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5325642529 = 729772
BaseRepresentation
bin1001111010110111…
…01101101100100001
3111202011010200010121
410331123231230201
541401331030104
62240243000241
7245655133414
oct47533555441
914664120117
105325642529
112293206069
121047669081
1366b46718c
1438742bb7b
1521282d254
hex13d6edb21

5325642529 has 3 divisors (see below), whose sum is σ = 5325715507. Its totient is φ = 5325569552.

The previous prime is 5325642463. The next prime is 5325642533. The reversal of 5325642529 is 9252465235.

The square root of 5325642529 is 72977.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 749390625 + 4576251904 = 27375^2 + 67648^2 .

It is not a de Polignac number, because 5325642529 - 221 = 5323545377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5325642559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 36489 + ... + 109465.

Almost surely, 25325642529 is an apocalyptic number.

5325642529 is the 72977-th square number.

5325642529 is the 36489-th centered octagonal number.

It is an amenable number.

5325642529 is a deficient number, since it is larger than the sum of its proper divisors (72978).

5325642529 is an frugal number, since it uses more digits than its factorization.

5325642529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145954 (or 72977 counting only the distinct ones).

The product of its digits is 648000, while the sum is 43.

The cubic root of 5325642529 is about 1746.3207084166.

The spelling of 5325642529 in words is "five billion, three hundred twenty-five million, six hundred forty-two thousand, five hundred twenty-nine".

Divisors: 1 72977 5325642529