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544042513 = 7593131063
BaseRepresentation
bin100000011011010…
…110111000010001
31101220201020000201
4200123112320101
52103233330023
6125552415201
716324166530
oct4033267021
91356636021
10544042513
1125a109213
12132247501
1388935961
145237c317
1532b67bad
hex206d6e11

544042513 has 8 divisors (see below), whose sum is σ = 622816128. Its totient is φ = 465532224.

The previous prime is 544042511. The next prime is 544042537. The reversal of 544042513 is 315240445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 544042513 - 21 = 544042511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544042511) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 61381 + ... + 69682.

It is an arithmetic number, because the mean of its divisors is an integer number (77852016).

Almost surely, 2544042513 is an apocalyptic number.

It is an amenable number.

544042513 is a deficient number, since it is larger than the sum of its proper divisors (78773615).

544042513 is a wasteful number, since it uses less digits than its factorization.

544042513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131663.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 544042513 is about 23324.7189264951. The cubic root of 544042513 is about 816.3522849525.

Adding to 544042513 its reverse (315240445), we get a palindrome (859282958).

The spelling of 544042513 in words is "five hundred forty-four million, forty-two thousand, five hundred thirteen".

Divisors: 1 7 593 4151 131063 917441 77720359 544042513