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13144155352 = 2310116267519
BaseRepresentation
bin11000011110111001…
…11110010011011000
31020221001001021102121
430033130332103120
5203404400432402
610012140511024
7643503322426
oct141734762330
936831037377
1013144155352
115635595509
122669b4b474
131316205523
148c9972116
1551de29837
hex30f73e4d8

13144155352 has 16 divisors (see below), whose sum is σ = 24889305600. Its totient is φ = 6507007200.

The previous prime is 13144155347. The next prime is 13144155359. The reversal of 13144155352 is 25355144131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13144155359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8132952 + ... + 8134567.

It is an arithmetic number, because the mean of its divisors is an integer number (1555581600).

Almost surely, 213144155352 is an apocalyptic number.

It is an amenable number.

13144155352 is a deficient number, since it is larger than the sum of its proper divisors (11745150248).

13144155352 is a wasteful number, since it uses less digits than its factorization.

13144155352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16267626 (or 16267622 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

Adding to 13144155352 its reverse (25355144131), we get a palindrome (38499299483).

The spelling of 13144155352 in words is "thirteen billion, one hundred forty-four million, one hundred fifty-five thousand, three hundred fifty-two".

Divisors: 1 2 4 8 101 202 404 808 16267519 32535038 65070076 130140152 1643019419 3286038838 6572077676 13144155352