Base | Representation |
---|---|
bin | 1001001110110100001000… |
… | …00111100111110001100011 |
3 | 2122212200110001222221112212 |
4 | 10213122010013213301203 |
5 | 10130044333400000311 |
6 | 111101444200312335 |
7 | 4163433450130400 |
oct | 447320407476143 |
9 | 78780401887485 |
10 | 20300232031331 |
11 | 651730983496a |
12 | 233a3a27726ab |
13 | b433c4203395 |
14 | 50277211d2a7 |
15 | 2530c7ac9c8b |
hex | 1276841e7c63 |
20300232031331 has 6 divisors (see below), whose sum is σ = 23614555628340. Its totient is φ = 17400198883956.
The previous prime is 20300232031307. The next prime is 20300232031393. The reversal of 20300232031331 is 13313023200302.
It is not a de Polignac number, because 20300232031331 - 218 = 20300231769187 is a prime.
It is a super-2 number, since 2×203002320313312 (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 = 20300232031297 and 20300232031306.
It is not an unprimeable number, because it can be changed into a prime (20300232031631) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 207145224761 + ... + 207145224858.
It is an arithmetic number, because the mean of its divisors is an integer number (3935759271390).
Almost surely, 220300232031331 is an apocalyptic number.
20300232031331 is a deficient number, since it is larger than the sum of its proper divisors (3314323597009).
20300232031331 is an equidigital number, since it uses as much as digits as its factorization.
20300232031331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 414290449633 (or 414290449626 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 20300232031331 its reverse (13313023200302), we get a palindrome (33613255231633).
The spelling of 20300232031331 in words is "twenty trillion, three hundred billion, two hundred thirty-two million, thirty-one thousand, three hundred thirty-one".
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