Base | Representation |
---|---|
bin | 1101000010110… |
… | …00000111111111 |
3 | 21121212202020021 |
4 | 12201120013333 |
5 | 211002202423 |
6 | 14505033011 |
7 | 2465664640 |
oct | 641300777 |
9 | 247782207 |
10 | 109412863 |
11 | 5684055a |
12 | 30785767 |
13 | 1988b051 |
14 | 107616c7 |
15 | 991395d |
hex | 68581ff |
109412863 has 16 divisors (see below), whose sum is σ = 130890240. Its totient is φ = 89423136.
The previous prime is 109412861. The next prime is 109412869. The reversal of 109412863 is 368214901.
It is a cyclic number.
It is not a de Polignac number, because 109412863 - 21 = 109412861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109412861) 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, 61756 + ... + 63502.
It is an arithmetic number, because the mean of its divisors is an integer number (8180640).
Almost surely, 2109412863 is an apocalyptic number.
109412863 is a deficient number, since it is larger than the sum of its proper divisors (21477377).
109412863 is a wasteful number, since it uses less digits than its factorization.
109412863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2166.
The product of its (nonzero) digits is 10368, while the sum is 34.
The square root of 109412863 is about 10460.0603726747. The cubic root of 109412863 is about 478.2879735653.
The spelling of 109412863 in words is "one hundred nine million, four hundred twelve thousand, eight hundred sixty-three".
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