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10805808 = 2431317317
BaseRepresentation
bin101001001110…
…001000110000
3202022222210010
4221032020300
510231241213
61023334520
7160563546
oct51161060
922288703
1010805808
116110622
123751440
132314590
141613d96
15e36ac3
hexa4e230

10805808 has 40 divisors (see below), whose sum is σ = 30064048. Its totient is φ = 3324672.

The previous prime is 10805803. The next prime is 10805819. The reversal of 10805808 is 80850801.

It is not an unprimeable number, because it can be changed into a prime (10805803) 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, 8035 + ... + 9282.

Almost surely, 210805808 is an apocalyptic number.

It is an amenable number.

10805808 is an abundant number, since it is smaller than the sum of its proper divisors (19258240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10805808 is a wasteful number, since it uses less digits than its factorization.

10805808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17341 (or 17335 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 30.

The square root of 10805808 is about 3287.2188853193. The cubic root of 10805808 is about 221.0815066231.

The spelling of 10805808 in words is "ten million, eight hundred five thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 17317 34634 51951 69268 103902 138536 207804 225121 277072 415608 450242 675363 831216 900484 1350726 1800968 2701452 3601936 5402904 10805808