Base | Representation |
---|---|
bin | 101001001110… |
… | …000100100010 |
3 | 202022222102010 |
4 | 221032010202 |
5 | 10231234123 |
6 | 1023333350 |
7 | 160563012 |
oct | 51160442 |
9 | 22288363 |
10 | 10805538 |
11 | 61103a7 |
12 | 3751256 |
13 | 2314413 |
14 | 1613c42 |
15 | e36993 |
hex | a4e122 |
10805538 has 16 divisors (see below), whose sum is σ = 22550976. Its totient is φ = 3445200.
The previous prime is 10805507. The next prime is 10805539. The reversal of 10805538 is 83550801.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (10805539) 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, 39013 + ... + 39288.
It is an arithmetic number, because the mean of its divisors is an integer number (1409436).
Almost surely, 210805538 is an apocalyptic number.
10805538 is an abundant number, since it is smaller than the sum of its proper divisors (11745438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10805538 is a wasteful number, since it uses less digits than its factorization.
10805538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78329.
The product of its (nonzero) digits is 4800, while the sum is 30.
The square root of 10805538 is about 3287.1778169123. The cubic root of 10805538 is about 221.0796652521.
The spelling of 10805538 in words is "ten million, eight hundred five thousand, five hundred thirty-eight".
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