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13542325244 = 2271094437197
BaseRepresentation
bin11001001110010111…
…10111101111111100
31021221210021101211122
430213023313233330
5210213313401434
610115443010112
7656406602540
oct144713675774
937853241748
1013542325244
11581a320438
12275b369938
13137a855b06
149267bba20
15543d7ac2e
hex3272f7bfc

13542325244 has 24 divisors (see below), whose sum is σ = 27333139680. Its totient is φ = 5750606016.

The previous prime is 13542325217. The next prime is 13542325249. The reversal of 13542325244 is 44252324531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13542325249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2215547 + ... + 2221650.

It is an arithmetic number, because the mean of its divisors is an integer number (1138880820).

Almost surely, 213542325244 is an apocalyptic number.

13542325244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13542325244 is an abundant number, since it is smaller than the sum of its proper divisors (13790814436).

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

13542325244 is a wasteful number, since it uses less digits than its factorization.

13542325244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4437317 (or 4437315 counting only the distinct ones).

The product of its digits is 115200, while the sum is 35.

Adding to 13542325244 its reverse (44252324531), we get a palindrome (57794649775).

The spelling of 13542325244 in words is "thirteen billion, five hundred forty-two million, three hundred twenty-five thousand, two hundred forty-four".

Divisors: 1 2 4 7 14 28 109 218 436 763 1526 3052 4437197 8874394 17748788 31060379 62120758 124241516 483654473 967308946 1934617892 3385581311 6771162622 13542325244