Base | Representation |
---|---|
bin | 111111011001… |
… | …1100000110100 |
3 | 2022112211021100 |
4 | 1332303200310 |
5 | 32002204030 |
6 | 3144250100 |
7 | 552354642 |
oct | 176634064 |
9 | 68484240 |
10 | 33241140 |
11 | 17844619 |
12 | b170930 |
13 | 6b6b31a |
14 | 45b4192 |
15 | 2db9360 |
hex | 1fb3834 |
33241140 has 72 divisors (see below), whose sum is σ = 101582208. Its totient is φ = 8798400.
The previous prime is 33241121. The next prime is 33241181. The reversal of 33241140 is 4114233.
It is a super-2 number, since 2×332411402 = 2209946776999200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26569 + ... + 27791.
It is an arithmetic number, because the mean of its divisors is an integer number (1410864).
Almost surely, 233241140 is an apocalyptic number.
33241140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 33241140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50791104).
33241140 is an abundant number, since it is smaller than the sum of its proper divisors (68341068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33241140 is a wasteful number, since it uses less digits than its factorization.
33241140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1389 (or 1384 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 33241140 is about 5765.5129867168. The cubic root of 33241140 is about 321.5328152891.
Adding to 33241140 its reverse (4114233), we get a palindrome (37355373).
The spelling of 33241140 in words is "thirty-three million, two hundred forty-one thousand, one hundred forty".
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