Base | Representation |
---|---|
bin | 10111110101111… |
… | …11000101000101 |
3 | 111221100200000121 |
4 | 23322333011011 |
5 | 402200341401 |
6 | 31502541541 |
7 | 4646034442 |
oct | 1372770505 |
9 | 457320017 |
10 | 200012101 |
11 | a29a1063 |
12 | 56b978b1 |
13 | 3258c973 |
14 | 1c7c69c9 |
15 | 1285cca1 |
hex | bebf145 |
200012101 has 8 divisors (see below), whose sum is σ = 207571320. Its totient is φ = 192497088.
The previous prime is 200012083. The next prime is 200012129. The reversal of 200012101 is 101210002.
It can be written as a sum of positive squares in 4 ways, for example, as 27720225 + 172291876 = 5265^2 + 13126^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 200012101 - 29 = 200011589 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200012161) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 1686 + ... + 20071.
It is an arithmetic number, because the mean of its divisors is an integer number (25946415).
Almost surely, 2200012101 is an apocalyptic number.
It is an amenable number.
200012101 is a deficient number, since it is larger than the sum of its proper divisors (7559219).
200012101 is a wasteful number, since it uses less digits than its factorization.
200012101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22103.
The product of its (nonzero) digits is 4, while the sum is 7.
The square root of 200012101 is about 14142.5634522176. The cubic root of 200012101 is about 584.8153419176.
Adding to 200012101 its reverse (101210002), we get a palindrome (301222103).
The spelling of 200012101 in words is "two hundred million, twelve thousand, one hundred one".
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