Base | Representation |
---|---|
bin | 111111000001… |
… | …0101011110100 |
3 | 2022011122220221 |
4 | 1332002223310 |
5 | 31424304030 |
6 | 3140104124 |
7 | 550562566 |
oct | 176025364 |
9 | 68148827 |
10 | 33041140 |
11 | 17718330 |
12 | b095044 |
13 | 6acb292 |
14 | 4561336 |
15 | 2d79e7a |
hex | 1f82af4 |
33041140 has 48 divisors (see below), whose sum is σ = 76495104. Its totient is φ = 11888000.
The previous prime is 33041093. The next prime is 33041159. The reversal of 33041140 is 4114033.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21477 + ... + 22963.
It is an arithmetic number, because the mean of its divisors is an integer number (1593648).
Almost surely, 233041140 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 33041140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38247552).
33041140 is an abundant number, since it is smaller than the sum of its proper divisors (43453964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33041140 is a wasteful number, since it uses less digits than its factorization.
33041140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1608 (or 1606 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 33041140 is about 5748.1423086072. The cubic root of 33041140 is about 320.8866685192.
Adding to 33041140 its reverse (4114033), we get a palindrome (37155173).
It can be divided in two parts, 3304 and 1140, that added together give a palindrome (4444).
The spelling of 33041140 in words is "thirty-three million, forty-one thousand, one hundred forty".
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