Base | Representation |
---|---|
bin | 10010110111001100… |
… | …010000010000110101 |
3 | 1221021111011212001122 |
4 | 102313030100100311 |
5 | 312434321441203 |
6 | 13145414433325 |
7 | 1314616212002 |
oct | 226714202065 |
9 | 57244155048 |
10 | 20253312053 |
11 | 8653515127 |
12 | 3b12962845 |
13 | 1baa009a20 |
14 | da1bc48a9 |
15 | 7d8106538 |
hex | 4b7310435 |
20253312053 has 16 divisors (see below), whose sum is σ = 22022654976. Its totient is φ = 18515040960.
The previous prime is 20253312019. The next prime is 20253312077. The reversal of 20253312053 is 35021335202.
It is not a de Polignac number, because 20253312053 - 214 = 20253295669 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20253312353) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545675 + ... + 581607.
It is an arithmetic number, because the mean of its divisors is an integer number (1376415936).
Almost surely, 220253312053 is an apocalyptic number.
It is an amenable number.
20253312053 is a deficient number, since it is larger than the sum of its proper divisors (1769342923).
20253312053 is a wasteful number, since it uses less digits than its factorization.
20253312053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36364.
The product of its (nonzero) digits is 5400, while the sum is 26.
Adding to 20253312053 its reverse (35021335202), we get a palindrome (55274647255).
The spelling of 20253312053 in words is "twenty billion, two hundred fifty-three million, three hundred twelve thousand, fifty-three".
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