Base | Representation |
---|---|
bin | 111011110000010… |
… | …1000010100010100 |
3 | 12011201211201011120 |
4 | 1313200220110110 |
5 | 13101242324302 |
6 | 530543003540 |
7 | 100454402550 |
oct | 16740502424 |
9 | 5151751146 |
10 | 2005042452 |
11 | 939881086 |
12 | 47b5995b0 |
13 | 25c52156a |
14 | 15040c860 |
15 | bb05b9bc |
hex | 77828514 |
2005042452 has 24 divisors (see below), whose sum is σ = 5346780096. Its totient is φ = 572869248.
The previous prime is 2005042451. The next prime is 2005042499. The reversal of 2005042452 is 2542405002.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2005042451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11934693 + ... + 11934860.
It is an arithmetic number, because the mean of its divisors is an integer number (222782504).
Almost surely, 22005042452 is an apocalyptic number.
It is an amenable number.
2005042452 is an abundant number, since it is smaller than the sum of its proper divisors (3341737644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2005042452 is a wasteful number, since it uses less digits than its factorization.
2005042452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23869567 (or 23869565 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 24.
The square root of 2005042452 is about 44777.7003875813. The cubic root of 2005042452 is about 1260.9790098433.
Adding to 2005042452 its reverse (2542405002), we get a palindrome (4547447454).
The spelling of 2005042452 in words is "two billion, five million, forty-two thousand, four hundred fifty-two".
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