Base | Representation |
---|---|
bin | 101010000001… |
… | …0011010111111 |
3 | 1112110020111111 |
4 | 1110002122333 |
5 | 21114430030 |
6 | 2104102451 |
7 | 355152310 |
oct | 124023277 |
9 | 45406444 |
10 | 22030015 |
11 | 11487527 |
12 | 7464a27 |
13 | 4744417 |
14 | 2cd6607 |
15 | 1e0262a |
hex | 15026bf |
22030015 has 8 divisors (see below), whose sum is σ = 30212640. Its totient is φ = 15106272.
The previous prime is 22030007. The next prime is 22030031. The reversal of 22030015 is 51003022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22030015 - 23 = 22030007 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 22029977 and 22030004.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314680 + ... + 314749.
It is an arithmetic number, because the mean of its divisors is an integer number (3776580).
Almost surely, 222030015 is an apocalyptic number.
22030015 is a deficient number, since it is larger than the sum of its proper divisors (8182625).
22030015 is an equidigital number, since it uses as much as digits as its factorization.
22030015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 629441.
The product of its (nonzero) digits is 60, while the sum is 13.
The square root of 22030015 is about 4693.6142789965. The cubic root of 22030015 is about 280.3313042650.
Adding to 22030015 its reverse (51003022), we get a palindrome (73033037).
The spelling of 22030015 in words is "twenty-two million, thirty thousand, fifteen".
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