Base | Representation |
---|---|
bin | 101010101110… |
… | …0110000110101 |
3 | 1120011001002121 |
4 | 1111130300311 |
5 | 21213300203 |
6 | 2120035541 |
7 | 361253164 |
oct | 125346065 |
9 | 46131077 |
10 | 22400053 |
11 | 1170a545 |
12 | 7602bb1 |
13 | 4843990 |
14 | 2d913db |
15 | 1e770bd |
hex | 155cc35 |
22400053 has 8 divisors (see below), whose sum is σ = 24199448. Its totient is φ = 20611584.
The previous prime is 22400051. The next prime is 22400057. The reversal of 22400053 is 35000422.
It can be written as a sum of positive squares in 4 ways, for example, as 1542564 + 20857489 = 1242^2 + 4567^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22400053 - 21 = 22400051 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22400051) by changing a digit.
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 in 7 ways as a sum of consecutive naturals, for example, 1825 + ... + 6937.
It is an arithmetic number, because the mean of its divisors is an integer number (3024931).
Almost surely, 222400053 is an apocalyptic number.
It is an amenable number.
22400053 is a deficient number, since it is larger than the sum of its proper divisors (1799395).
22400053 is a wasteful number, since it uses less digits than its factorization.
22400053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5463.
The product of its (nonzero) digits is 240, while the sum is 16.
The square root of 22400053 is about 4732.8694256233. The cubic root of 22400053 is about 281.8921716079.
Adding to 22400053 its reverse (35000422), we get a palindrome (57400475).
The spelling of 22400053 in words is "twenty-two million, four hundred thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •