Base | Representation |
---|---|
bin | 11110000110110… |
… | …110011000101001 |
3 | 1022012110100112202 |
4 | 132012312120221 |
5 | 2013302041410 |
6 | 122042145545 |
7 | 15342245021 |
oct | 3606663051 |
9 | 1265410482 |
10 | 505112105 |
11 | 23a139223 |
12 | 1211b22b5 |
13 | 80854c04 |
14 | 4b126a81 |
15 | 2e527ca5 |
hex | 1e1b6629 |
505112105 has 16 divisors (see below), whose sum is σ = 616076928. Its totient is φ = 397488000.
The previous prime is 505112089. The next prime is 505112107. The reversal of 505112105 is 501211505.
It is a happy number.
It is not a de Polignac number, because 505112105 - 24 = 505112089 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (505112107) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183590 + ... + 186320.
It is an arithmetic number, because the mean of its divisors is an integer number (38504808).
Almost surely, 2505112105 is an apocalyptic number.
It is an amenable number.
505112105 is a deficient number, since it is larger than the sum of its proper divisors (110964823).
505112105 is a wasteful number, since it uses less digits than its factorization.
505112105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3328.
The product of its (nonzero) digits is 250, while the sum is 20.
The square root of 505112105 is about 22474.6992193444. The cubic root of 505112105 is about 796.3963461603.
The spelling of 505112105 in words is "five hundred five million, one hundred twelve thousand, one hundred five".
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