Base | Representation |
---|---|
bin | 111111011101… |
… | …0010011111001 |
3 | 2022121020110122 |
4 | 1332322103321 |
5 | 32004101420 |
6 | 3145023025 |
7 | 552532061 |
oct | 176722371 |
9 | 68536418 |
10 | 33268985 |
11 | 17863532 |
12 | b184a75 |
13 | 6b7abb9 |
14 | 45c03a1 |
15 | 2dc2725 |
hex | 1fba4f9 |
33268985 has 4 divisors (see below), whose sum is σ = 39922788. Its totient is φ = 26615184.
The previous prime is 33268931. The next prime is 33268993. The reversal of 33268985 is 58986233.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58986233 = 1021 ⋅57773.
It can be written as a sum of positive squares in 2 ways, for example, as 18113536 + 15155449 = 4256^2 + 3893^2 .
It is a cyclic number.
It is not a de Polignac number, because 33268985 - 210 = 33267961 is a prime.
It is a super-2 number, since 2×332689852 = 2213650725860450, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3326894 + ... + 3326903.
It is an arithmetic number, because the mean of its divisors is an integer number (9980697).
Almost surely, 233268985 is an apocalyptic number.
It is an amenable number.
33268985 is a deficient number, since it is larger than the sum of its proper divisors (6653803).
33268985 is an equidigital number, since it uses as much as digits as its factorization.
33268985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6653802.
The product of its digits is 311040, while the sum is 44.
The square root of 33268985 is about 5767.9272706927. The cubic root of 33268985 is about 321.6225693560.
The spelling of 33268985 in words is "thirty-three million, two hundred sixty-eight thousand, nine hundred eighty-five".
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