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13245144000 = 263531124561
BaseRepresentation
bin11000101010111100…
…01101101111000000
31021012002002000210220
430111132031233000
5204111224102000
610030145223040
7646140603114
oct142536155700
937162060726
1013245144000
1156875a1800
122697931a80
13133110401a
148d913d744
15527c271a0
hex31578dbc0

13245144000 has 336 divisors, whose sum is σ = 48083407008. Its totient is φ = 3210240000.

The previous prime is 13245143999. The next prime is 13245144037. The reversal of 13245144000 is 44154231.

13245144000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2901720 + ... + 2906280.

It is an arithmetic number, because the mean of its divisors is an integer number (143105378).

Almost surely, 213245144000 is an apocalyptic number.

13245144000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13245144000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24041703504).

13245144000 is an abundant number, since it is smaller than the sum of its proper divisors (34838263008).

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

13245144000 is a wasteful number, since it uses less digits than its factorization.

13245144000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4613 (or 4582 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 13245144000 its reverse (44154231), we get a palindrome (13289298231).

The spelling of 13245144000 in words is "thirteen billion, two hundred forty-five million, one hundred forty-four thousand".