Base | Representation |
---|---|
bin | 11000000111011… |
… | …01101100111101 |
3 | 112002122220201210 |
4 | 30003231230331 |
5 | 403242101341 |
6 | 32023555033 |
7 | 5004344364 |
oct | 1403555475 |
9 | 462586653 |
10 | 202300221 |
11 | a4214172 |
12 | 578bba79 |
13 | 32bb1296 |
14 | 1cc207db |
15 | 12b60c16 |
hex | c0edb3d |
202300221 has 16 divisors (see below), whose sum is σ = 285989184. Its totient is φ = 126760704.
The previous prime is 202300211. The next prime is 202300223. The reversal of 202300221 is 122003202.
It is not a de Polignac number, because 202300221 - 222 = 198105917 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 202300197 and 202300206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202300223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42466 + ... + 46988.
It is an arithmetic number, because the mean of its divisors is an integer number (17874324).
Almost surely, 2202300221 is an apocalyptic number.
It is an amenable number.
202300221 is a deficient number, since it is larger than the sum of its proper divisors (83688963).
202300221 is a wasteful number, since it uses less digits than its factorization.
202300221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5420.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 202300221 is about 14223.2282200631. The cubic root of 202300221 is about 587.0369694634.
Adding to 202300221 its reverse (122003202), we get a palindrome (324303423).
The spelling of 202300221 in words is "two hundred two million, three hundred thousand, two hundred twenty-one".
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