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214030243 = 739777017
BaseRepresentation
bin11001100000111…
…01011110100011
3112220201212022001
430300131132203
5414242431433
633123224431
75206140610
oct1460353643
9486655261
10214030243
11aa8a60a9
125b818117
133545a41b
14205d5507
1513bcb57d
hexcc1d7a3

214030243 has 8 divisors (see below), whose sum is σ = 245225312. Its totient is φ = 182990016.

The previous prime is 214030241. The next prime is 214030253. The reversal of 214030243 is 342030412.

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

It is a cyclic number.

It is not a de Polignac number, because 214030243 - 21 = 214030241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214030243.

It is not an unprimeable number, because it can be changed into a prime (214030241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35730 + ... + 41287.

It is an arithmetic number, because the mean of its divisors is an integer number (30653164).

Almost surely, 2214030243 is an apocalyptic number.

214030243 is a deficient number, since it is larger than the sum of its proper divisors (31195069).

214030243 is an equidigital number, since it uses as much as digits as its factorization.

214030243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77421.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 214030243 is about 14629.7724862692. The cubic root of 214030243 is about 598.1705786241.

Adding to 214030243 its reverse (342030412), we get a palindrome (556060655).

The spelling of 214030243 in words is "two hundred fourteen million, thirty thousand, two hundred forty-three".

Divisors: 1 7 397 2779 77017 539119 30575749 214030243