Base | Representation |
---|---|
bin | 101010001000… |
… | …0110101000000 |
3 | 1112120020110000 |
4 | 1110100311000 |
5 | 21123322044 |
6 | 2105240000 |
7 | 355516326 |
oct | 124206500 |
9 | 45506400 |
10 | 22089024 |
11 | 115178a1 |
12 | 7493000 |
13 | 4765239 |
14 | 2d0dd16 |
15 | 1e14d69 |
hex | 1510d40 |
22089024 has 70 divisors (see below), whose sum is σ = 65494154. Its totient is φ = 7361280.
The previous prime is 22089007. The next prime is 22089047. The reversal of 22089024 is 42098022.
It can be written as a sum of positive squares in only one way, i.e., 21902400 + 186624 = 4680^2 + 432^2 .
It is a super-3 number, since 3×220890243 (a number of 23 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3054 + ... + 7314.
Almost surely, 222089024 is an apocalyptic number.
22089024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22089024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32747077).
22089024 is an abundant number, since it is smaller than the sum of its proper divisors (43405130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22089024 is an equidigital number, since it uses as much as digits as its factorization.
22089024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4285 (or 4266 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 22089024 is about 4699.8961690659. The cubic root of 22089024 is about 280.5813770582.
The spelling of 22089024 in words is "twenty-two million, eighty-nine thousand, twenty-four".
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