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13443032053 = 114957246539
BaseRepresentation
bin11001000010100010…
…00110001111110101
31021200212102210012001
430201101012033311
5210012404011203
610101534455301
7654062613163
oct144121061765
937625383161
1013443032053
115779271a50
122732064531
1313630cbc49
14917532233
1553a2b591d
hex3214463f5

13443032053 has 8 divisors (see below), whose sum is σ = 14668143840. Its totient is φ = 12218423280.

The previous prime is 13443032039. The next prime is 13443032063. The reversal of 13443032053 is 35023034431.

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 13443032053 - 217 = 13442900981 is a prime.

It is a super-2 number, since 2×134430320532 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443032033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68743 + ... + 177796.

It is an arithmetic number, because the mean of its divisors is an integer number (1833517980).

Almost surely, 213443032053 is an apocalyptic number.

It is an amenable number.

13443032053 is a deficient number, since it is larger than the sum of its proper divisors (1225111787).

13443032053 is a wasteful number, since it uses less digits than its factorization.

13443032053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251507.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 13443032053 its reverse (35023034431), we get a palindrome (48466066484).

The spelling of 13443032053 in words is "thirteen billion, four hundred forty-three million, thirty-two thousand, fifty-three".

Divisors: 1 11 4957 54527 246539 2711929 1222093823 13443032053