Base | Representation |
---|---|
bin | 1001000111010… |
… | …1000001001001 |
3 | 2122221012000101 |
4 | 2101311001021 |
5 | 34241244131 |
6 | 3443205401 |
7 | 642635005 |
oct | 221650111 |
9 | 78835011 |
10 | 38228041 |
11 | 1a640325 |
12 | 10976861 |
13 | 7bc6157 |
14 | 5111705 |
15 | 3551c61 |
hex | 2475049 |
38228041 has 2 divisors, whose sum is σ = 38228042. Its totient is φ = 38228040.
The previous prime is 38228017. The next prime is 38228051. The reversal of 38228041 is 14082283.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 34633225 + 3594816 = 5885^2 + 1896^2 .
It is an emirp because it is prime and its reverse (14082283) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 38228041 - 27 = 38227913 is a prime.
It is a super-2 number, since 2×382280412 = 2922766237395362, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (38228011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19114020 + 19114021.
It is an arithmetic number, because the mean of its divisors is an integer number (19114021).
Almost surely, 238228041 is an apocalyptic number.
It is an amenable number.
38228041 is a deficient number, since it is larger than the sum of its proper divisors (1).
38228041 is an equidigital number, since it uses as much as digits as its factorization.
38228041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3072, while the sum is 28.
The square root of 38228041 is about 6182.8829036300. The cubic root of 38228041 is about 336.8687158677.
The spelling of 38228041 in words is "thirty-eight million, two hundred twenty-eight thousand, forty-one".
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