Base | Representation |
---|---|
bin | 10011100101000001… |
… | …010101000110001010 |
3 | 2000021001222102022111 |
4 | 103211001111012022 |
5 | 321023140401302 |
6 | 13354002412534 |
7 | 1342643516263 |
oct | 234501250612 |
9 | 60231872274 |
10 | 21022200202 |
11 | 8a08536183 |
12 | 40a836114a |
13 | 1ca03b8823 |
14 | 1035d7196a |
15 | 8308850d7 |
hex | 4e505518a |
21022200202 has 8 divisors (see below), whose sum is σ = 32067763200. Its totient is φ = 10332945804.
The previous prime is 21022200131. The next prime is 21022200223. The reversal of 21022200202 is 20200222012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89077002 + ... + 89077237.
It is an arithmetic number, because the mean of its divisors is an integer number (4008470400).
Almost surely, 221022200202 is an apocalyptic number.
21022200202 is a deficient number, since it is larger than the sum of its proper divisors (11045562998).
21022200202 is a wasteful number, since it uses less digits than its factorization.
21022200202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178154300.
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 21022200202 its reverse (20200222012), we get a palindrome (41222422214).
The spelling of 21022200202 in words is "twenty-one billion, twenty-two million, two hundred thousand, two hundred two".
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