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5305532521 = 231109208003
BaseRepresentation
bin1001111000011110…
…00000000001101001
3111200202021222101111
410330033000001221
541331204020041
62234243550321
7245322165562
oct47417000151
914622258344
105305532521
112282920123
12104098b3a1
13667245973
143848b5169
15210ba9981
hex13c3c0069

5305532521 has 8 divisors (see below), whose sum is σ = 5541226560. Its totient is φ = 5070256752.

The previous prime is 5305532503. The next prime is 5305532539. The reversal of 5305532521 is 1252355035.

It is an interprime number because it is at equal distance from previous prime (5305532503) and next prime (5305532539).

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

It is a cyclic number.

It is not a de Polignac number, because 5305532521 - 211 = 5305530473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5305532591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78495 + ... + 129508.

It is an arithmetic number, because the mean of its divisors is an integer number (692653320).

Almost surely, 25305532521 is an apocalyptic number.

It is an amenable number.

5305532521 is a deficient number, since it is larger than the sum of its proper divisors (235694039).

5305532521 is a wasteful number, since it uses less digits than its factorization.

5305532521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209135.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 5305532521 is about 72839.0864920751. The cubic root of 5305532521 is about 1744.1198585008.

Adding to 5305532521 its reverse (1252355035), we get a palindrome (6557887556).

The spelling of 5305532521 in words is "five billion, three hundred five million, five hundred thirty-two thousand, five hundred twenty-one".

Divisors: 1 23 1109 25507 208003 4784069 230675327 5305532521