Base | Representation |
---|---|
bin | 101010010001… |
… | …0010000011100 |
3 | 1112200212101000 |
4 | 1110202100130 |
5 | 21133113122 |
6 | 2110550300 |
7 | 356234421 |
oct | 124422034 |
9 | 45625330 |
10 | 22160412 |
11 | 1156649a |
12 | 7508390 |
13 | 478b891 |
14 | 2d2bd48 |
15 | 1e2b0ac |
hex | 152241c |
22160412 has 48 divisors (see below), whose sum is σ = 59315200. Its totient is φ = 7147440.
The previous prime is 22160407. The next prime is 22160423. The reversal of 22160412 is 21406122.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39 + ... + 6657.
Almost surely, 222160412 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22160412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29657600).
22160412 is an abundant number, since it is smaller than the sum of its proper divisors (37154788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22160412 is a wasteful number, since it uses less digits than its factorization.
22160412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6663 (or 6655 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 22160412 is about 4707.4846786793. The cubic root of 22160412 is about 280.8833159154.
Adding to 22160412 its reverse (21406122), we get a palindrome (43566534).
The spelling of 22160412 in words is "twenty-two million, one hundred sixty thousand, four hundred twelve".
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