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13444020102 = 2312717643071
BaseRepresentation
bin11001000010101001…
…10111011110000110
31021200221021222112110
430201110313132012
5210013132120402
610102012001450
7654104166612
oct144124673606
937627258473
1013444020102
115779887317
122732460286
1313633868a6
1491770c342
1553a40d56c
hex321537786

13444020102 has 16 divisors (see below), whose sum is σ = 27099758592. Its totient is φ = 4446053640.

The previous prime is 13444020097. The next prime is 13444020103. The reversal of 13444020102 is 20102044431.

13444020102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13444020103) 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, 8820774 + ... + 8822297.

It is an arithmetic number, because the mean of its divisors is an integer number (1693734912).

Almost surely, 213444020102 is an apocalyptic number.

13444020102 is an abundant number, since it is smaller than the sum of its proper divisors (13655738490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13444020102 is a wasteful number, since it uses less digits than its factorization.

13444020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17643203.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 13444020102 its reverse (20102044431), we get a palindrome (33546064533).

The spelling of 13444020102 in words is "thirteen billion, four hundred forty-four million, twenty thousand, one hundred two".

Divisors: 1 2 3 6 127 254 381 762 17643071 35286142 52929213 105858426 2240670017 4481340034 6722010051 13444020102