Base | Representation |
---|---|
bin | 1010101110111… |
… | …1100001110101 |
3 | 10010201022121121 |
4 | 2223233201311 |
5 | 43011140201 |
6 | 4244543541 |
7 | 1054450303 |
oct | 253574165 |
9 | 103638547 |
10 | 45021301 |
11 | 23460196 |
12 | 130b1bb1 |
13 | 9434230 |
14 | 5d9d273 |
15 | 3e449a1 |
hex | 2aef875 |
45021301 has 12 divisors (see below), whose sum is σ = 49664748. Its totient is φ = 40569984.
The previous prime is 45021283. The next prime is 45021323. The reversal of 45021301 is 10312054.
It can be written as a sum of positive squares in 2 ways, for example, as 3418801 + 41602500 = 1849^2 + 6450^2 .
It is not a de Polignac number, because 45021301 - 217 = 44890229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45021391) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23101 + ... + 24973.
It is an arithmetic number, because the mean of its divisors is an integer number (4138729).
Almost surely, 245021301 is an apocalyptic number.
It is an amenable number.
45021301 is a deficient number, since it is larger than the sum of its proper divisors (4643447).
45021301 is a wasteful number, since it uses less digits than its factorization.
45021301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1972 (or 1929 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 45021301 is about 6709.7914274588. The cubic root of 45021301 is about 355.7454441029.
Adding to 45021301 its reverse (10312054), we get a palindrome (55333355).
The spelling of 45021301 in words is "forty-five million, twenty-one thousand, three hundred one".
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