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10806232271 = 29372628699
BaseRepresentation
bin10100001000001101…
…00000010011001111
31000220002211110212212
422010012200103033
5134112343413041
64544143021035
7531534313232
oct120406402317
930802743785
1010806232271
11464592227a
122116b9a77b
131032a42ca3
14747271419
15433a668eb
hex2841a04cf

10806232271 has 4 divisors (see below), whose sum is σ = 11178861000. Its totient is φ = 10433603544.

The previous prime is 10806232243. The next prime is 10806232319. The reversal of 10806232271 is 17223260801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17223260801 = 31754332053.

It is a cyclic number.

It is not a de Polignac number, because 10806232271 - 214 = 10806215887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10806232201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186314321 + ... + 186314378.

It is an arithmetic number, because the mean of its divisors is an integer number (2794715250).

Almost surely, 210806232271 is an apocalyptic number.

10806232271 is a deficient number, since it is larger than the sum of its proper divisors (372628729).

10806232271 is an equidigital number, since it uses as much as digits as its factorization.

10806232271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372628728.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 10806232271 in words is "ten billion, eight hundred six million, two hundred thirty-two thousand, two hundred seventy-one".

Divisors: 1 29 372628699 10806232271