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214404203 = 1361270371
BaseRepresentation
bin11001100011110…
…00110001101011
3112221102212021102
430301320301223
5414341413303
633135232015
75212256066
oct1461706153
9487385242
10214404203
11100031062
125b97860b
133555b6c0
14206918dd
1513c52288
hexcc78c6b

214404203 has 8 divisors (see below), whose sum is σ = 234682896. Its totient is φ = 194666400.

The previous prime is 214404193. The next prime is 214404247. The reversal of 214404203 is 302404412.

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 214404203 - 28 = 214403947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214404103) 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, 134393 + ... + 135978.

It is an arithmetic number, because the mean of its divisors is an integer number (29335362).

Almost surely, 2214404203 is an apocalyptic number.

214404203 is a deficient number, since it is larger than the sum of its proper divisors (20278693).

214404203 is a wasteful number, since it uses less digits than its factorization.

214404203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270445.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 214404203 is about 14642.5476949881. The cubic root of 214404203 is about 598.5187563900.

Adding to 214404203 its reverse (302404412), we get a palindrome (516808615).

The spelling of 214404203 in words is "two hundred fourteen million, four hundred four thousand, two hundred three".

Divisors: 1 13 61 793 270371 3514823 16492631 214404203