Base | Representation |
---|---|
bin | 11010100001100… |
… | …011110101001100 |
3 | 1011000100121021120 |
4 | 122201203311030 |
5 | 1402410131012 |
6 | 112054000540 |
7 | 14012324025 |
oct | 3241436514 |
9 | 1130317246 |
10 | 445005132 |
11 | 209214a40 |
12 | 105046150 |
13 | 7126b360 |
14 | 4315bc4c |
15 | 2910358c |
hex | 1a863d4c |
445005132 has 96 divisors (see below), whose sum is σ = 1227744000. Its totient is φ = 123674880.
The previous prime is 445005131. The next prime is 445005149. The reversal of 445005132 is 231500544.
It is not an unprimeable number, because it can be changed into a prime (445005131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296119 + ... + 297617.
It is an arithmetic number, because the mean of its divisors is an integer number (12789000).
Almost surely, 2445005132 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 445005132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613872000).
445005132 is an abundant number, since it is smaller than the sum of its proper divisors (782738868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445005132 is a wasteful number, since it uses less digits than its factorization.
445005132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1703 (or 1701 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 445005132 is about 21095.1447494441. The cubic root of 445005132 is about 763.4636070295.
Adding to 445005132 its reverse (231500544), we get a palindrome (676505676).
The spelling of 445005132 in words is "four hundred forty-five million, five thousand, one hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •