Base | Representation |
---|---|
bin | 11010101111011… |
… | …10011101011100 |
3 | 120122002210212211 |
4 | 31113232131130 |
5 | 424411322140 |
6 | 34132010204 |
7 | 5362501066 |
oct | 1527563534 |
9 | 518083784 |
10 | 224323420 |
11 | 105696562 |
12 | 63160964 |
13 | 37622569 |
14 | 21b14736 |
15 | 14a612ea |
hex | d5ee75c |
224323420 has 12 divisors (see below), whose sum is σ = 471079224. Its totient is φ = 89729360.
The previous prime is 224323403. The next prime is 224323427. The reversal of 224323420 is 24323422.
It is a junction number, because it is equal to n+sod(n) for n = 224323391 and 224323400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224323427) 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, 5608066 + ... + 5608105.
It is an arithmetic number, because the mean of its divisors is an integer number (39256602).
Almost surely, 2224323420 is an apocalyptic number.
224323420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
224323420 is an abundant number, since it is smaller than the sum of its proper divisors (246755804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
224323420 is a wasteful number, since it uses less digits than its factorization.
224323420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11216180 (or 11216178 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 22.
The square root of 224323420 is about 14977.4303537022. The cubic root of 224323420 is about 607.6099435782.
Adding to 224323420 its reverse (24323422), we get a palindrome (248646842).
It can be divided in two parts, 22432 and 3420, that added together give a palindrome (25852).
The spelling of 224323420 in words is "two hundred twenty-four million, three hundred twenty-three thousand, four hundred twenty".
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