Base | Representation |
---|---|
bin | 100110001111… |
… | …1101100101111 |
3 | 1101201210020200 |
4 | 1030133230233 |
5 | 20113142113 |
6 | 1553444543 |
7 | 332305632 |
oct | 114375457 |
9 | 41653220 |
10 | 20052783 |
11 | 10356a53 |
12 | 6870753 |
13 | 420146a |
14 | 293dc19 |
15 | 1b61873 |
hex | 131fb2f |
20052783 has 12 divisors (see below), whose sum is σ = 29053128. Its totient is φ = 13327920.
The previous prime is 20052751. The next prime is 20052787. The reversal of 20052783 is 38725002.
It is not a de Polignac number, because 20052783 - 25 = 20052751 is a prime.
It is a super-2 number, since 2×200527832 = 804228212090178, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20052787) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88 + ... + 6333.
It is an arithmetic number, because the mean of its divisors is an integer number (2421094).
Almost surely, 220052783 is an apocalyptic number.
20052783 is a deficient number, since it is larger than the sum of its proper divisors (9000345).
20052783 is a wasteful number, since it uses less digits than its factorization.
20052783 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6774 (or 6771 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 20052783 is about 4478.0333853155. The cubic root of 20052783 is about 271.6803437396.
Adding to 20052783 its reverse (38725002), we get a palindrome (58777785).
The spelling of 20052783 in words is "twenty million, fifty-two thousand, seven hundred eighty-three".
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