Base | Representation |
---|---|
bin | 11010100011011… |
… | …100101001100001 |
3 | 1011001021202010001 |
4 | 122203130221201 |
5 | 1403022000001 |
6 | 112112340001 |
7 | 14016454552 |
oct | 3243345141 |
9 | 1131252101 |
10 | 445500001 |
11 | 209522821 |
12 | 105244601 |
13 | 713b268b |
14 | 4324a329 |
15 | 291a0001 |
hex | 1a8dca61 |
445500001 has 8 divisors (see below), whose sum is σ = 461260800. Its totient is φ = 429765840.
The previous prime is 445499987. The next prime is 445500007. The reversal of 445500001 is 100005544.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-445500001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (445500007) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31086 + ... + 43096.
It is an arithmetic number, because the mean of its divisors is an integer number (57657600).
Almost surely, 2445500001 is an apocalyptic number.
It is an amenable number.
445500001 is a deficient number, since it is larger than the sum of its proper divisors (15760799).
445500001 is a wasteful number, since it uses less digits than its factorization.
445500001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13319.
The product of its (nonzero) digits is 400, while the sum is 19.
The square root of 445500001 is about 21106.8709428944. The cubic root of 445500001 is about 763.7465060204.
Adding to 445500001 its reverse (100005544), we get a palindrome (545505545).
The spelling of 445500001 in words is "four hundred forty-five million, five hundred thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •