Search a number
-
+
3368881 is a prime number
BaseRepresentation
bin1100110110011110110001
320100011020101
430312132301
51330301011
6200112401
740430545
oct14663661
96304211
103368881
1119a10aa
121165701
1390c529
14639a25
154682c1
hex3367b1

3368881 has 2 divisors, whose sum is σ = 3368882. Its totient is φ = 3368880.

The previous prime is 3368857. The next prime is 3368899. The reversal of 3368881 is 1888633.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3240000 + 128881 = 1800^2 + 359^2 .

It is an emirp because it is prime and its reverse (1888633) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3368881 - 27 = 3368753 is a prime.

It is a super-2 number, since 2×33688812 = 22698718384322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3368881.

It is not a weakly prime, because it can be changed into another prime (3368851) 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, 1684440 + 1684441.

It is an arithmetic number, because the mean of its divisors is an integer number (1684441).

Almost surely, 23368881 is an apocalyptic number.

It is an amenable number.

3368881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3368881 is an equidigital number, since it uses as much as digits as its factorization.

3368881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 37.

The square root of 3368881 is about 1835.4511706935. The cubic root of 3368881 is about 149.9092933078.

The spelling of 3368881 in words is "three million, three hundred sixty-eight thousand, eight hundred eighty-one".