Base | Representation |
---|---|
bin | 101010111010… |
… | …1111100111110 |
3 | 1120100021121222 |
4 | 1111311330332 |
5 | 21230100410 |
6 | 2122153342 |
7 | 362163041 |
oct | 125657476 |
9 | 46307558 |
10 | 22503230 |
11 | 11780012 |
12 | 7652852 |
13 | 487b929 |
14 | 2dbac58 |
15 | 1e97955 |
hex | 1575f3e |
22503230 has 16 divisors (see below), whose sum is σ = 40582944. Its totient is φ = 8984160.
The previous prime is 22503227. The next prime is 22503251. The reversal of 22503230 is 3230522.
It is a junction number, because it is equal to n+sod(n) for n = 22503199 and 22503208.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4295 + ... + 7965.
It is an arithmetic number, because the mean of its divisors is an integer number (2536434).
Almost surely, 222503230 is an apocalyptic number.
22503230 is a deficient number, since it is larger than the sum of its proper divisors (18079714).
22503230 is a wasteful number, since it uses less digits than its factorization.
22503230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4291.
The product of its (nonzero) digits is 360, while the sum is 17.
The square root of 22503230 is about 4743.7569499290. The cubic root of 22503230 is about 282.3243171129.
Adding to 22503230 its reverse (3230522), we get a palindrome (25733752).
The spelling of 22503230 in words is "twenty-two million, five hundred three thousand, two hundred thirty".
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