Base | Representation |
---|---|
bin | 10111111101101… |
… | …01101100000101 |
3 | 112000020222122011 |
4 | 23332311230011 |
5 | 402430202323 |
6 | 31540334221 |
7 | 4660442410 |
oct | 1376655405 |
9 | 460228564 |
10 | 201022213 |
11 | a3520a67 |
12 | 573a4371 |
13 | 32854672 |
14 | 1c9aab77 |
15 | 129ac20d |
hex | bfb5b05 |
201022213 has 8 divisors (see below), whose sum is σ = 229826432. Its totient is φ = 172239696.
The previous prime is 201022207. The next prime is 201022271. The reversal of 201022213 is 312220102.
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 201022213 - 25 = 201022181 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 201022193 and 201022202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201022013) 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, 29056 + ... + 35302.
It is an arithmetic number, because the mean of its divisors is an integer number (28728304).
Almost surely, 2201022213 is an apocalyptic number.
It is an amenable number.
201022213 is a deficient number, since it is larger than the sum of its proper divisors (28804219).
201022213 is an equidigital number, since it uses as much as digits as its factorization.
201022213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10851.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 201022213 is about 14178.2302492236. The cubic root of 201022213 is about 585.7981780036.
Adding to 201022213 its reverse (312220102), we get a palindrome (513242315).
The spelling of 201022213 in words is "two hundred one million, twenty-two thousand, two hundred thirteen".
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