Base | Representation |
---|---|
bin | 100100011011100… |
… | …1100110101001000 |
3 | 10011012012212202002 |
4 | 1020313030311020 |
5 | 10000420230044 |
6 | 321144530132 |
7 | 42202324634 |
oct | 11067146510 |
9 | 3135185662 |
10 | 1222430024 |
11 | 578036852 |
12 | 2a1480948 |
13 | 16634899a |
14 | b84cbdc4 |
15 | 724bb74e |
hex | 48dccd48 |
1222430024 has 16 divisors (see below), whose sum is σ = 2298307200. Its totient is φ = 609548112.
The previous prime is 1222430021. The next prime is 1222430029. The reversal of 1222430024 is 4200342221.
It is a junction number, because it is equal to n+sod(n) for n = 1222429978 and 1222430005.
It is not an unprimeable number, because it can be changed into a prime (1222430021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205244 + ... + 211115.
It is an arithmetic number, because the mean of its divisors is an integer number (143644200).
Almost surely, 21222430024 is an apocalyptic number.
It is an amenable number.
1222430024 is a deficient number, since it is larger than the sum of its proper divisors (1075877176).
1222430024 is a wasteful number, since it uses less digits than its factorization.
1222430024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 416732 (or 416728 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 1222430024 is about 34963.2667810089. The cubic root of 1222430024 is about 1069.2387003227.
Adding to 1222430024 its reverse (4200342221), we get a palindrome (5422772245).
The spelling of 1222430024 in words is "one billion, two hundred twenty-two million, four hundred thirty thousand, twenty-four".
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