Base | Representation |
---|---|
bin | 100110001111… |
… | …1110000111011 |
3 | 1101201210121121 |
4 | 1030133300323 |
5 | 20113144201 |
6 | 1553450111 |
7 | 332306464 |
oct | 114376073 |
9 | 41653547 |
10 | 20053051 |
11 | 10357177 |
12 | 6870937 |
13 | 4201615 |
14 | 293dd6b |
15 | 1b619a1 |
hex | 131fc3b |
20053051 has 4 divisors (see below), whose sum is σ = 20064600. Its totient is φ = 20041504.
The previous prime is 20053043. The next prime is 20053091. The reversal of 20053051 is 15035002.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 20053051 - 23 = 20053043 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20053021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2581 + ... + 6838.
It is an arithmetic number, because the mean of its divisors is an integer number (5016150).
Almost surely, 220053051 is an apocalyptic number.
20053051 is a deficient number, since it is larger than the sum of its proper divisors (11549).
20053051 is an equidigital number, since it uses as much as digits as its factorization.
20053051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11548.
The product of its (nonzero) digits is 150, while the sum is 16.
The square root of 20053051 is about 4478.0633090657. The cubic root of 20053051 is about 271.6815540455.
Adding to 20053051 its reverse (15035002), we get a palindrome (35088053).
The spelling of 20053051 in words is "twenty million, fifty-three thousand, fifty-one".
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