Base | Representation |
---|---|
bin | 10010101000000110… |
… | …110100101100111000 |
3 | 1220121211221222000200 |
4 | 102220012310230320 |
5 | 311430024331300 |
6 | 13104334202200 |
7 | 1305424103016 |
oct | 225006645470 |
9 | 56554858020 |
10 | 20000230200 |
11 | 8533676a75 |
12 | 3a62053360 |
13 | 1b69758652 |
14 | d7a3458b6 |
15 | 7c0cb4200 |
hex | 4a81b4b38 |
20000230200 has 144 divisors (see below), whose sum is σ = 67210002600. Its totient is φ = 5330016000.
The previous prime is 20000230199. The next prime is 20000230223. The reversal of 20000230200 is 203200002.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4297875 + ... + 4302525.
Almost surely, 220000230200 is an apocalyptic number.
20000230200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20000230200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33605001300).
20000230200 is an abundant number, since it is smaller than the sum of its proper divisors (47209772400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000230200 is a wasteful number, since it uses less digits than its factorization.
20000230200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7062 (or 7050 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 9.
Adding to 20000230200 its reverse (203200002), we get a palindrome (20203430202).
The spelling of 20000230200 in words is "twenty billion, two hundred thirty thousand, two hundred".
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