Base | Representation |
---|---|
bin | 1100001110011001001… |
… | …0110100011001111011 |
3 | 202002002210200021212000 |
4 | 3003212102310121323 |
5 | 11420111130420011 |
6 | 240252142552043 |
7 | 21113354406612 |
oct | 3034622643173 |
9 | 662083607760 |
10 | 210022123131 |
11 | 81085016697 |
12 | 34853b98623 |
13 | 16a60784252 |
14 | a245162879 |
15 | 56e3252356 |
hex | 30e64b467b |
210022123131 has 8 divisors (see below), whose sum is σ = 311143886160. Its totient is φ = 140014748736.
The previous prime is 210022123109. The next prime is 210022123141. The reversal of 210022123131 is 131321220012.
210022123131 is a `hidden beast` number, since 210 + 0 + 221 + 231 + 3 + 1 = 666.
It is not a de Polignac number, because 210022123131 - 25 = 210022123099 is a prime.
It is a super-2 number, since 2×2100221231312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (210022123141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3889298550 + ... + 3889298603.
It is an arithmetic number, because the mean of its divisors is an integer number (38892985770).
Almost surely, 2210022123131 is an apocalyptic number.
210022123131 is a deficient number, since it is larger than the sum of its proper divisors (101121763029).
210022123131 is an equidigital number, since it uses as much as digits as its factorization.
210022123131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7778597162 (or 7778597156 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 210022123131 its reverse (131321220012), we get a palindrome (341343343143).
The spelling of 210022123131 in words is "two hundred ten billion, twenty-two million, one hundred twenty-three thousand, one hundred thirty-one".
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