Base | Representation |
---|---|
bin | 110010111010000… |
… | …000110111010001 |
3 | 2012112002011222200 |
4 | 302322000313101 |
5 | 3222120144224 |
6 | 220425353413 |
7 | 30110315115 |
oct | 6272006721 |
9 | 2175064880 |
10 | 854068689 |
11 | 3a91104a1 |
12 | 1ba038869 |
13 | 107c341b6 |
14 | 81601745 |
15 | 4eea75c9 |
hex | 32e80dd1 |
854068689 has 6 divisors (see below), whose sum is σ = 1233654786. Its totient is φ = 569379120.
The previous prime is 854068679. The next prime is 854068697. The reversal of 854068689 is 986860458.
It is a happy number.
854068689 is a `hidden beast` number, since 85 + 406 + 86 + 89 = 666.
It can be written as a sum of positive squares in only one way, i.e., 853633089 + 435600 = 29217^2 + 660^2 .
It is not a de Polignac number, because 854068689 - 211 = 854066641 is a prime.
It is not an unprimeable number, because it can be changed into a prime (854068619) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47448252 + ... + 47448269.
It is an arithmetic number, because the mean of its divisors is an integer number (205609131).
Almost surely, 2854068689 is an apocalyptic number.
It is an amenable number.
854068689 is a deficient number, since it is larger than the sum of its proper divisors (379586097).
854068689 is a wasteful number, since it uses less digits than its factorization.
854068689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94896527 (or 94896524 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 54.
The square root of 854068689 is about 29224.4536133697. The cubic root of 854068689 is about 948.7772593937. Note that the first 3 decimals are identical.
The spelling of 854068689 in words is "eight hundred fifty-four million, sixty-eight thousand, six hundred eighty-nine".
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