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13531113303 = 320507219943
BaseRepresentation
bin11001001101000010…
…00110011101010111
31021221000011202221120
430212201012131113
5210202431111203
610114402415023
7656212364631
oct144641063527
937830152846
1013531113303
115813a62774
122757661473
13137842b726
149250dda51
15542db3b53
hex326846757

13531113303 has 8 divisors (see below), whose sum is σ = 18042446208. Its totient is φ = 9020261304.

The previous prime is 13531113301. The next prime is 13531113313. The reversal of 13531113303 is 30331113531.

13531113303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13531113303 - 21 = 13531113301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13531113301) 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 7 ways as a sum of consecutive naturals, for example, 48451 + ... + 171492.

It is an arithmetic number, because the mean of its divisors is an integer number (2255305776).

Almost surely, 213531113303 is an apocalyptic number.

13531113303 is a deficient number, since it is larger than the sum of its proper divisors (4511332905).

13531113303 is a wasteful number, since it uses less digits than its factorization.

13531113303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240453.

The product of its (nonzero) digits is 1215, while the sum is 24.

Adding to 13531113303 its reverse (30331113531), we get a palindrome (43862226834).

The spelling of 13531113303 in words is "thirteen billion, five hundred thirty-one million, one hundred thirteen thousand, three hundred three".

Divisors: 1 3 20507 61521 219943 659829 4510371101 13531113303