Base | Representation |
---|---|
bin | 111111000010… |
… | …1110111000001 |
3 | 2022012022202121 |
4 | 1332011313001 |
5 | 31430213040 |
6 | 3140244241 |
7 | 550645525 |
oct | 176056701 |
9 | 68168677 |
10 | 33054145 |
11 | 17727083 |
12 | b0a0681 |
13 | 6b04187 |
14 | 4565d85 |
15 | 2d7dc4a |
hex | 1f85dc1 |
33054145 has 8 divisors (see below), whose sum is σ = 39871656. Its totient is φ = 26305536.
The previous prime is 33054107. The next prime is 33054157. The reversal of 33054145 is 54145033.
It can be written as a sum of positive squares in 4 ways, for example, as 14641 + 33039504 = 121^2 + 5748^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 33054145 - 27 = 33054017 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16162 + ... + 18091.
It is an arithmetic number, because the mean of its divisors is an integer number (4983957).
Almost surely, 233054145 is an apocalyptic number.
It is an amenable number.
33054145 is a deficient number, since it is larger than the sum of its proper divisors (6817511).
33054145 is a wasteful number, since it uses less digits than its factorization.
33054145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34451.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 33054145 is about 5749.2734323565. The cubic root of 33054145 is about 320.9287633514.
Adding to 33054145 its reverse (54145033), we get a palindrome (87199178).
The spelling of 33054145 in words is "thirty-three million, fifty-four thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •