Base | Representation |
---|---|
bin | 10001101000110001100… |
… | …010111001101000111011 |
3 | 11021212102012102110000022 |
4 | 101220301202321220323 |
5 | 124324200033310133 |
6 | 2324442435401055 |
7 | 153364534050332 |
oct | 21506142715073 |
9 | 4255365373008 |
10 | 1212012010043 |
11 | 42801420101a |
12 | 176a9045318b |
13 | 8a3a5095c63 |
14 | 42939990d19 |
15 | 217d952e998 |
hex | 11a318b9a3b |
1212012010043 has 2 divisors, whose sum is σ = 1212012010044. Its totient is φ = 1212012010042.
The previous prime is 1212012010007. The next prime is 1212012010117. The reversal of 1212012010043 is 3400102102121.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1212012010043 - 214 = 1212011993659 is a prime.
It is a super-2 number, since 2×12120120100432 (a number of 25 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1212012010343) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606006005021 + 606006005022.
It is an arithmetic number, because the mean of its divisors is an integer number (606006005022).
Almost surely, 21212012010043 is an apocalyptic number.
1212012010043 is a deficient number, since it is larger than the sum of its proper divisors (1).
1212012010043 is an equidigital number, since it uses as much as digits as its factorization.
1212012010043 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 1212012010043 its reverse (3400102102121), we get a palindrome (4612114112164).
The spelling of 1212012010043 in words is "one trillion, two hundred twelve billion, twelve million, ten thousand, forty-three".
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