Base | Representation |
---|---|
bin | 10010101000000111… |
… | …001101111000001000 |
3 | 1220121212011012110221 |
4 | 102220013031320020 |
5 | 311430041131240 |
6 | 13104340315424 |
7 | 1305425012452 |
oct | 225007157010 |
9 | 56555135427 |
10 | 20000333320 |
11 | 85337374a0 |
12 | 3a620a2b74 |
13 | 1b69793576 |
14 | d7a3712d2 |
15 | 7c0cd4a4a |
hex | 4a81cde08 |
20000333320 has 32 divisors (see below), whose sum is σ = 49091728320. Its totient is φ = 7272848320.
The previous prime is 20000333303. The next prime is 20000333323. The reversal of 20000333320 is 2333300002.
It is a happy number.
It is a super-2 number, since 2×200003333202 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20000333294 and 20000333303.
It is not an unprimeable number, because it can be changed into a prime (20000333323) 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, 22727212 + ... + 22728091.
It is an arithmetic number, because the mean of its divisors is an integer number (1534116510).
Almost surely, 220000333320 is an apocalyptic number.
20000333320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20000333320 is an abundant number, since it is smaller than the sum of its proper divisors (29091395000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000333320 is a wasteful number, since it uses less digits than its factorization.
20000333320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45455325 (or 45455321 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 16.
Adding to 20000333320 its reverse (2333300002), we get a palindrome (22333633322).
The spelling of 20000333320 in words is "twenty billion, three hundred thirty-three thousand, three hundred twenty".
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