Base | Representation |
---|---|
bin | 11010101000100… |
… | …11000000010010 |
3 | 120120102010211121 |
4 | 31110103000102 |
5 | 424144041110 |
6 | 34100432454 |
7 | 5352035320 |
oct | 1524230022 |
9 | 516363747 |
10 | 223424530 |
11 | 10513217a |
12 | 629a872a |
13 | 37399384 |
14 | 2195cd10 |
15 | 14934cda |
hex | d513012 |
223424530 has 64 divisors (see below), whose sum is σ = 486425088. Its totient is φ = 72230400.
The previous prime is 223424503. The next prime is 223424543. The reversal of 223424530 is 35424322.
It is a junction number, because it is equal to n+sod(n) for n = 223424495 and 223424504.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116580 + ... + 118480.
It is an arithmetic number, because the mean of its divisors is an integer number (7600392).
Almost surely, 2223424530 is an apocalyptic number.
223424530 is an abundant number, since it is smaller than the sum of its proper divisors (263000558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223424530 is a wasteful number, since it uses less digits than its factorization.
223424530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2011.
The product of its (nonzero) digits is 5760, while the sum is 25.
The square root of 223424530 is about 14947.3920802259. The cubic root of 223424530 is about 606.7972692428.
Adding to 223424530 its reverse (35424322), we get a palindrome (258848852).
The spelling of 223424530 in words is "two hundred twenty-three million, four hundred twenty-four thousand, five hundred thirty".
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