Base | Representation |
---|---|
bin | 1110111010110010… |
… | …01000101101001001 |
3 | 202200011221200022020 |
4 | 13131121020231021 |
5 | 112400341240124 |
6 | 3402431315053 |
7 | 402323051634 |
oct | 73531105511 |
9 | 22604850266 |
10 | 8009321289 |
11 | 34400646a2 |
12 | 167637ba89 |
13 | 9a8457a88 |
14 | 55da12c1b |
15 | 31d23c379 |
hex | 1dd648b49 |
8009321289 has 16 divisors (see below), whose sum is σ = 10860209664. Its totient is φ = 5249088000.
The previous prime is 8009321279. The next prime is 8009321323. The reversal of 8009321289 is 9821239008.
It is not a de Polignac number, because 8009321289 - 29 = 8009320777 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 8009321289.
It is not an unprimeable number, because it can be changed into a prime (8009321249) 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 15 ways as a sum of consecutive naturals, for example, 345817 + ... + 368249.
It is an arithmetic number, because the mean of its divisors is an integer number (678763104).
Almost surely, 28009321289 is an apocalyptic number.
It is an amenable number.
8009321289 is a deficient number, since it is larger than the sum of its proper divisors (2850888375).
8009321289 is a wasteful number, since it uses less digits than its factorization.
8009321289 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24448.
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 8009321289 is about 89494.8115199982. The cubic root of 8009321289 is about 2000.7764725895.
The spelling of 8009321289 in words is "eight billion, nine million, three hundred twenty-one thousand, two hundred eighty-nine".
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