Base | Representation |
---|---|
bin | 11001100101010… |
… | …01100000100001 |
3 | 112221211000002020 |
4 | 30302221200201 |
5 | 414414310214 |
6 | 33143412053 |
7 | 5214050040 |
oct | 1462514041 |
9 | 487730066 |
10 | 214603809 |
11 | 100158022 |
12 | 5ba54029 |
13 | 355cb504 |
14 | 20704557 |
15 | 13c914a9 |
hex | cca9821 |
214603809 has 8 divisors (see below), whose sum is σ = 327015360. Its totient is φ = 122630736.
The previous prime is 214603769. The next prime is 214603813. The reversal of 214603809 is 908306412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 214603809 - 215 = 214571041 is a prime.
It is a nialpdrome in base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 214603809.
It is not an unprimeable number, because it can be changed into a prime (214603849) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5109594 + ... + 5109635.
It is an arithmetic number, because the mean of its divisors is an integer number (40876920).
Almost surely, 2214603809 is an apocalyptic number.
It is an amenable number.
214603809 is a deficient number, since it is larger than the sum of its proper divisors (112411551).
214603809 is a wasteful number, since it uses less digits than its factorization.
214603809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10219239.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 214603809 is about 14649.3620680219. The cubic root of 214603809 is about 598.7044350883.
The spelling of 214603809 in words is "two hundred fourteen million, six hundred three thousand, eight hundred nine".
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