Base | Representation |
---|---|
bin | 101010110001… |
… | …0011101110000 |
3 | 1120012020010121 |
4 | 1111202131300 |
5 | 21220022113 |
6 | 2120340024 |
7 | 361411240 |
oct | 125423560 |
9 | 46166117 |
10 | 22423408 |
11 | 11726047 |
12 | 7614614 |
13 | 48514b7 |
14 | 2d99b20 |
15 | 1e7de8d |
hex | 1562770 |
22423408 has 40 divisors (see below), whose sum is σ = 52576992. Its totient is φ = 9043968.
The previous prime is 22423403. The next prime is 22423441. The reversal of 22423408 is 80432422.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22423403) 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, 3985 + ... + 7792.
Almost surely, 222423408 is an apocalyptic number.
22423408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
22423408 is an abundant number, since it is smaller than the sum of its proper divisors (30153584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22423408 is a wasteful number, since it uses less digits than its factorization.
22423408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11809 (or 11803 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
The square root of 22423408 is about 4735.3361021157. The cubic root of 22423408 is about 281.9901074611.
It can be divided in two parts, 224 and 23408, that added together give a palindrome (23632).
The spelling of 22423408 in words is "twenty-two million, four hundred twenty-three thousand, four hundred eight".
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