Base | Representation |
---|---|
bin | 111011110001001… |
… | …1111111010110100 |
3 | 12011202202121011120 |
4 | 1313202133322310 |
5 | 13101404013330 |
6 | 531001303540 |
7 | 100461513030 |
oct | 16742377264 |
9 | 5152677146 |
10 | 2005532340 |
11 | 93a086149 |
12 | 47b794bb0 |
13 | 25c663536 |
14 | 1504d91c0 |
15 | bb106c10 |
hex | 7789feb4 |
2005532340 has 48 divisors (see below), whose sum is σ = 6417704832. Its totient is φ = 458407296.
The previous prime is 2005532303. The next prime is 2005532363. The reversal of 2005532340 is 432355002.
It is a self number, because there is not a number n which added to its sum of digits gives 2005532340.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2387119 + ... + 2387958.
It is an arithmetic number, because the mean of its divisors is an integer number (133702184).
Almost surely, 22005532340 is an apocalyptic number.
2005532340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2005532340 is an abundant number, since it is smaller than the sum of its proper divisors (4412172492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2005532340 is a wasteful number, since it uses less digits than its factorization.
2005532340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4775096 (or 4775094 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 24.
The square root of 2005532340 is about 44783.1702763438. The cubic root of 2005532340 is about 1261.0816989711.
Adding to 2005532340 its reverse (432355002), we get a palindrome (2437887342).
The spelling of 2005532340 in words is "two billion, five million, five hundred thirty-two thousand, three hundred forty".
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