Base | Representation |
---|---|
bin | 10001010010000… |
… | …101101000100010 |
3 | 202012121012120120 |
4 | 101102011220202 |
5 | 1043212014323 |
6 | 44434421110 |
7 | 10120366632 |
oct | 2122055042 |
9 | 665535516 |
10 | 289954338 |
11 | 139742a93 |
12 | 81131796 |
13 | 480c151b |
14 | 2a71a6c2 |
15 | 1a6c75e3 |
hex | 11485a22 |
289954338 has 16 divisors (see below), whose sum is σ = 581023776. Its totient is φ = 96465600.
The previous prime is 289954333. The next prime is 289954349. The reversal of 289954338 is 833459982.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (289954331) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43063 + ... + 49338.
It is an arithmetic number, because the mean of its divisors is an integer number (36313986).
Almost surely, 2289954338 is an apocalyptic number.
289954338 is an abundant number, since it is smaller than the sum of its proper divisors (291069438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289954338 is a wasteful number, since it uses less digits than its factorization.
289954338 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92929.
The product of its digits is 1866240, while the sum is 51.
The square root of 289954338 is about 17028.0456306647. The cubic root of 289954338 is about 661.8758525635.
It can be divided in two parts, 28995 and 4338, that added together give a palindrome (33333).
The spelling of 289954338 in words is "two hundred eighty-nine million, nine hundred fifty-four thousand, three hundred thirty-eight".
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