Base | Representation |
---|---|
bin | 101011001010… |
… | …1101001110000 |
3 | 1120120212201221 |
4 | 1112111221300 |
5 | 21243224242 |
6 | 2125034424 |
7 | 363243430 |
oct | 126255160 |
9 | 46525657 |
10 | 22633072 |
11 | 11859620 |
12 | 76b5a14 |
13 | 48c5a67 |
14 | 30122c0 |
15 | 1ec1167 |
hex | 1595a70 |
22633072 has 40 divisors (see below), whose sum is σ = 54675072. Its totient is φ = 8817600.
The previous prime is 22633057. The next prime is 22633073. The reversal of 22633072 is 27033622.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22633073) 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, 7954 + ... + 10417.
Almost surely, 222633072 is an apocalyptic number.
22633072 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
22633072 is an abundant number, since it is smaller than the sum of its proper divisors (32042000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22633072 is a wasteful number, since it uses less digits than its factorization.
22633072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18397 (or 18391 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 25.
The square root of 22633072 is about 4757.4228317441. The cubic root of 22633072 is about 282.8662730205.
Adding to 22633072 its reverse (27033622), we get a palindrome (49666694).
It can be divided in two parts, 2263 and 3072, that added together give a palindrome (5335).
The spelling of 22633072 in words is "twenty-two million, six hundred thirty-three thousand, seventy-two".
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