Base | Representation |
---|---|
bin | 10010000000110… |
… | …110010010010001 |
3 | 210001122222020222 |
4 | 102000312102101 |
5 | 1104331242431 |
6 | 45553242425 |
7 | 10326522152 |
oct | 2200662221 |
9 | 701588228 |
10 | 302212241 |
11 | 145655591 |
12 | 85263415 |
13 | 4a7c3a16 |
14 | 2c1cb929 |
15 | 1b7e957b |
hex | 12036491 |
302212241 has 2 divisors, whose sum is σ = 302212242. Its totient is φ = 302212240.
The previous prime is 302212217. The next prime is 302212243. The reversal of 302212241 is 142212203.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 267649600 + 34562641 = 16360^2 + 5879^2 .
It is a cyclic number.
It is not a de Polignac number, because 302212241 - 214 = 302195857 is a prime.
It is a super-2 number, since 2×3022122412 = 182664477220484162, which contains 22 as substring.
Together with 302212243, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (302212243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151106120 + 151106121.
It is an arithmetic number, because the mean of its divisors is an integer number (151106121).
Almost surely, 2302212241 is an apocalyptic number.
It is an amenable number.
302212241 is a deficient number, since it is larger than the sum of its proper divisors (1).
302212241 is an equidigital number, since it uses as much as digits as its factorization.
302212241 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 302212241 is about 17384.2526730372. The cubic root of 302212241 is about 671.0744185531.
Adding to 302212241 its reverse (142212203), we get a palindrome (444424444).
The spelling of 302212241 in words is "three hundred two million, two hundred twelve thousand, two hundred forty-one".
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