Base | Representation |
---|---|
bin | 1001001111011110110000… |
… | …00111001111111100001011 |
3 | 2122221212111220022212100100 |
4 | 10213233120013033330023 |
5 | 10130433220202300311 |
6 | 111120151032340443 |
7 | 4165203522131424 |
oct | 447573007177413 |
9 | 78855456285310 |
10 | 20323116056331 |
11 | 6525a92211620 |
12 | 234290a544723 |
13 | b4560024768a |
14 | 50390345c64b |
15 | 2539b6b2ba56 |
hex | 127bd81cff0b |
20323116056331 has 96 divisors (see below), whose sum is σ = 32779480720896. Its totient is φ = 12030125184000.
The previous prime is 20323116056279. The next prime is 20323116056357. The reversal of 20323116056331 is 13365061132302.
20323116056331 is a `hidden beast` number, since 2 + 0 + 3 + 2 + 3 + 1 + 1 + 60 + 563 + 31 = 666.
It is not a de Polignac number, because 20323116056331 - 218 = 20323115794187 is a prime.
It is a super-2 number, since 2×203231160563312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20323116056531) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 404567986 + ... + 404618216.
It is an arithmetic number, because the mean of its divisors is an integer number (341452924176).
Almost surely, 220323116056331 is an apocalyptic number.
20323116056331 is a deficient number, since it is larger than the sum of its proper divisors (12456364664565).
20323116056331 is a wasteful number, since it uses less digits than its factorization.
20323116056331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50833 (or 50830 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 36.
Adding to 20323116056331 its reverse (13365061132302), we get a palindrome (33688177188633).
The spelling of 20323116056331 in words is "twenty trillion, three hundred twenty-three billion, one hundred sixteen million, fifty-six thousand, three hundred thirty-one".
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