Base | Representation |
---|---|
bin | 10011000001011000… |
… | …100110111111010110 |
3 | 1221201101222010000112 |
4 | 103001120212333112 |
5 | 313312111314110 |
6 | 13214404043022 |
7 | 1322063611166 |
oct | 230130467726 |
9 | 57641863015 |
10 | 20424323030 |
11 | 8730aa8211 |
12 | 3b60093472 |
13 | 1c06584257 |
14 | dba7bc5a6 |
15 | 7e8136405 |
hex | 4c1626fd6 |
20424323030 has 64 divisors (see below), whose sum is σ = 40041216000. Its totient is φ = 7472424960.
The previous prime is 20424323027. The next prime is 20424323057. The reversal of 20424323030 is 3032342402.
It is a junction number, because it is equal to n+sod(n) for n = 20424322987 and 20424323005.
It is a congruent number.
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, 2640749 + ... + 2648471.
It is an arithmetic number, because the mean of its divisors is an integer number (625644000).
Almost surely, 220424323030 is an apocalyptic number.
20424323030 is a deficient number, since it is larger than the sum of its proper divisors (19616892970).
20424323030 is a wasteful number, since it uses less digits than its factorization.
20424323030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8229.
The product of its (nonzero) digits is 3456, while the sum is 23.
Adding to 20424323030 its reverse (3032342402), we get a palindrome (23456665432).
The spelling of 20424323030 in words is "twenty billion, four hundred twenty-four million, three hundred twenty-three thousand, thirty".
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