Base | Representation |
---|---|
bin | 11010100010000… |
… | …010111110100001 |
3 | 1011000121002021111 |
4 | 122202002332201 |
5 | 1402423221310 |
6 | 112100423321 |
7 | 14013364663 |
oct | 3242027641 |
9 | 1130532244 |
10 | 445132705 |
11 | 2092a1876 |
12 | 1050a7b41 |
13 | 712b4444 |
14 | 43192533 |
15 | 2912b28a |
hex | 1a882fa1 |
445132705 has 4 divisors (see below), whose sum is σ = 534159252. Its totient is φ = 356106160.
The previous prime is 445132697. The next prime is 445132747. The reversal of 445132705 is 507231544.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 314281984 + 130850721 = 17728^2 + 11439^2 .
It is not a de Polignac number, because 445132705 - 23 = 445132697 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44513266 + ... + 44513275.
It is an arithmetic number, because the mean of its divisors is an integer number (133539813).
Almost surely, 2445132705 is an apocalyptic number.
It is an amenable number.
445132705 is a deficient number, since it is larger than the sum of its proper divisors (89026547).
445132705 is an equidigital number, since it uses as much as digits as its factorization.
445132705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89026546.
The product of its (nonzero) digits is 16800, while the sum is 31.
The square root of 445132705 is about 21098.1682854223. The cubic root of 445132705 is about 763.5365560286.
The spelling of 445132705 in words is "four hundred forty-five million, one hundred thirty-two thousand, seven hundred five".
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