Base | Representation |
---|---|
bin | 10001001111010… |
… | …100000111110111 |
3 | 202011020021012120 |
4 | 101033110013313 |
5 | 1043020233010 |
6 | 44411051023 |
7 | 10111251102 |
oct | 2117240767 |
9 | 664207176 |
10 | 289227255 |
11 | 139296799 |
12 | 80a40a73 |
13 | 47bc85b5 |
14 | 2a5ab739 |
15 | 1a5d1e70 |
hex | 113d41f7 |
289227255 has 8 divisors (see below), whose sum is σ = 462763632. Its totient is φ = 154254528.
The previous prime is 289227247. The next prime is 289227259. The reversal of 289227255 is 552722982.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 289227255 - 23 = 289227247 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289227259) 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, 9640894 + ... + 9640923.
It is an arithmetic number, because the mean of its divisors is an integer number (57845454).
Almost surely, 2289227255 is an apocalyptic number.
289227255 is a deficient number, since it is larger than the sum of its proper divisors (173536377).
289227255 is a wasteful number, since it uses less digits than its factorization.
289227255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19281825.
The product of its digits is 201600, while the sum is 42.
The square root of 289227255 is about 17006.6826571204. The cubic root of 289227255 is about 661.3221544733.
The spelling of 289227255 in words is "two hundred eighty-nine million, two hundred twenty-seven thousand, two hundred fifty-five".
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