Base | Representation |
---|---|
bin | 1111101111010110… |
… | …00000101111111001 |
3 | 210210220120101122102 |
4 | 13313223000233321 |
5 | 114301223334110 |
6 | 3514301233145 |
7 | 416255433026 |
oct | 76753005771 |
9 | 23726511572 |
10 | 8450214905 |
11 | 3646a20590 |
12 | 1779b627b5 |
13 | a488b6882 |
14 | 5a23c054d |
15 | 346ccc5a5 |
hex | 1f7ac0bf9 |
8450214905 has 16 divisors (see below), whose sum is σ = 11712812544. Its totient is φ = 5784103680.
The previous prime is 8450214889. The next prime is 8450214917. The reversal of 8450214905 is 5094120548.
It is not a de Polignac number, because 8450214905 - 24 = 8450214889 is a prime.
It is a super-2 number, since 2×84502149052 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4517897 + ... + 4519766.
It is an arithmetic number, because the mean of its divisors is an integer number (732050784).
Almost surely, 28450214905 is an apocalyptic number.
8450214905 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
8450214905 is a deficient number, since it is larger than the sum of its proper divisors (3262597639).
8450214905 is a wasteful number, since it uses less digits than its factorization.
8450214905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9037696.
The product of its (nonzero) digits is 57600, while the sum is 38.
The square root of 8450214905 is about 91925.0504759176. The cubic root of 8450214905 is about 2036.8353232571.
The spelling of 8450214905 in words is "eight billion, four hundred fifty million, two hundred fourteen thousand, nine hundred five".
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