Base | Representation |
---|---|
bin | 10001101000111100111… |
… | …000000111001011110011 |
3 | 11021212220110011000201222 |
4 | 101220330320013023303 |
5 | 124330042220314143 |
6 | 2324513350215255 |
7 | 153402333003464 |
oct | 21507470071363 |
9 | 4255813130658 |
10 | 1212202119923 |
11 | 428101549423 |
12 | 176b2405452b |
13 | 8a405599702 |
14 | 42956d1ad6b |
15 | 217eb083768 |
hex | 11a3ce072f3 |
1212202119923 has 2 divisors, whose sum is σ = 1212202119924. Its totient is φ = 1212202119922.
The previous prime is 1212202119781. The next prime is 1212202119991. The reversal of 1212202119923 is 3299112022121.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1212202119923 is a prime.
It is not a weakly prime, because it can be changed into another prime (1212202139923) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606101059961 + 606101059962.
It is an arithmetic number, because the mean of its divisors is an integer number (606101059962).
Almost surely, 21212202119923 is an apocalyptic number.
1212202119923 is a deficient number, since it is larger than the sum of its proper divisors (1).
1212202119923 is an equidigital number, since it uses as much as digits as its factorization.
1212202119923 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7776, while the sum is 35.
The spelling of 1212202119923 in words is "one trillion, two hundred twelve billion, two hundred two million, one hundred nineteen thousand, nine hundred twenty-three".
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