Base | Representation |
---|---|
bin | 10001010001100110100001 |
3 | 22112001222220 |
4 | 101101212201 |
5 | 2124403140 |
6 | 241021253 |
7 | 53330520 |
oct | 21214641 |
9 | 8461886 |
10 | 4528545 |
11 | 26133aa |
12 | 1624829 |
13 | c27318 |
14 | 85c4b7 |
15 | 5e6bd0 |
hex | 4519a1 |
4528545 has 64 divisors (see below), whose sum is σ = 9123840. Its totient is φ = 1870848.
The previous prime is 4528543. The next prime is 4528547. The reversal of 4528545 is 5458254.
4528545 is a nontrivial binomial coefficient, being equal to C(3010, 2).
It is an interprime number because it is at equal distance from previous prime (4528543) and next prime (4528547).
It is not a de Polignac number, because 4528545 - 21 = 4528543 is a prime.
It is not an unprimeable number, because it can be changed into a prime (4528543) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 76726 + ... + 76784.
It is an arithmetic number, because the mean of its divisors is an integer number (142560).
Almost surely, 24528545 is an apocalyptic number.
4528545 is the 3009-th triangular number and also the 1505-th hexagonal number.
It is an amenable number.
4528545 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
4528545 is a wasteful number, since it uses less digits than its factorization.
4528545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134.
The product of its digits is 32000, while the sum is 33.
The square root of 4528545 is about 2128.0378286111. The cubic root of 4528545 is about 165.4447139961. Note that the first 3 decimals are identical.
The spelling of 4528545 in words is "four million, five hundred twenty-eight thousand, five hundred forty-five".
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