Base | Representation |
---|---|
bin | 1000000100001… |
… | …0100110101000 |
3 | 2100122121020202 |
4 | 2001002212220 |
5 | 32124432430 |
6 | 3205011332 |
7 | 560345456 |
oct | 201024650 |
9 | 70577222 |
10 | 33827240 |
11 | 181049a7 |
12 | b3b3b48 |
13 | 7015025 |
14 | 46c79d6 |
15 | 2e82d45 |
hex | 20429a8 |
33827240 has 64 divisors (see below), whose sum is σ = 79263360. Its totient is φ = 12983040.
The previous prime is 33827221. The next prime is 33827249. The reversal of 33827240 is 4272833.
It is a super-2 number, since 2×338272402 = 2288564332035200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33827249) 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, 121982 + ... + 122258.
It is an arithmetic number, because the mean of its divisors is an integer number (1238490).
Almost surely, 233827240 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 33827240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39631680).
33827240 is an abundant number, since it is smaller than the sum of its proper divisors (45436120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33827240 is a wasteful number, since it uses less digits than its factorization.
33827240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 402 (or 398 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 29.
The square root of 33827240 is about 5816.1189809013. The cubic root of 33827240 is about 323.4115468374.
The spelling of 33827240 in words is "thirty-three million, eight hundred twenty-seven thousand, two hundred forty".
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