Base | Representation |
---|---|
bin | 11010110101001… |
… | …11011100010100 |
3 | 120200112022020100 |
4 | 31122213130110 |
5 | 430110043413 |
6 | 34200134100 |
7 | 5402105100 |
oct | 1532473424 |
9 | 520468210 |
10 | 225081108 |
11 | 10606384a |
12 | 63467330 |
13 | 378293b5 |
14 | 21c70900 |
15 | 14b60a73 |
hex | d6a7714 |
225081108 has 54 divisors (see below), whose sum is σ = 661850826. Its totient is φ = 64308384.
The previous prime is 225081091. The next prime is 225081113. The reversal of 225081108 is 801180522.
It can be written as a sum of positive squares in only one way, i.e., 118330884 + 106750224 = 10878^2 + 10332^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 62035 + ... + 65562.
Almost surely, 2225081108 is an apocalyptic number.
225081108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
225081108 is an abundant number, since it is smaller than the sum of its proper divisors (436769718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225081108 is a wasteful number, since it uses less digits than its factorization.
225081108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127621 (or 127609 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 27.
The square root of 225081108 is about 15002.7033563955. The cubic root of 225081108 is about 608.2932745165.
The spelling of 225081108 in words is "two hundred twenty-five million, eighty-one thousand, one hundred eight".
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