Base | Representation |
---|---|
bin | 1101000010110… |
… | …10100001010111 |
3 | 21121220020200211 |
4 | 12201122201113 |
5 | 211003011204 |
6 | 14505150251 |
7 | 2466035362 |
oct | 641324127 |
9 | 247806624 |
10 | 109422679 |
11 | 56847973 |
12 | 3078b387 |
13 | 19892662 |
14 | 107650d9 |
15 | 9916804 |
hex | 685a857 |
109422679 has 4 divisors (see below), whose sum is σ = 109446400. Its totient is φ = 109398960.
The previous prime is 109422671. The next prime is 109422689. The reversal of 109422679 is 976224901.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 976224901 = 157 ⋅6217993.
It is a cyclic number.
It is not a de Polignac number, because 109422679 - 23 = 109422671 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109422671) 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 3 ways as a sum of consecutive naturals, for example, 2454 + ... + 14995.
It is an arithmetic number, because the mean of its divisors is an integer number (27361600).
Almost surely, 2109422679 is an apocalyptic number.
109422679 is a deficient number, since it is larger than the sum of its proper divisors (23721).
109422679 is an equidigital number, since it uses as much as digits as its factorization.
109422679 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23720.
The product of its (nonzero) digits is 54432, while the sum is 40.
The square root of 109422679 is about 10460.5295755043. The cubic root of 109422679 is about 478.3022763758.
The spelling of 109422679 in words is "one hundred nine million, four hundred twenty-two thousand, six hundred seventy-nine".
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