Base | Representation |
---|---|
bin | 100110001111… |
… | …1110110101110 |
3 | 1101201211010100 |
4 | 1030133312232 |
5 | 20113202142 |
6 | 1553451530 |
7 | 332310534 |
oct | 114376656 |
9 | 41654110 |
10 | 20053422 |
11 | 10357484 |
12 | 6870ba6 |
13 | 420183c |
14 | 2940154 |
15 | 1b61b4c |
hex | 131fdae |
20053422 has 24 divisors (see below), whose sum is σ = 43556760. Its totient is φ = 6667920.
The previous prime is 20053403. The next prime is 20053433. The reversal of 20053422 is 22435002.
It is a super-3 number, since 3×200534223 (a number of 23 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 20053395 and 20053404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7704 + ... + 9972.
It is an arithmetic number, because the mean of its divisors is an integer number (1814865).
Almost surely, 220053422 is an apocalyptic number.
20053422 is an abundant number, since it is smaller than the sum of its proper divisors (23503338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20053422 is a wasteful number, since it uses less digits than its factorization.
20053422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2768 (or 2765 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 20053422 is about 4478.1047330316. The cubic root of 20053422 is about 271.6832294886.
Adding to 20053422 its reverse (22435002), we get a palindrome (42488424).
The spelling of 20053422 in words is "twenty million, fifty-three thousand, four hundred twenty-two".
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