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47212167203 = 371276004519
BaseRepresentation
bin101011111110000100…
…001000000000100011
311111212022000120222022
4223332010020000203
51233142303322303
633404452332055
73260650541225
oct537604100043
9144768016868
1047212167203
1119028046003
12919731402b
1345b5312916
1423dc396415
151364c60438
hexafe108023

47212167203 has 4 divisors (see below), whose sum is σ = 48488171760. Its totient is φ = 45936162648.

The previous prime is 47212167173. The next prime is 47212167239. The reversal of 47212167203 is 30276121274.

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

It is a cyclic number.

It is not a de Polignac number, because 47212167203 - 26 = 47212167139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47212167283) 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, 638002223 + ... + 638002296.

It is an arithmetic number, because the mean of its divisors is an integer number (12122042940).

Almost surely, 247212167203 is an apocalyptic number.

47212167203 is a deficient number, since it is larger than the sum of its proper divisors (1276004557).

47212167203 is a wasteful number, since it uses less digits than its factorization.

47212167203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276004556.

The product of its (nonzero) digits is 28224, while the sum is 35.

Adding to 47212167203 its reverse (30276121274), we get a palindrome (77488288477).

The spelling of 47212167203 in words is "forty-seven billion, two hundred twelve million, one hundred sixty-seven thousand, two hundred three".

Divisors: 1 37 1276004519 47212167203