Search a number
-
+
333121241 is a prime number
BaseRepresentation
bin10011110110110…
…000011011011001
3212012211022102202
4103312300123121
51140234334431
653015535545
711153324645
oct2366603331
9765738382
10333121241
11161046a12
129368a5b5
135402667b
1432355c25
151e3a28cb
hex13db06d9

333121241 has 2 divisors, whose sum is σ = 333121242. Its totient is φ = 333121240.

The previous prime is 333121223. The next prime is 333121267. The reversal of 333121241 is 142121333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231192025 + 101929216 = 15205^2 + 10096^2 .

It is an emirp because it is prime and its reverse (142121333) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 333121241 - 26 = 333121177 is a prime.

It is a super-2 number, since 2×3331212412 = 221939522410760162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (333121211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166560620 + 166560621.

It is an arithmetic number, because the mean of its divisors is an integer number (166560621).

Almost surely, 2333121241 is an apocalyptic number.

It is an amenable number.

333121241 is a deficient number, since it is larger than the sum of its proper divisors (1).

333121241 is an equidigital number, since it uses as much as digits as its factorization.

333121241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 333121241 is about 18251.6092715136. The cubic root of 333121241 is about 693.2141865395.

Adding to 333121241 its reverse (142121333), we get a palindrome (475242574).

The spelling of 333121241 in words is "three hundred thirty-three million, one hundred twenty-one thousand, two hundred forty-one".