Base | Representation |
---|---|
bin | 110010101001… |
… | …001011101101 |
3 | 220222111002110 |
4 | 302221023231 |
5 | 11344312020 |
6 | 1152314233 |
7 | 220562130 |
oct | 62511355 |
9 | 26874073 |
10 | 13275885 |
11 | 7548407 |
12 | 4542979 |
13 | 299a96c |
14 | 1a98217 |
15 | 12738e0 |
hex | ca92ed |
13275885 has 32 divisors (see below), whose sum is σ = 24698880. Its totient is φ = 5963328.
The previous prime is 13275883. The next prime is 13275901. The reversal of 13275885 is 58857231.
It is not a de Polignac number, because 13275885 - 21 = 13275883 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13275883) 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 31 ways as a sum of consecutive naturals, for example, 5124 + ... + 7266.
It is an arithmetic number, because the mean of its divisors is an integer number (771840).
Almost surely, 213275885 is an apocalyptic number.
13275885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13275885 is a deficient number, since it is larger than the sum of its proper divisors (11422995).
13275885 is a wasteful number, since it uses less digits than its factorization.
13275885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2217.
The product of its digits is 67200, while the sum is 39.
The square root of 13275885 is about 3643.6087880013. The cubic root of 13275885 is about 236.7851673526.
The spelling of 13275885 in words is "thirteen million, two hundred seventy-five thousand, eight hundred eighty-five".
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