Base | Representation |
---|---|
bin | 111111100101001… |
… | …1101100011100011 |
3 | 12111200110102202002 |
4 | 1333022131203203 |
5 | 13332130331211 |
6 | 551411114215 |
7 | 103604005505 |
oct | 17712354343 |
9 | 5450412662 |
10 | 2133448931 |
11 | 9a5304839 |
12 | 4b65a296b |
13 | 27cccc923 |
14 | 1634b5d75 |
15 | c747303b |
hex | 7f29d8e3 |
2133448931 has 2 divisors, whose sum is σ = 2133448932. Its totient is φ = 2133448930.
The previous prime is 2133448921. The next prime is 2133448937. The reversal of 2133448931 is 1398443312.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2133448931 - 214 = 2133432547 is a prime.
It is a super-2 number, since 2×21334489312 = 9103208682370085522, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2133448937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066724465 + 1066724466.
It is an arithmetic number, because the mean of its divisors is an integer number (1066724466).
Almost surely, 22133448931 is an apocalyptic number.
2133448931 is a deficient number, since it is larger than the sum of its proper divisors (1).
2133448931 is an equidigital number, since it uses as much as digits as its factorization.
2133448931 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 62208, while the sum is 38.
The square root of 2133448931 is about 46189.2728996679. The cubic root of 2133448931 is about 1287.3424307876.
The spelling of 2133448931 in words is "two billion, one hundred thirty-three million, four hundred forty-eight thousand, nine hundred thirty-one".
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