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13151053 = 113116381
BaseRepresentation
bin110010001010…
…101101001101
3220202010212001
4302022231031
511331313203
61145512301
7216532156
oct62125515
926663761
1013151053
117472643
1244a2691
132955bb6
141a6492d
15124b91d
hexc8ab4d

13151053 has 4 divisors (see below), whose sum is σ = 13267548. Its totient is φ = 13034560.

The previous prime is 13151029. The next prime is 13151057. The reversal of 13151053 is 35015131.

13151053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7064964 + 6086089 = 2658^2 + 2467^2 .

It is a cyclic number.

It is not a de Polignac number, because 13151053 - 213 = 13142861 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13151053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13151057) 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, 58078 + ... + 58303.

It is an arithmetic number, because the mean of its divisors is an integer number (3316887).

Almost surely, 213151053 is an apocalyptic number.

It is an amenable number.

13151053 is a deficient number, since it is larger than the sum of its proper divisors (116495).

13151053 is a wasteful number, since it uses less digits than its factorization.

13151053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116494.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 13151053 is about 3626.4380595841. The cubic root of 13151053 is about 236.0406721532.

Adding to 13151053 its reverse (35015131), we get a palindrome (48166184).

The spelling of 13151053 in words is "thirteen million, one hundred fifty-one thousand, fifty-three".

Divisors: 1 113 116381 13151053