Base | Representation |
---|---|
bin | 1000000011110111… |
… | …1011101101100001 |
3 | 12120210102022111002 |
4 | 2000331323231201 |
5 | 13412403002014 |
6 | 554412001345 |
7 | 104422210454 |
oct | 20075735541 |
9 | 5523368432 |
10 | 2163719009 |
11 | a103aa131 |
12 | 504760255 |
13 | 28636a80a |
14 | 16751549b |
15 | c9e51dde |
hex | 80f7bb61 |
2163719009 has 8 divisors (see below), whose sum is σ = 2181310560. Its totient is φ = 2146144000.
The previous prime is 2163719003. The next prime is 2163719017. The reversal of 2163719009 is 9009173612.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2163719009 - 212 = 2163714913 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2163719003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502337 + ... + 506625.
It is an arithmetic number, because the mean of its divisors is an integer number (272663820).
Almost surely, 22163719009 is an apocalyptic number.
It is an amenable number.
2163719009 is a deficient number, since it is larger than the sum of its proper divisors (17591551).
2163719009 is a wasteful number, since it uses less digits than its factorization.
2163719009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8271.
The product of its (nonzero) digits is 20412, while the sum is 38.
The square root of 2163719009 is about 46515.7931137372. The cubic root of 2163719009 is about 1293.4022740128.
The spelling of 2163719009 in words is "two billion, one hundred sixty-three million, seven hundred nineteen thousand, nine".
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