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214344313 = 1712608489
BaseRepresentation
bin11001100011010…
…10001001111001
3112221022211010021
430301222021321
5414333004223
633134050441
75211616351
oct1461521171
9487284107
10214344313
11aaaa0067
125b949a21
133553a371
1420677b61
1513c3e65d
hexcc6a279

214344313 has 4 divisors (see below), whose sum is σ = 226952820. Its totient is φ = 201735808.

The previous prime is 214344289. The next prime is 214344343. The reversal of 214344313 is 313443412.

214344313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 185313769 + 29030544 = 13613^2 + 5388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-214344313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214344343) 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, 6304228 + ... + 6304261.

It is an arithmetic number, because the mean of its divisors is an integer number (56738205).

Almost surely, 2214344313 is an apocalyptic number.

It is an amenable number.

214344313 is a deficient number, since it is larger than the sum of its proper divisors (12608507).

214344313 is a wasteful number, since it uses less digits than its factorization.

214344313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12608506.

The product of its digits is 3456, while the sum is 25.

The square root of 214344313 is about 14640.5024845461. The cubic root of 214344313 is about 598.4630226779.

Adding to 214344313 its reverse (313443412), we get a palindrome (527787725).

Subtracting 214344313 from its reverse (313443412), we obtain a palindrome (99099099).

The spelling of 214344313 in words is "two hundred fourteen million, three hundred forty-four thousand, three hundred thirteen".

Divisors: 1 17 12608489 214344313