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544382417 = 4491212433
BaseRepresentation
bin100000011100101…
…001110111010001
31101221100111021202
4200130221313101
52103330214132
6130004000545
716330113515
oct4034516721
91357314252
10544382417
1125a320627
12132390155
1388a24597
145242a145
1532bd3762
hex20729dd1

544382417 has 4 divisors (see below), whose sum is σ = 545595300. Its totient is φ = 543169536.

The previous prime is 544382407. The next prime is 544382429. The reversal of 544382417 is 714283445.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 193794241 + 350588176 = 13921^2 + 18724^2 .

It is a cyclic number.

It is not a de Polignac number, because 544382417 - 26 = 544382353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544382407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605768 + ... + 606665.

It is an arithmetic number, because the mean of its divisors is an integer number (136398825).

Almost surely, 2544382417 is an apocalyptic number.

It is an amenable number.

544382417 is a deficient number, since it is larger than the sum of its proper divisors (1212883).

544382417 is a wasteful number, since it uses less digits than its factorization.

544382417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212882.

The product of its digits is 107520, while the sum is 38.

The square root of 544382417 is about 23332.0041359503. The cubic root of 544382417 is about 816.5222616441.

The spelling of 544382417 in words is "five hundred forty-four million, three hundred eighty-two thousand, four hundred seventeen".

Divisors: 1 449 1212433 544382417