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4508434385 = 572139714593
BaseRepresentation
bin1000011001011100…
…10011111111010001
3102122012102012022022
410030232103333101
533213124400020
62023211221225
7216503026400
oct41456237721
912565365268
104508434385
111a03991534
12a59a47815
1356b06a870
1430aaa3637
151b5c07625
hex10cb93fd1

4508434385 has 48 divisors (see below), whose sum is σ = 6847855056. Its totient is φ = 2824077312.

The previous prime is 4508434379. The next prime is 4508434499. The reversal of 4508434385 is 5834348054.

It can be written as a sum of positive squares in 8 ways, for example, as 1182259456 + 3326174929 = 34384^2 + 57673^2 .

It is not a de Polignac number, because 4508434385 - 24 = 4508434369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 301649 + ... + 316241.

It is an arithmetic number, because the mean of its divisors is an integer number (142663647).

Almost surely, 24508434385 is an apocalyptic number.

It is an amenable number.

4508434385 is a deficient number, since it is larger than the sum of its proper divisors (2339420671).

4508434385 is a wasteful number, since it uses less digits than its factorization.

4508434385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14722 (or 14715 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 44.

The square root of 4508434385 is about 67144.8760889467. The cubic root of 4508434385 is about 1651.9944520066.

The spelling of 4508434385 in words is "four billion, five hundred eight million, four hundred thirty-four thousand, three hundred eighty-five".

Divisors: 1 5 7 13 35 49 65 91 97 245 455 485 637 679 1261 3185 3395 4753 6305 8827 14593 23765 44135 61789 72965 102151 189709 308945 510755 715057 948545 1327963 1415521 3575285 6639815 7077605 9295741 9908647 18401773 46478705 49543235 69360529 92008865 128812411 346802645 644062055 901686877 4508434385