Base | Representation |
---|---|
bin | 1000001111101000… |
… | …0111111001000001 |
3 | 12201020020200120202 |
4 | 2003322013321001 |
5 | 14013020130334 |
6 | 1003333214545 |
7 | 105561426362 |
oct | 20372077101 |
9 | 5636220522 |
10 | 2213051969 |
11 | a36234777 |
12 | 519191455 |
13 | 29365140b |
14 | 16dcb7b69 |
15 | ce44917e |
hex | 83e87e41 |
2213051969 has 2 divisors, whose sum is σ = 2213051970. Its totient is φ = 2213051968.
The previous prime is 2213051909. The next prime is 2213052071. The reversal of 2213051969 is 9691503122.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2147117569 + 65934400 = 46337^2 + 8120^2 .
It is a cyclic number.
It is not a de Polignac number, because 2213051969 - 28 = 2213051713 is a prime.
It is a super-2 number, since 2×22130519692 = 9795198034989553922, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2213051909) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106525984 + 1106525985.
It is an arithmetic number, because the mean of its divisors is an integer number (1106525985).
Almost surely, 22213051969 is an apocalyptic number.
It is an amenable number.
2213051969 is a deficient number, since it is larger than the sum of its proper divisors (1).
2213051969 is an equidigital number, since it uses as much as digits as its factorization.
2213051969 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 29160, while the sum is 38.
The square root of 2213051969 is about 47043.0863039406. The cubic root of 2213051969 is about 1303.1583892201.
The spelling of 2213051969 in words is "two billion, two hundred thirteen million, fifty-one thousand, nine hundred sixty-nine".
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