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3331215242 = 21987663559
BaseRepresentation
bin1100011010001110…
…0100111110001010
322121011021021020022
43012203210332022
523310242341432
61310315300442
7145356601535
oct30643447612
98534237208
103331215242
11145a425353
1278b74a722
134111c14a4
142385c3a1c
151476bbb12
hexc68e4f8a

3331215242 has 8 divisors (see below), whose sum is σ = 5259813600. Its totient is φ = 1577944044.

The previous prime is 3331215227. The next prime is 3331215247. The reversal of 3331215242 is 2425121333.

It is a happy number.

3331215242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33312152422 = 22193989977066237128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3331215247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43831742 + ... + 43831817.

It is an arithmetic number, because the mean of its divisors is an integer number (657476700).

Almost surely, 23331215242 is an apocalyptic number.

3331215242 is a deficient number, since it is larger than the sum of its proper divisors (1928598358).

3331215242 is a wasteful number, since it uses less digits than its factorization.

3331215242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87663580.

The product of its digits is 4320, while the sum is 26.

The square root of 3331215242 is about 57716.6807950700. The cubic root of 3331215242 is about 1493.4851143270.

Adding to 3331215242 its reverse (2425121333), we get a palindrome (5756336575).

The spelling of 3331215242 in words is "three billion, three hundred thirty-one million, two hundred fifteen thousand, two hundred forty-two".

Divisors: 1 2 19 38 87663559 175327118 1665607621 3331215242