Base | Representation |
---|---|
bin | 1100111010110… |
… | …1110011101001 |
3 | 10202222002201201 |
4 | 3032231303221 |
5 | 102333024124 |
6 | 5213244201 |
7 | 1225413160 |
oct | 316556351 |
9 | 122862651 |
10 | 54189289 |
11 | 28652240 |
12 | 16193661 |
13 | b2c418b |
14 | 72a83d7 |
15 | 4b56144 |
hex | 33adce9 |
54189289 has 32 divisors (see below), whose sum is σ = 69995520. Its totient is φ = 40737600.
The previous prime is 54189283. The next prime is 54189293. The reversal of 54189289 is 98298145.
It is a cyclic number.
It is not a de Polignac number, because 54189289 - 25 = 54189257 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54189283) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 389782 + ... + 389920.
It is an arithmetic number, because the mean of its divisors is an integer number (2187360).
Almost surely, 254189289 is an apocalyptic number.
It is an amenable number.
54189289 is a deficient number, since it is larger than the sum of its proper divisors (15806231).
54189289 is a wasteful number, since it uses less digits than its factorization.
54189289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301.
The product of its digits is 207360, while the sum is 46.
The square root of 54189289 is about 7361.3374464156. The cubic root of 54189289 is about 378.4174465873.
The spelling of 54189289 in words is "fifty-four million, one hundred eighty-nine thousand, two hundred eighty-nine".
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