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10806863 = 103239439
BaseRepresentation
bin101001001110…
…011001001111
3202100001020012
4221032121033
510231304423
61023343435
7160566614
oct51163117
922301205
1010806863
1161113a1
123751b7b
132314bc2
14161450b
15e37078
hexa4e64f

10806863 has 8 divisors (see below), whose sum is σ = 10982400. Its totient is φ = 10632888.

The previous prime is 10806799. The next prime is 10806869. The reversal of 10806863 is 36860801.

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

It is a cyclic number.

It is not a de Polignac number, because 10806863 - 26 = 10806799 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 (10806869) 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 7 ways as a sum of consecutive naturals, for example, 24398 + ... + 24836.

It is an arithmetic number, because the mean of its divisors is an integer number (1372800).

Almost surely, 210806863 is an apocalyptic number.

10806863 is a deficient number, since it is larger than the sum of its proper divisors (175537).

10806863 is a wasteful number, since it uses less digits than its factorization.

10806863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 10806863 is about 3287.3793513983. The cubic root of 10806863 is about 221.0887013156.

The spelling of 10806863 in words is "ten million, eight hundred six thousand, eight hundred sixty-three".

Divisors: 1 103 239 439 24617 45217 104921 10806863