Search a number
-
+
13584130560 = 29325711131931
BaseRepresentation
bin11001010011010110…
…10110001000000000
31022001200221022221200
430221223112020000
5210310014134220
610123535021200
7660425130120
oct145153261000
938050838850
1013584130560
115840984390
12277136a800
1313864022a0
1492c180c80
15547887890
hex329ad6200

13584130560 has 1920 divisors, whose sum is σ = 68635607040. Its totient is φ = 2388787200.

The previous prime is 13584130519. The next prime is 13584130561. The reversal of 13584130560 is 6503148531.

13584130560 is a `hidden beast` number, since 1 + 3 + 5 + 84 + 13 + 0 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (1920).

It is a harmonic number, since the harmonic mean of its divisors is an integer.

It is a super-2 number, since 2×135841305602 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13584130561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 438197745 + ... + 438197775.

It is an arithmetic number, because the mean of its divisors is an integer number (35747712).

Almost surely, 213584130560 is an apocalyptic number.

13584130560 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 13584130560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34317803520).

13584130560 is an abundant number, since it is smaller than the sum of its proper divisors (55051476480).

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

13584130560 is a wasteful number, since it uses less digits than its factorization.

13584130560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 13584130560 in words is "thirteen billion, five hundred eighty-four million, one hundred thirty thousand, five hundred sixty".