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5131632543 = 310116936081
BaseRepresentation
bin1001100011101111…
…00111111110011111
3111020122001221110120
410301313213332133
541002144220133
62205112410023
7241111104552
oct46167477637
914218057416
105131632543
1121a3744534
12bb26a6913
1363a1c947b
14369768699
152007a8ab3
hex131de7f9f

5131632543 has 8 divisors (see below), whose sum is σ = 6909921456. Its totient is φ = 3387216000.

The previous prime is 5131632509. The next prime is 5131632553. The reversal of 5131632543 is 3452361315.

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

It is not a de Polignac number, because 5131632543 - 28 = 5131632287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131632553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8467738 + ... + 8468343.

It is an arithmetic number, because the mean of its divisors is an integer number (863740182).

Almost surely, 25131632543 is an apocalyptic number.

5131632543 is a deficient number, since it is larger than the sum of its proper divisors (1778288913).

5131632543 is a wasteful number, since it uses less digits than its factorization.

5131632543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16936185.

The product of its digits is 32400, while the sum is 33.

The square root of 5131632543 is about 71635.4140282584. The cubic root of 5131632543 is about 1724.8520540203.

Adding to 5131632543 its reverse (3452361315), we get a palindrome (8583993858).

The spelling of 5131632543 in words is "five billion, one hundred thirty-one million, six hundred thirty-two thousand, five hundred forty-three".

Divisors: 1 3 101 303 16936081 50808243 1710544181 5131632543