Base | Representation |
---|---|
bin | 11010010000000… |
… | …00100110100110 |
3 | 120100100111022121 |
4 | 31020000212212 |
5 | 422333002210 |
6 | 33503420154 |
7 | 5312461336 |
oct | 1510004646 |
9 | 510314277 |
10 | 220203430 |
11 | 103332107 |
12 | 618b465a |
13 | 3680c1b5 |
14 | 213610c6 |
15 | 144ea6da |
hex | d2009a6 |
220203430 has 16 divisors (see below), whose sum is σ = 405584784. Its totient is φ = 86032800.
The previous prime is 220203427. The next prime is 220203457. The reversal of 220203430 is 34302022.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255621 + ... + 256480.
It is an arithmetic number, because the mean of its divisors is an integer number (25349049).
Almost surely, 2220203430 is an apocalyptic number.
220203430 is a deficient number, since it is larger than the sum of its proper divisors (185381354).
220203430 is a wasteful number, since it uses less digits than its factorization.
220203430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 512151.
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 220203430 is about 14839.2530135449. The cubic root of 220203430 is about 603.8670873280.
Adding to 220203430 its reverse (34302022), we get a palindrome (254505452).
The spelling of 220203430 in words is "two hundred twenty million, two hundred three thousand, four hundred thirty".
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