Base | Representation |
---|---|
bin | 101001001101… |
… | …111100101111 |
3 | 202022221201122 |
4 | 221031330233 |
5 | 10231230124 |
6 | 1023331155 |
7 | 160561400 |
oct | 51157457 |
9 | 22287648 |
10 | 10805039 |
11 | 610aa93 |
12 | 3750abb |
13 | 231411b |
14 | 16139a7 |
15 | e3675e |
hex | a4df2f |
10805039 has 6 divisors (see below), whose sum is σ = 12569184. Its totient is φ = 9261420.
The previous prime is 10805029. The next prime is 10805059. The reversal of 10805039 is 93050801.
It is not a de Polignac number, because 10805039 - 220 = 9756463 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10804999 and 10805017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10805029) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110207 + ... + 110304.
It is an arithmetic number, because the mean of its divisors is an integer number (2094864).
Almost surely, 210805039 is an apocalyptic number.
10805039 is a deficient number, since it is larger than the sum of its proper divisors (1764145).
10805039 is an equidigital number, since it uses as much as digits as its factorization.
10805039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 220525 (or 220518 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 26.
The square root of 10805039 is about 3287.1019150614. The cubic root of 10805039 is about 221.0762620450.
The spelling of 10805039 in words is "ten million, eight hundred five thousand, thirty-nine".
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