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10827009 = 3210711243
BaseRepresentation
bin101001010011…
…010100000001
3202101001212100
4221103110001
510232431014
61024021013
7161012424
oct51232401
922331770
1010827009
116125546
123761769
13232111b
14161b9bb
15e3d009
hexa53501

10827009 has 12 divisors (see below), whose sum is σ = 15786576. Its totient is φ = 7149912.

The previous prime is 10827001. The next prime is 10827023. The reversal of 10827009 is 90072801.

It is not a de Polignac number, because 10827009 - 23 = 10827001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10827001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4659 + ... + 6584.

It is an arithmetic number, because the mean of its divisors is an integer number (1315548).

Almost surely, 210827009 is an apocalyptic number.

It is an amenable number.

10827009 is a deficient number, since it is larger than the sum of its proper divisors (4959567).

10827009 is a wasteful number, since it uses less digits than its factorization.

10827009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11356 (or 11353 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 10827009 is about 3290.4420675648. The cubic root of 10827009 is about 221.2259995033.

The spelling of 10827009 in words is "ten million, eight hundred twenty-seven thousand, nine".

Divisors: 1 3 9 107 321 963 11243 33729 101187 1203001 3609003 10827009