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13053510541 = 34937402609
BaseRepresentation
bin11000010100000110…
…01100001110001101
31020200201111001010101
430022003030032031
5203213144314131
65555142011101
7641323003021
oct141203141615
936621431111
1013053510541
115599403745
122643716a91
1313004b8c46
148bb8d8381
15515ec1c61
hex30a0cc38d

13053510541 has 4 divisors (see below), whose sum is σ = 13090913500. Its totient is φ = 13016107584.

The previous prime is 13053510539. The next prime is 13053510577. The reversal of 13053510541 is 14501535031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14501535031 = 142710162253.

It can be written as a sum of positive squares in 2 ways, for example, as 4458366441 + 8595144100 = 66771^2 + 92710^2 .

It is a cyclic number.

It is not a de Polignac number, because 13053510541 - 21 = 13053510539 is a prime.

It is a super-2 number, since 2×130535105412 (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 (13053510521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18700956 + ... + 18701653.

It is an arithmetic number, because the mean of its divisors is an integer number (3272728375).

Almost surely, 213053510541 is an apocalyptic number.

It is an amenable number.

13053510541 is a deficient number, since it is larger than the sum of its proper divisors (37402959).

13053510541 is an equidigital number, since it uses as much as digits as its factorization.

13053510541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37402958.

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 13053510541 in words is "thirteen billion, fifty-three million, five hundred ten thousand, five hundred forty-one".

Divisors: 1 349 37402609 13053510541