Base | Representation |
---|---|
bin | 111011111000110… |
… | …1100110101010001 |
3 | 12012001021001122010 |
4 | 1313301230311101 |
5 | 13103414024033 |
6 | 531222533133 |
7 | 100540421202 |
oct | 16761546521 |
9 | 5161231563 |
10 | 2009517393 |
11 | 941358184 |
12 | 480b971a9 |
13 | 26042a360 |
14 | 150c555a9 |
15 | bb642863 |
hex | 77c6cd51 |
2009517393 has 8 divisors (see below), whose sum is σ = 2885460928. Its totient is φ = 1236626064.
The previous prime is 2009517361. The next prime is 2009517401. The reversal of 2009517393 is 3937159002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2009517393 - 25 = 2009517361 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 51526087 = 2009517393 / (2 + 0 + 0 + 9 + 5 + 1 + 7 + 3 + 9 + 3).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2009527393) 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, 25763005 + ... + 25763082.
It is an arithmetic number, because the mean of its divisors is an integer number (360682616).
Almost surely, 22009517393 is an apocalyptic number.
It is an amenable number.
2009517393 is a deficient number, since it is larger than the sum of its proper divisors (875943535).
2009517393 is a wasteful number, since it uses less digits than its factorization.
2009517393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51526103.
The product of its (nonzero) digits is 51030, while the sum is 39.
The square root of 2009517393 is about 44827.6409484149. The cubic root of 2009517393 is about 1261.9164154178.
The spelling of 2009517393 in words is "two billion, nine million, five hundred seventeen thousand, three hundred ninety-three".
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