Base | Representation |
---|---|
bin | 1101000110011… |
… | …01011000010110 |
3 | 21122210011001101 |
4 | 12203031120112 |
5 | 211113040032 |
6 | 14523220314 |
7 | 2503035112 |
oct | 643153026 |
9 | 248704041 |
10 | 109893142 |
11 | 57039387 |
12 | 3097769a |
13 | 199c8838 |
14 | 10848742 |
15 | 99aade7 |
hex | 68cd616 |
109893142 has 4 divisors (see below), whose sum is σ = 164839716. Its totient is φ = 54946570.
The previous prime is 109893137. The next prime is 109893163. The reversal of 109893142 is 241398901.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 27473284 + ... + 27473287.
It is an arithmetic number, because the mean of its divisors is an integer number (41209929).
Almost surely, 2109893142 is an apocalyptic number.
109893142 is a deficient number, since it is larger than the sum of its proper divisors (54946574).
109893142 is an equidigital number, since it uses as much as digits as its factorization.
109893142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54946573.
The product of its (nonzero) digits is 15552, while the sum is 37.
The square root of 109893142 is about 10482.9929886459. The cubic root of 109893142 is about 478.9867834563.
The spelling of 109893142 in words is "one hundred nine million, eight hundred ninety-three thousand, one hundred forty-two".
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