Base | Representation |
---|---|
bin | 101010100101… |
… | …0001111111111 |
3 | 1120000012002002 |
4 | 1111022033333 |
5 | 21203333343 |
6 | 2114252515 |
7 | 360516125 |
oct | 125121777 |
9 | 46005062 |
10 | 22324223 |
11 | 11668579 |
12 | 758713b |
13 | 48182cc |
14 | 2d71915 |
15 | 1e5e8b8 |
hex | 154a3ff |
22324223 has 4 divisors (see below), whose sum is σ = 22474200. Its totient is φ = 22174248.
The previous prime is 22324219. The next prime is 22324241. The reversal of 22324223 is 32242322.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 22324223 - 22 = 22324219 is a prime.
It is a super-3 number, since 3×223242233 (a number of 23 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22324195 and 22324204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22324823) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74765 + ... + 75062.
It is an arithmetic number, because the mean of its divisors is an integer number (5618550).
Almost surely, 222324223 is an apocalyptic number.
22324223 is a deficient number, since it is larger than the sum of its proper divisors (149977).
22324223 is a wasteful number, since it uses less digits than its factorization.
22324223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149976.
The product of its digits is 1152, while the sum is 20.
The square root of 22324223 is about 4724.8516378824. The cubic root of 22324223 is about 281.5737192392.
Adding to 22324223 its reverse (32242322), we get a palindrome (54566545).
The spelling of 22324223 in words is "twenty-two million, three hundred twenty-four thousand, two hundred twenty-three".
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