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216676203 = 3174248553
BaseRepresentation
bin11001110101000…
…11011101101011
3120002201021212120
430322203131223
5420432114303
633300042323
75240501022
oct1472433553
9502637776
10216676203
11101343047
12606933a3
1335b75893
1420ac38b9
1514050553
hexcea376b

216676203 has 8 divisors (see below), whose sum is σ = 305895888. Its totient is φ = 135953664.

The previous prime is 216676193. The next prime is 216676219. The reversal of 216676203 is 302676612.

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

It is not a de Polignac number, because 216676203 - 28 = 216675947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216676283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2124226 + ... + 2124327.

It is an arithmetic number, because the mean of its divisors is an integer number (38236986).

Almost surely, 2216676203 is an apocalyptic number.

216676203 is a deficient number, since it is larger than the sum of its proper divisors (89219685).

216676203 is a wasteful number, since it uses less digits than its factorization.

216676203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248573.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 216676203 is about 14719.9253734521. The cubic root of 216676203 is about 600.6254616585.

The spelling of 216676203 in words is "two hundred sixteen million, six hundred seventy-six thousand, two hundred three".

Divisors: 1 3 17 51 4248553 12745659 72225401 216676203