Base | Representation |
---|---|
bin | 101010010100… |
… | …1101100000101 |
3 | 1112202102010110 |
4 | 1110221230011 |
5 | 21140101403 |
6 | 2111343233 |
7 | 356422236 |
oct | 124515405 |
9 | 45672113 |
10 | 22190853 |
11 | 11587353 |
12 | 7521b19 |
13 | 479c6a9 |
14 | 2d3908d |
15 | 1e35103 |
hex | 1529b05 |
22190853 has 4 divisors (see below), whose sum is σ = 29587808. Its totient is φ = 14793900.
The previous prime is 22190821. The next prime is 22190893. The reversal of 22190853 is 35809122.
It is a happy number.
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 not a de Polignac number, because 22190853 - 25 = 22190821 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22190853.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22190813) 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, 3698473 + ... + 3698478.
It is an arithmetic number, because the mean of its divisors is an integer number (7396952).
Almost surely, 222190853 is an apocalyptic number.
It is an amenable number.
22190853 is a deficient number, since it is larger than the sum of its proper divisors (7396955).
22190853 is an equidigital number, since it uses as much as digits as its factorization.
22190853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7396954.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 22190853 is about 4710.7168244334. The cubic root of 22190853 is about 281.0118703377.
Adding to 22190853 its reverse (35809122), we get a palindrome (57999975).
The spelling of 22190853 in words is "twenty-two million, one hundred ninety thousand, eight hundred fifty-three".
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