Base | Representation |
---|---|
bin | 111001101011… |
… | …1001010100001 |
3 | 2002220102110101 |
4 | 1303113022201 |
5 | 30220211231 |
6 | 3000102401 |
7 | 515022316 |
oct | 163271241 |
9 | 62812411 |
10 | 30241441 |
11 | 1608592a |
12 | a164a01 |
13 | 635ab59 |
14 | 4032d0d |
15 | 29c5661 |
hex | 1cd72a1 |
30241441 has 2 divisors, whose sum is σ = 30241442. Its totient is φ = 30241440.
The previous prime is 30241439. The next prime is 30241451. The reversal of 30241441 is 14414203.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 29757025 + 484416 = 5455^2 + 696^2 .
It is an emirp because it is prime and its reverse (14414203) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30241441 - 21 = 30241439 is a prime.
Together with 30241439, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (30241451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15120720 + 15120721.
It is an arithmetic number, because the mean of its divisors is an integer number (15120721).
Almost surely, 230241441 is an apocalyptic number.
It is an amenable number.
30241441 is a deficient number, since it is larger than the sum of its proper divisors (1).
30241441 is an equidigital number, since it uses as much as digits as its factorization.
30241441 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 30241441 is about 5499.2218540444. The cubic root of 30241441 is about 311.5545946991.
Adding to 30241441 its reverse (14414203), we get a palindrome (44655644).
It can be divided in two parts, 3024 and 1441, that added together give a triangular number (4465 = T94).
The spelling of 30241441 in words is "thirty million, two hundred forty-one thousand, four hundred forty-one".
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