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553541513 = 74713712281
BaseRepresentation
bin100000111111100…
…101111110001001
31102120120211012112
4200333211332021
52113201312023
6130532152105
716501011440
oct4077457611
91376524175
10553541513
11264506a28
12135468635
138a8b0475
1453731d57
15338e2478
hex20fe5f89

553541513 has 16 divisors (see below), whose sum is σ = 650847744. Its totient is φ = 460942080.

The previous prime is 553541477. The next prime is 553541519. The reversal of 553541513 is 315145355.

It is a cyclic number.

It is not a de Polignac number, because 553541513 - 26 = 553541449 is a prime.

It is a super-2 number, since 2×5535415132 = 612816413228658338, which contains 22 as substring.

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 553541513.

It is not an unprimeable number, because it can be changed into a prime (553541519) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 38933 + ... + 51213.

It is an arithmetic number, because the mean of its divisors is an integer number (40677984).

Almost surely, 2553541513 is an apocalyptic number.

It is an amenable number.

553541513 is a deficient number, since it is larger than the sum of its proper divisors (97306231).

553541513 is a wasteful number, since it uses less digits than its factorization.

553541513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12472.

The product of its digits is 22500, while the sum is 32.

The square root of 553541513 is about 23527.4629528983. The cubic root of 553541513 is about 821.0760773426.

Adding to 553541513 its reverse (315145355), we get a palindrome (868686868).

The spelling of 553541513 in words is "five hundred fifty-three million, five hundred forty-one thousand, five hundred thirteen".

Divisors: 1 7 47 137 329 959 6439 12281 45073 85967 577207 1682497 4040449 11777479 79077359 553541513