Base | Representation |
---|---|
bin | 111011010000000… |
… | …100100101001001 |
3 | 2120021111221001022 |
4 | 323100010211021 |
5 | 4013440200214 |
6 | 242350202225 |
7 | 33430305536 |
oct | 7320044511 |
9 | 2507457038 |
10 | 994068809 |
11 | 470142678 |
12 | 238ab3375 |
13 | 12ac415c6 |
14 | 96045d8d |
15 | 5c40dd8e |
hex | 3b404949 |
994068809 has 16 divisors (see below), whose sum is σ = 1094446080. Its totient is φ = 898690320.
The previous prime is 994068793. The next prime is 994068811. The reversal of 994068809 is 908860499.
It is a cyclic number.
It is not a de Polignac number, because 994068809 - 24 = 994068793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (994068209) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201644 + ... + 206514.
It is an arithmetic number, because the mean of its divisors is an integer number (68402880).
Almost surely, 2994068809 is an apocalyptic number.
It is an amenable number.
994068809 is a deficient number, since it is larger than the sum of its proper divisors (100377271).
994068809 is a wasteful number, since it uses less digits than its factorization.
994068809 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5380.
The product of its (nonzero) digits is 1119744, while the sum is 53.
The square root of 994068809 is about 31528.8567664608. The cubic root of 994068809 is about 998.0190146216.
The spelling of 994068809 in words is "nine hundred ninety-four million, sixty-eight thousand, eight hundred nine".
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