| Base | Representation |
|---|---|
| bin | 111011101101000… |
| … | …0100000111101000 |
| 3 | 12011121121021012221 |
| 4 | 1313122010013220 |
| 5 | 13100322240240 |
| 6 | 530442043424 |
| 7 | 100433643640 |
| oct | 16732040750 |
| 9 | 5147537187 |
| 10 | 2003321320 |
| 11 | 938905a60 |
| 12 | 47aaa9574 |
| 13 | 25c06b040 |
| 14 | 1500c1520 |
| 15 | bad1ba4a |
| hex | 776841e8 |
2003321320 has 128 divisors (see below), whose sum is σ = 6052112640. Its totient is φ = 576368640.
The previous prime is 2003321311. The next prime is 2003321323. The reversal of 2003321320 is 231233002.
It is a super-2 number, since 2×20033213202 = 8026592622333084800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2003321294 and 2003321303.
It is not an unprimeable number, because it can be changed into a prime (2003321323) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15024 + ... + 65056.
It is an arithmetic number, because the mean of its divisors is an integer number (47282130).
Almost surely, 22003321320 is an apocalyptic number.
2003321320 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 2003321320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3026056320).
2003321320 is an abundant number, since it is smaller than the sum of its proper divisors (4048791320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2003321320 is a wasteful number, since it uses less digits than its factorization.
2003321320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50075 (or 50071 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 2003321320 is about 44758.4776327346. The cubic root of 2003321320 is about 1260.6180976809.
Adding to 2003321320 its reverse (231233002), we get a palindrome (2234554322).
It can be divided in two parts, 2003 and 321320, that added together give a palindrome (323323).
The spelling of 2003321320 in words is "two billion, three million, three hundred twenty-one thousand, three hundred twenty".
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