Base | Representation |
---|---|
bin | 11010010001101… |
… | …00010011111000 |
3 | 120100202020211211 |
4 | 31020310103320 |
5 | 422411241344 |
6 | 33512132504 |
7 | 5314332661 |
oct | 1510642370 |
9 | 510666754 |
10 | 220415224 |
11 | 103467247 |
12 | 61997134 |
13 | 36884713 |
14 | 213b8368 |
15 | 1453d334 |
hex | d2344f8 |
220415224 has 8 divisors (see below), whose sum is σ = 413278560. Its totient is φ = 110207608.
The previous prime is 220415191. The next prime is 220415227. The reversal of 220415224 is 422514022.
220415224 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 220415195 and 220415204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220415227) by changing a digit.
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 as a sum of consecutive naturals, namely, 13775944 + ... + 13775959.
It is an arithmetic number, because the mean of its divisors is an integer number (51659820).
Almost surely, 2220415224 is an apocalyptic number.
It is an amenable number.
220415224 is a deficient number, since it is larger than the sum of its proper divisors (192863336).
220415224 is a wasteful number, since it uses less digits than its factorization.
220415224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27551909 (or 27551905 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 22.
The square root of 220415224 is about 14846.3875740868. The cubic root of 220415224 is about 604.0606272198.
Adding to 220415224 its reverse (422514022), we get a palindrome (642929246).
The spelling of 220415224 in words is "two hundred twenty million, four hundred fifteen thousand, two hundred twenty-four".
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