Base | Representation |
---|---|
bin | 101010001111… |
… | …0011001110011 |
3 | 1112200001201101 |
4 | 1110132121303 |
5 | 21132112002 |
6 | 2110345231 |
7 | 356140411 |
oct | 124363163 |
9 | 45601641 |
10 | 22144627 |
11 | 1155564a |
12 | 74bb217 |
13 | 478463b |
14 | 2d262b1 |
15 | 1e26587 |
hex | 151e673 |
22144627 has 8 divisors (see below), whose sum is σ = 22418640. Its totient is φ = 21872640.
The previous prime is 22144621. The next prime is 22144631. The reversal of 22144627 is 72644122.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22144627 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22144595 and 22144604.
It is not an unprimeable number, because it can be changed into a prime (22144621) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34227 + ... + 34867.
It is an arithmetic number, because the mean of its divisors is an integer number (2802330).
Almost surely, 222144627 is an apocalyptic number.
22144627 is a deficient number, since it is larger than the sum of its proper divisors (274013).
22144627 is a wasteful number, since it uses less digits than its factorization.
22144627 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1013.
The product of its digits is 5376, while the sum is 28.
The square root of 22144627 is about 4705.8077946300. The cubic root of 22144627 is about 280.8166084269.
Adding to 22144627 its reverse (72644122), we get a palindrome (94788749).
The spelling of 22144627 in words is "twenty-two million, one hundred forty-four thousand, six hundred twenty-seven".
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