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13152619872 = 25327471271093
BaseRepresentation
bin11000011111111010…
…10000110101100000
31020221121222022120100
430033331100311200
5203414032313442
610013042142400
7643635265350
oct141775206540
936847868510
1013152619872
11563a346a87
122670951a00
131317baa212
148cab36b60
1551ea4c84c
hex30ff50d60

13152619872 has 288 divisors, whose sum is σ = 44039503872. Its totient is φ = 3645637632.

The previous prime is 13152619849. The next prime is 13152619967. The reversal of 13152619872 is 27891625131.

13152619872 is a `hidden beast` number, since 1 + 31 + 526 + 1 + 98 + 7 + 2 = 666.

13152619872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (288).

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, 12032958 + ... + 12034050.

It is an arithmetic number, because the mean of its divisors is an integer number (152914944).

Almost surely, 213152619872 is an apocalyptic number.

13152619872 is a gapful number since it is divisible by the number (12) 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 13152619872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22019751936).

13152619872 is an abundant number, since it is smaller than the sum of its proper divisors (30886884000).

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

13152619872 is a wasteful number, since it uses less digits than its factorization.

13152619872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290 (or 1279 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The spelling of 13152619872 in words is "thirteen billion, one hundred fifty-two million, six hundred nineteen thousand, eight hundred seventy-two".