Base | Representation |
---|---|
bin | 1101000110001… |
… | …11100010011100 |
3 | 21122201221020002 |
4 | 12203013202130 |
5 | 211111303322 |
6 | 14522513432 |
7 | 2502605255 |
oct | 643074234 |
9 | 248657202 |
10 | 109869212 |
11 | 57022402 |
12 | 30965878 |
13 | 199ba98b |
14 | 1083db2c |
15 | 99a3c92 |
hex | 68c789c |
109869212 has 24 divisors (see below), whose sum is σ = 196523712. Its totient is φ = 53726400.
The previous prime is 109869211. The next prime is 109869223. The reversal of 109869212 is 212968901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109869211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88637 + ... + 89867.
It is an arithmetic number, because the mean of its divisors is an integer number (8188488).
Almost surely, 2109869212 is an apocalyptic number.
It is an amenable number.
109869212 is a deficient number, since it is larger than the sum of its proper divisors (86654500).
109869212 is a wasteful number, since it uses less digits than its factorization.
109869212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1709 (or 1707 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 38.
The square root of 109869212 is about 10481.8515539956. The cubic root of 109869212 is about 478.9520133587.
The spelling of 109869212 in words is "one hundred nine million, eight hundred sixty-nine thousand, two hundred twelve".
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