Base | Representation |
---|---|
bin | 100100011111010… |
… | …0001101101000010 |
3 | 10011022211110011221 |
4 | 1020332201231002 |
5 | 10001413204110 |
6 | 321254025254 |
7 | 42224544034 |
oct | 11076415502 |
9 | 3138743157 |
10 | 1224350530 |
11 | 579128747 |
12 | 2a204822a |
13 | 16686bb90 |
14 | b886bc54 |
15 | 7274a7da |
hex | 48fa1b42 |
1224350530 has 16 divisors (see below), whose sum is σ = 2373356664. Its totient is φ = 452067840.
The previous prime is 1224350471. The next prime is 1224350537. The reversal of 1224350530 is 350534221.
It can be written as a sum of positive squares in 4 ways, for example, as 452455441 + 771895089 = 21271^2 + 27783^2 .
It is a super-2 number, since 2×12243505302 = 2998068440622561800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1224350495 and 1224350504.
It is not an unprimeable number, because it can be changed into a prime (1224350537) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4708911 + ... + 4709170.
Almost surely, 21224350530 is an apocalyptic number.
1224350530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1224350530 is a deficient number, since it is larger than the sum of its proper divisors (1149006134).
1224350530 is a wasteful number, since it uses less digits than its factorization.
1224350530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9418101.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 1224350530 is about 34990.7206270463. The cubic root of 1224350530 is about 1069.7983519619.
Adding to 1224350530 its reverse (350534221), we get a palindrome (1574884751).
The spelling of 1224350530 in words is "one billion, two hundred twenty-four million, three hundred fifty thousand, five hundred thirty".
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