 | 21314525 |
7 | 5242121 |
oct | 2322625 |
9 | 1163208 |
10 | 632213 |
11 | 3a1a9a |
12 | 265a45 |
13 | 1919ba |
14 | 126581 |
15 | c74c8 |
hex | 9a595 |
632213 has 4 divisors (see below), whose sum is σ = 669420. Its totient is φ = 595008.
The previous prime is 632209. The next prime is 632221. The reversal of 632213 is 312236.
632213 is digitally balanced in base 2, 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 can be written as a sum of positive squares in 2 ways, for example, as 528529 + 103684 = 727^2 + 322^2 .
It is a cyclic number.
It is not a de Polignac number, because 632213 - 22 = 632209 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 37189 = 632213 / (6 + 3 + 2 + 2 + 1 + 3).
It is an Ulam number.
It is a d-powerful number, because it can be written as 66 + 37 + 25 + 219 + 1 + 310 .
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 632191 and 632200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (632273) 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, 18578 + ... + 18611.
It is an arithmetic number, because the mean of its divisors is an integer number (167355).
2632213 is an apocalyptic number.
It is an amenable number.
632213 is a deficient number, since it is larger than the sum of its proper divisors (37207).
632213 is a wasteful number, since it uses less digits than its factorization.
632213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37206.
The product of its digits is 216, while the sum is 17.
The square root of 632213 is about 795.1182302023. The cubic root of 632213 is about 85.8264482700.
Adding to 632213 its reverse (312236), we get a palindrome (944449).
The spelling of 632213 in words is "six hundred thirty-two thousand, two hundred thirteen".
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