Base | Representation |
---|---|
bin | 11010010000010… |
… | …10010001101010 |
3 | 120100102111200000 |
4 | 31020022101222 |
5 | 422340234200 |
6 | 33504323430 |
7 | 5313015006 |
oct | 1510122152 |
9 | 510374600 |
10 | 220243050 |
11 | 103359955 |
12 | 61913576 |
13 | 36824241 |
14 | 21371706 |
15 | 14507300 |
hex | d20a46a |
220243050 has 72 divisors (see below), whose sum is σ = 613669056. Its totient is φ = 58728240.
The previous prime is 220243043. The next prime is 220243057. The reversal of 220243050 is 50342022.
It is an interprime number because it is at equal distance from previous prime (220243043) and next prime (220243057).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (220243057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3087 + ... + 21213.
Almost surely, 2220243050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 220243050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306834528).
220243050 is an abundant number, since it is smaller than the sum of its proper divisors (393426006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220243050 is a wasteful number, since it uses less digits than its factorization.
220243050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18154 (or 18137 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 220243050 is about 14840.5879263593. The cubic root of 220243050 is about 603.9033019913.
Adding to 220243050 its reverse (50342022), we get a palindrome (270585072).
The spelling of 220243050 in words is "two hundred twenty million, two hundred forty-three thousand, fifty".
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