Base | Representation |
---|---|
bin | 10111110110111… |
… | …11010111000000 |
3 | 111221121101101121 |
4 | 23323133113000 |
5 | 402214104240 |
6 | 31505442024 |
7 | 4650125065 |
oct | 1373372700 |
9 | 457541347 |
10 | 200144320 |
11 | a2a81432 |
12 | 57040314 |
13 | 32607bbc |
14 | 1c81cc6c |
15 | 1288704a |
hex | bedf5c0 |
200144320 has 28 divisors (see below), whose sum is σ = 476594424. Its totient is φ = 80057600.
The previous prime is 200144303. The next prime is 200144333. The reversal of 200144320 is 23441002.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 200144294 and 200144303.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312406 + ... + 313045.
Almost surely, 2200144320 is an apocalyptic number.
200144320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200144320 is an abundant number, since it is smaller than the sum of its proper divisors (276450104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200144320 is an equidigital number, since it uses as much as digits as its factorization.
200144320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 625468 (or 625458 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 200144320 is about 14147.2371861081. The cubic root of 200144320 is about 584.9441785682.
Adding to 200144320 its reverse (23441002), we get a palindrome (223585322).
The spelling of 200144320 in words is "two hundred million, one hundred forty-four thousand, three hundred twenty".
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