Base | Representation |
---|---|
bin | 11000000000110… |
… | …01010011010000 |
3 | 112001000201022200 |
4 | 30000121103100 |
5 | 403031231344 |
6 | 31553203200 |
7 | 4664062062 |
oct | 1400312320 |
9 | 461021280 |
10 | 201430224 |
11 | a377a566 |
12 | 57560500 |
13 | 329682a8 |
14 | 1ca75732 |
15 | 12a3d069 |
hex | c0194d0 |
201430224 has 60 divisors (see below), whose sum is σ = 564922176. Its totient is φ = 67000896.
The previous prime is 201430213. The next prime is 201430231. The reversal of 201430224 is 422034102.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 201430197 and 201430206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83337 + ... + 85719.
Almost surely, 2201430224 is an apocalyptic number.
201430224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
201430224 is an abundant number, since it is smaller than the sum of its proper divisors (363491952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201430224 is a wasteful number, since it uses less digits than its factorization.
201430224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2984 (or 2975 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 201430224 is about 14192.6115989976. The cubic root of 201430224 is about 586.1942380091.
Adding to 201430224 its reverse (422034102), we get a palindrome (623464326).
The spelling of 201430224 in words is "two hundred one million, four hundred thirty thousand, two hundred twenty-four".
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