Base | Representation |
---|---|
bin | 1111010111100001111101 |
3 | 21120200010020 |
4 | 33113201331 |
5 | 2012403131 |
6 | 222202353 |
7 | 46146006 |
oct | 17274175 |
9 | 7520106 |
10 | 4028541 |
11 | 2301780 |
12 | 14233b9 |
13 | ab086a |
14 | 76c1ad |
15 | 548996 |
hex | 3d787d |
4028541 has 32 divisors (see below), whose sum is σ = 6386688. Its totient is φ = 2231040.
The previous prime is 4028539. The next prime is 4028561. The reversal of 4028541 is 1458204.
4028541 is a nontrivial binomial coefficient, being equal to C(2839, 2).
It is not a de Polignac number, because 4028541 - 21 = 4028539 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4028561) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24040 + ... + 24206.
It is an arithmetic number, because the mean of its divisors is an integer number (199584).
Almost surely, 24028541 is an apocalyptic number.
4028541 is the 2838-th triangular number.
It is an amenable number.
4028541 is a deficient number, since it is larger than the sum of its proper divisors (2358147).
4028541 is a wasteful number, since it uses less digits than its factorization.
4028541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 241.
The product of its (nonzero) digits is 1280, while the sum is 24.
The square root of 4028541 is about 2007.1225672589. The cubic root of 4028541 is about 159.1167608799.
The spelling of 4028541 in words is "four million, twenty-eight thousand, five hundred forty-one".
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