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540016205 = 553238449
BaseRepresentation
bin100000001011111…
…111111001001101
31101122010122222012
4200023333321031
52101221004310
6125330231005
716245030161
oct4013777115
91348118865
10540016205
11257909193
12130a25465
1387b56121
1451a10ca1
153261ec05
hex202ffe4d

540016205 has 12 divisors (see below), whose sum is σ = 660494100. Its totient is φ = 423850752.

The previous prime is 540016199. The next prime is 540016261. The reversal of 540016205 is 502610045.

It can be written as a sum of positive squares in 6 ways, for example, as 18852964 + 521163241 = 4342^2 + 22829^2 .

It is not a de Polignac number, because 540016205 - 24 = 540016189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5180 + ... + 33269.

It is an arithmetic number, because the mean of its divisors is an integer number (55041175).

Almost surely, 2540016205 is an apocalyptic number.

It is an amenable number.

540016205 is a deficient number, since it is larger than the sum of its proper divisors (120477895).

540016205 is an equidigital number, since it uses as much as digits as its factorization.

540016205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38560 (or 38507 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 540016205 is about 23238.2487507127. The cubic root of 540016205 is about 814.3334306632. Note that the first 3 decimals are identical.

It can be divided in two parts, 54001 and 6205, that added together give a palindrome (60206).

The spelling of 540016205 in words is "five hundred forty million, sixteen thousand, two hundred five".

Divisors: 1 5 53 265 2809 14045 38449 192245 2037797 10188985 108003241 540016205