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212827713 = 3710134653
BaseRepresentation
bin11001010111101…
…11111001000001
3112211110202201220
430223313321001
5413440441323
633041345253
75163001650
oct1453677101
9484422656
10212827713
11aa15467a
125b338229
1335128c77
14203a1197
1513a400e3
hexcaf7e41

212827713 has 8 divisors (see below), whose sum is σ = 324308928. Its totient is φ = 121615824.

The previous prime is 212827697. The next prime is 212827733. The reversal of 212827713 is 317728212.

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

It is not a de Polignac number, because 212827713 - 24 = 212827697 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212827733) 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, 5067306 + ... + 5067347.

It is an arithmetic number, because the mean of its divisors is an integer number (40538616).

Almost surely, 2212827713 is an apocalyptic number.

It is an amenable number.

212827713 is a deficient number, since it is larger than the sum of its proper divisors (111481215).

212827713 is a wasteful number, since it uses less digits than its factorization.

212827713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10134663.

The product of its digits is 9408, while the sum is 33.

The square root of 212827713 is about 14588.6158699172. The cubic root of 212827713 is about 597.0481991561.

The spelling of 212827713 in words is "two hundred twelve million, eight hundred twenty-seven thousand, seven hundred thirteen".

Divisors: 1 3 7 21 10134653 30403959 70942571 212827713