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4505043445 = 57128715527
BaseRepresentation
bin1000011001000010…
…11000000111110101
3102121222000220210221
410030201120013311
533211242342240
62023010414341
7216432144310
oct41441300765
912558026727
104505043445
111a01a85901
12a588913b1
1356a4512a6
1430a45d977
151b5787a4a
hex10c8581f5

4505043445 has 8 divisors (see below), whose sum is σ = 6178345344. Its totient is φ = 3089172624.

The previous prime is 4505043421. The next prime is 4505043449. The reversal of 4505043445 is 5443405054.

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-4505043445 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4505043445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4505043449) 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, 64357729 + ... + 64357798.

It is an arithmetic number, because the mean of its divisors is an integer number (772293168).

Almost surely, 24505043445 is an apocalyptic number.

It is an amenable number.

4505043445 is a deficient number, since it is larger than the sum of its proper divisors (1673301899).

4505043445 is a wasteful number, since it uses less digits than its factorization.

4505043445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128715539.

The product of its (nonzero) digits is 96000, while the sum is 34.

The square root of 4505043445 is about 67119.6204175798. The cubic root of 4505043445 is about 1651.5801752229.

Adding to 4505043445 its reverse (5443405054), we get a palindrome (9948448499).

The spelling of 4505043445 in words is "four billion, five hundred five million, forty-three thousand, four hundred forty-five".

Divisors: 1 5 7 35 128715527 643577635 901008689 4505043445