Base | Representation |
---|---|
bin | 11010101110100… |
… | …01100011011100 |
3 | 120121212210110122 |
4 | 31113101203130 |
5 | 424344030040 |
6 | 34125254112 |
7 | 5361465644 |
oct | 1527214334 |
9 | 517783418 |
10 | 224205020 |
11 | 105615606 |
12 | 63104338 |
13 | 375b06c0 |
14 | 21ac3524 |
15 | 14a3b1b5 |
hex | d5d18dc |
224205020 has 48 divisors (see below), whose sum is σ = 523423488. Its totient is φ = 80110080.
The previous prime is 224205019. The next prime is 224205041. The reversal of 224205020 is 20502422.
It is a self number, because there is not a number n which added to its sum of digits gives 224205020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5849 + ... + 21968.
It is an arithmetic number, because the mean of its divisors is an integer number (10904656).
Almost surely, 2224205020 is an apocalyptic number.
224205020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
224205020 is an abundant number, since it is smaller than the sum of its proper divisors (299218468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
224205020 is a wasteful number, since it uses less digits than its factorization.
224205020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27870 (or 27868 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 17.
The square root of 224205020 is about 14973.4772180680. The cubic root of 224205020 is about 607.5030240271.
Adding to 224205020 its reverse (20502422), we get a palindrome (244707442).
The spelling of 224205020 in words is "two hundred twenty-four million, two hundred five thousand, twenty".
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