Base | Representation |
---|---|
bin | 10010111010100101… |
… | …101110101110000101 |
3 | 1221102110110021002010 |
4 | 102322211232232011 |
5 | 313043420301203 |
6 | 13155212404433 |
7 | 1316210613630 |
oct | 227245565605 |
9 | 57373407063 |
10 | 20310322053 |
11 | 868271362a |
12 | 3b29a76719 |
13 | 1bb8a7aa58 |
14 | da95c4c17 |
15 | 7dd118303 |
hex | 4ba96eb85 |
20310322053 has 32 divisors (see below), whose sum is σ = 31801651200. Its totient is φ = 11288442816.
The previous prime is 20310322033. The next prime is 20310322091. The reversal of 20310322053 is 35022301302.
It is not a de Polignac number, because 20310322053 - 29 = 20310321541 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20310322003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168763 + ... + 262871.
It is an arithmetic number, because the mean of its divisors is an integer number (993801600).
Almost surely, 220310322053 is an apocalyptic number.
It is an amenable number.
20310322053 is a deficient number, since it is larger than the sum of its proper divisors (11491329147).
20310322053 is a wasteful number, since it uses less digits than its factorization.
20310322053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94401.
The product of its (nonzero) digits is 1080, while the sum is 21.
Adding to 20310322053 its reverse (35022301302), we get a palindrome (55332623355).
The spelling of 20310322053 in words is "twenty billion, three hundred ten million, three hundred twenty-two thousand, fifty-three".
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