Base | Representation |
---|---|
bin | 110010001110100… |
… | …101010100101001 |
3 | 2011201122202201000 |
4 | 302032211110221 |
5 | 3211211334224 |
6 | 215341345213 |
7 | 26611456521 |
oct | 6216452451 |
9 | 2151582630 |
10 | 842683689 |
11 | 3a2744801 |
12 | 1b6268209 |
13 | 105779103 |
14 | 7dcba681 |
15 | 4dea90c9 |
hex | 323a5529 |
842683689 has 16 divisors (see below), whose sum is σ = 1250607040. Its totient is φ = 560805120.
The previous prime is 842683679. The next prime is 842683739. The reversal of 842683689 is 986386248.
It is not a de Polignac number, because 842683689 - 27 = 842683561 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (842683679) 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, 11467 + ... + 42624.
It is an arithmetic number, because the mean of its divisors is an integer number (78162940).
Almost surely, 2842683689 is an apocalyptic number.
It is an amenable number.
842683689 is a deficient number, since it is larger than the sum of its proper divisors (407923351).
842683689 is a wasteful number, since it uses less digits than its factorization.
842683689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54677 (or 54671 counting only the distinct ones).
The product of its digits is 3981312, while the sum is 54.
The square root of 842683689 is about 29029.0146060799. The cubic root of 842683689 is about 944.5425551190.
The spelling of 842683689 in words is "eight hundred forty-two million, six hundred eighty-three thousand, six hundred eighty-nine".
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