Base | Representation |
---|---|
bin | 11001011011100… |
… | …11110001110001 |
3 | 112212102112210222 |
4 | 30231303301301 |
5 | 414103211103 |
6 | 33100302425 |
7 | 5200214243 |
oct | 1455636161 |
9 | 485375728 |
10 | 213335153 |
11 | aa470949 |
12 | 5b541a15 |
13 | 35275c25 |
14 | 20494093 |
15 | 13ae0638 |
hex | cb73c71 |
213335153 has 2 divisors, whose sum is σ = 213335154. Its totient is φ = 213335152.
The previous prime is 213335141. The next prime is 213335179. The reversal of 213335153 is 351533312.
It is an a-pointer prime, because the next prime (213335179) can be obtained adding 213335153 to its sum of digits (26).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 163660849 + 49674304 = 12793^2 + 7048^2 .
It is a cyclic number.
It is not a de Polignac number, because 213335153 - 210 = 213334129 is a prime.
It is not a weakly prime, because it can be changed into another prime (213335113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106667576 + 106667577.
It is an arithmetic number, because the mean of its divisors is an integer number (106667577).
Almost surely, 2213335153 is an apocalyptic number.
It is an amenable number.
213335153 is a deficient number, since it is larger than the sum of its proper divisors (1).
213335153 is an equidigital number, since it uses as much as digits as its factorization.
213335153 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4050, while the sum is 26.
The square root of 213335153 is about 14605.9971587016. The cubic root of 213335153 is about 597.5223317575.
Adding to 213335153 its reverse (351533312), we get a palindrome (564868465).
The spelling of 213335153 in words is "two hundred thirteen million, three hundred thirty-five thousand, one hundred fifty-three".
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