Base | Representation |
---|---|
bin | 1000011011100110010… |
… | …10110100100000110110 |
3 | 1000200202100022001212000 |
4 | 10031303022310200312 |
5 | 14221243411301311 |
6 | 341030053440130 |
7 | 26633625041136 |
oct | 4156312644066 |
9 | 1020670261760 |
10 | 289695025206 |
11 | 10194a320204 |
12 | 4818a340046 |
13 | 21419bc11a2 |
14 | 100426b2ac6 |
15 | 7807b5d056 |
hex | 43732b4836 |
289695025206 has 32 divisors (see below), whose sum is σ = 644624025600. Its totient is φ = 96436413000.
The previous prime is 289695025201. The next prime is 289695025223. The reversal of 289695025206 is 602520596982.
289695025206 is a `hidden beast` number, since 2 + 8 + 9 + 69 + 50 + 2 + 520 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289695025201) 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, 3531166 + ... + 3612273.
It is an arithmetic number, because the mean of its divisors is an integer number (20144500800).
Almost surely, 2289695025206 is an apocalyptic number.
289695025206 is an abundant number, since it is smaller than the sum of its proper divisors (354929000394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289695025206 is a wasteful number, since it uses less digits than its factorization.
289695025206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7144201 (or 7144195 counting only the distinct ones).
The product of its (nonzero) digits is 4665600, while the sum is 54.
The spelling of 289695025206 in words is "two hundred eighty-nine billion, six hundred ninety-five million, twenty-five thousand, two hundred six".
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