Base | Representation |
---|---|
bin | 1101000110111… |
… | …11110100101110 |
3 | 21122220222200022 |
4 | 12203133310232 |
5 | 211122444221 |
6 | 14525002142 |
7 | 2503501262 |
oct | 643376456 |
9 | 248828608 |
10 | 109968686 |
11 | 57090113 |
12 | 309b3352 |
13 | 19a24039 |
14 | 108680a2 |
15 | 99c34ab |
hex | 68dfd2e |
109968686 has 4 divisors (see below), whose sum is σ = 164953032. Its totient is φ = 54984342.
The previous prime is 109968679. The next prime is 109968689. The reversal of 109968686 is 686869901.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×1099686862 = 24186223801133192, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109968689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27492170 + ... + 27492173.
It is an arithmetic number, because the mean of its divisors is an integer number (41238258).
Almost surely, 2109968686 is an apocalyptic number.
109968686 is a deficient number, since it is larger than the sum of its proper divisors (54984346).
109968686 is an equidigital number, since it uses as much as digits as its factorization.
109968686 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54984345.
The product of its (nonzero) digits is 1119744, while the sum is 53.
The square root of 109968686 is about 10486.5955390680. The cubic root of 109968686 is about 479.0965151727.
The spelling of 109968686 in words is "one hundred nine million, nine hundred sixty-eight thousand, six hundred eighty-six".
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