Base | Representation |
---|---|
bin | 1001001111011110100011… |
… | …11110001101000110110011 |
3 | 2122221212020201110011222212 |
4 | 10213233101332031012303 |
5 | 10130433012313202011 |
6 | 111120132512122335 |
7 | 4165201131301241 |
oct | 447572176150663 |
9 | 78855221404885 |
10 | 20323013022131 |
11 | 6525a3a038496 |
12 | 234289bb363ab |
13 | b455b4ab0ab1 |
14 | 5038d38bb791 |
15 | 2539aca7808b |
hex | 127bd1f8d1b3 |
20323013022131 has 16 divisors (see below), whose sum is σ = 22025591280000. Its totient is φ = 18677049756288.
The previous prime is 20323013022119. The next prime is 20323013022157. The reversal of 20323013022131 is 13122031032302.
It is not a de Polignac number, because 20323013022131 - 214 = 20323013005747 is a prime.
It is a super-2 number, since 2×203230130221312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20323013022097 and 20323013022106.
It is not an unprimeable number, because it can be changed into a prime (20323013021131) 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, 1802081 + ... + 6625218.
It is an arithmetic number, because the mean of its divisors is an integer number (1376599455000).
Almost surely, 220323013022131 is an apocalyptic number.
20323013022131 is a deficient number, since it is larger than the sum of its proper divisors (1702578257869).
20323013022131 is a wasteful number, since it uses less digits than its factorization.
20323013022131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8430658.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 20323013022131 its reverse (13122031032302), we get a palindrome (33445044054433).
The spelling of 20323013022131 in words is "twenty trillion, three hundred twenty-three billion, thirteen million, twenty-two thousand, one hundred thirty-one".
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