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211086107 is a prime number
BaseRepresentation
bin11001001010011…
…10101100011011
3112201012021200222
430211032230123
5413014223412
632540150255
75142126251
oct1445165433
9481167628
10211086107
11a9175131
125a83838b
133496932b
142006a5d1
15137e9072
hexc94eb1b

211086107 has 2 divisors, whose sum is σ = 211086108. Its totient is φ = 211086106.

The previous prime is 211086103. The next prime is 211086119. The reversal of 211086107 is 701680112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211086107 - 22 = 211086103 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (211086101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105543053 + 105543054.

It is an arithmetic number, because the mean of its divisors is an integer number (105543054).

Almost surely, 2211086107 is an apocalyptic number.

211086107 is a deficient number, since it is larger than the sum of its proper divisors (1).

211086107 is an equidigital number, since it uses as much as digits as its factorization.

211086107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 211086107 is about 14528.8026691810. The cubic root of 211086107 is about 595.4151536183.

The spelling of 211086107 in words is "two hundred eleven million, eighty-six thousand, one hundred seven".