Base | Representation |
---|---|
bin | 11010010000111… |
… | …11110011000000 |
3 | 120100120222120211 |
4 | 31020133303000 |
5 | 422401044300 |
6 | 33510243504 |
7 | 5313533005 |
oct | 1510376300 |
9 | 510528524 |
10 | 220331200 |
11 | 10340a101 |
12 | 61956594 |
13 | 368553bb |
14 | 213958ac |
15 | 145234ba |
hex | d21fcc0 |
220331200 has 42 divisors (see below), whose sum is σ = 542156396. Its totient is φ = 88131840.
The previous prime is 220331173. The next prime is 220331227. The reversal of 220331200 is 2133022.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (220331173) and next prime (220331227).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67254 + ... + 70453.
Almost surely, 2220331200 is an apocalyptic number.
220331200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
220331200 is an abundant number, since it is smaller than the sum of its proper divisors (321825196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220331200 is a wasteful number, since it uses less digits than its factorization.
220331200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137729 (or 137714 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 220331200 is about 14843.5575250679. The cubic root of 220331200 is about 603.9838599257.
Adding to 220331200 its reverse (2133022), we get a palindrome (222464222).
The spelling of 220331200 in words is "two hundred twenty million, three hundred thirty-one thousand, two hundred".
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