Base | Representation |
---|---|
bin | 10011000001101110… |
… | …010110110101000000 |
3 | 1221201210200202021120 |
4 | 103001232112311000 |
5 | 313320041232000 |
6 | 13215130152240 |
7 | 1322163224121 |
oct | 230156266500 |
9 | 57653622246 |
10 | 20430024000 |
11 | 8734241461 |
12 | 3b61b82680 |
13 | 1c077cc0c9 |
14 | dbb464048 |
15 | 7e88b06a0 |
hex | 4c1b96d40 |
20430024000 has 112 divisors (see below), whose sum is σ = 67460018496. Its totient is φ = 5448000000.
The previous prime is 20430023981. The next prime is 20430024001. The reversal of 20430024000 is 42003402.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20430024001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401626 + ... + 449625.
Almost surely, 220430024000 is an apocalyptic number.
20430024000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20430024000 is an abundant number, since it is smaller than the sum of its proper divisors (47029994496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20430024000 is an equidigital number, since it uses as much as digits as its factorization.
20430024000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 851281 (or 851261 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 15.
Adding to 20430024000 its reverse (42003402), we get a palindrome (20472027402).
The spelling of 20430024000 in words is "twenty billion, four hundred thirty million, twenty-four thousand".
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