Base | Representation |
---|---|
bin | 100101001101000111101 |
3 | 2021221100002 |
4 | 10221220331 |
5 | 303003013 |
6 | 42044045 |
7 | 13235216 |
oct | 4515075 |
9 | 2257302 |
10 | 1219133 |
11 | 762a53 |
12 | 4a9625 |
13 | 338ba6 |
14 | 23a40d |
15 | 191358 |
hex | 129a3d |
1219133 has 4 divisors (see below), whose sum is σ = 1245120. Its totient is φ = 1193148.
The previous prime is 1219129. The next prime is 1219147. The reversal of 1219133 is 3319121.
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 1219133 - 22 = 1219129 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 (1219123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12923 + ... + 13016.
It is an arithmetic number, because the mean of its divisors is an integer number (311280).
21219133 is an apocalyptic number.
It is an amenable number.
1219133 is a deficient number, since it is larger than the sum of its proper divisors (25987).
1219133 is an equidigital number, since it uses as much as digits as its factorization.
1219133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25986.
The product of its digits is 162, while the sum is 20.
The square root of 1219133 is about 1104.1435595066. The cubic root of 1219133 is about 106.8276551237.
The spelling of 1219133 in words is "one million, two hundred nineteen thousand, one hundred thirty-three".
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