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13103214453 = 33769329177
BaseRepresentation
bin11000011010000001…
…10010111101110101
31020211012000021002000
430031000302331311
5203313410330303
610004115205513
7642465325260
oct141500627565
936735007060
1013103214453
115614471a5a
1226582a6899
13130a89c644
148c4355cd7
1551a53dda3
hex30d032f75

13103214453 has 16 divisors (see below), whose sum is σ = 22185336960. Its totient is φ = 7487551008.

The previous prime is 13103214451. The next prime is 13103214529. The reversal of 13103214453 is 35441230131.

It is a happy number.

13103214453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13103214453 - 21 = 13103214451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103214451) 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 15 ways as a sum of consecutive naturals, for example, 34664400 + ... + 34664777.

It is an arithmetic number, because the mean of its divisors is an integer number (1386583560).

Almost surely, 213103214453 is an apocalyptic number.

It is an amenable number.

13103214453 is a deficient number, since it is larger than the sum of its proper divisors (9082122507).

13103214453 is an equidigital number, since it uses as much as digits as its factorization.

13103214453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69329193 (or 69329187 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 13103214453 its reverse (35441230131), we get a palindrome (48544444584).

The spelling of 13103214453 in words is "thirteen billion, one hundred three million, two hundred fourteen thousand, four hundred fifty-three".

Divisors: 1 3 7 9 21 27 63 189 69329177 207987531 485304239 623962593 1455912717 1871887779 4367738151 13103214453