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214310343 = 31323238919
BaseRepresentation
bin11001100011000…
…01110111000111
3112221021002112010
430301201313013
5414330412333
633133225303
75211415332
oct1461416707
9487232463
10214310343
11aaa77595
125b932233
1335527a70
1420669619
1513c34563
hexcc61dc7

214310343 has 16 divisors (see below), whose sum is σ = 321108480. Its totient is φ = 126148704.

The previous prime is 214310311. The next prime is 214310351. The reversal of 214310343 is 343013412.

Adding to 214310343 its reverse (343013412), we get a palindrome (557323755).

It is not a de Polignac number, because 214310343 - 25 = 214310311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214310353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118563 + ... + 120356.

It is an arithmetic number, because the mean of its divisors is an integer number (20069280).

Almost surely, 2214310343 is an apocalyptic number.

214310343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

214310343 is a deficient number, since it is larger than the sum of its proper divisors (106798137).

214310343 is a wasteful number, since it uses less digits than its factorization.

214310343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238958.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 214310343 is about 14639.3423008003. The cubic root of 214310343 is about 598.4314055371.

The spelling of 214310343 in words is "two hundred fourteen million, three hundred ten thousand, three hundred forty-three".

Divisors: 1 3 13 23 39 69 299 897 238919 716757 3105947 5495137 9317841 16485411 71436781 214310343