Base | Representation |
---|---|
bin | 1000010011010100… |
… | …01110001100101101 |
3 | 102111121200121100200 |
4 | 10021222032030231 |
5 | 33111444433240 |
6 | 2014133344113 |
7 | 215310063600 |
oct | 41152161455 |
9 | 12447617320 |
10 | 4457030445 |
11 | 1987971a3a |
12 | a44798039 |
13 | 56051042a |
14 | 303d22337 |
15 | 1b1451930 |
hex | 109a8e32d |
4457030445 has 144 divisors (see below), whose sum is σ = 9500924160. Its totient is φ = 1924086528.
The previous prime is 4457030441. The next prime is 4457030447. The reversal of 4457030445 is 5440307544.
4457030445 is a `hidden beast` number, since 44 + 570 + 3 + 0 + 4 + 45 = 666.
It is not a de Polignac number, because 4457030445 - 22 = 4457030441 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4457030441) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3004674 + ... + 3006156.
It is an arithmetic number, because the mean of its divisors is an integer number (65978640).
Almost surely, 24457030445 is an apocalyptic number.
4457030445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
4457030445 is an abundant number, since it is smaller than the sum of its proper divisors (5043893715).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4457030445 is a wasteful number, since it uses less digits than its factorization.
4457030445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1584 (or 1574 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 36.
The square root of 4457030445 is about 66760.9949371637. The cubic root of 4457030445 is about 1645.6919075158.
Adding to 4457030445 its reverse (5440307544), we get a palindrome (9897337989).
The spelling of 4457030445 in words is "four billion, four hundred fifty-seven million, thirty thousand, four hundred forty-five".
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