Base | Representation |
---|---|
bin | 1101000101100… |
… | …10100101100001 |
3 | 21122120120111121 |
4 | 12202302211201 |
5 | 211101032033 |
6 | 14521012241 |
7 | 2502100126 |
oct | 642624541 |
9 | 248516447 |
10 | 109783393 |
11 | 56a73985 |
12 | 30924081 |
13 | 1998a8b5 |
14 | 1081a74d |
15 | 998862d |
hex | 68b2961 |
109783393 has 4 divisors (see below), whose sum is σ = 114556608. Its totient is φ = 105010180.
The previous prime is 109783381. The next prime is 109783397. The reversal of 109783393 is 393387901.
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, and also an emirpimes, since its reverse is a distinct semiprime: 393387901 = 1721 ⋅228581.
It is not a de Polignac number, because 109783393 - 25 = 109783361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (109783397) 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, 2386573 + ... + 2386618.
It is an arithmetic number, because the mean of its divisors is an integer number (28639152).
Almost surely, 2109783393 is an apocalyptic number.
It is an amenable number.
109783393 is a deficient number, since it is larger than the sum of its proper divisors (4773215).
109783393 is an equidigital number, since it uses as much as digits as its factorization.
109783393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4773214.
The product of its (nonzero) digits is 122472, while the sum is 43.
The square root of 109783393 is about 10477.7570596001. The cubic root of 109783393 is about 478.8272775064.
The spelling of 109783393 in words is "one hundred nine million, seven hundred eighty-three thousand, three hundred ninety-three".
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