Base | Representation |
---|---|
bin | 1101000001110… |
… | …00101100101001 |
3 | 21121122012122122 |
4 | 12200320230221 |
5 | 210434043022 |
6 | 14502201025 |
7 | 2464620434 |
oct | 640705451 |
9 | 247565578 |
10 | 109284137 |
11 | 56762876 |
12 | 30723175 |
13 | 19844591 |
14 | 1072a81b |
15 | 98da742 |
hex | 6838b29 |
109284137 has 4 divisors (see below), whose sum is σ = 109384320. Its totient is φ = 109183956.
The previous prime is 109284053. The next prime is 109284157. The reversal of 109284137 is 731482901.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 109284137 - 216 = 109218601 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 109284097 and 109284106.
It is not an unprimeable number, because it can be changed into a prime (109284157) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48437 + ... + 50642.
It is an arithmetic number, because the mean of its divisors is an integer number (27346080).
Almost surely, 2109284137 is an apocalyptic number.
It is an amenable number.
109284137 is a deficient number, since it is larger than the sum of its proper divisors (100183).
109284137 is an equidigital number, since it uses as much as digits as its factorization.
109284137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100182.
The product of its (nonzero) digits is 12096, while the sum is 35.
The square root of 109284137 is about 10453.9053468070. The cubic root of 109284137 is about 478.1003287824.
The spelling of 109284137 in words is "one hundred nine million, two hundred eighty-four thousand, one hundred thirty-seven".
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