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13213132000 = 255319237559
BaseRepresentation
bin11000100111001000…
…00110010011100000
31021002211211122121021
430103210012103200
5204030030211000
610023043135224
7645301524505
oct142344062340
937084748537
1013213132000
115670517702
122689074514
1313275a6303
148d4ba94ac
1552500211a
hex3139064e0

13213132000 has 192 divisors, whose sum is σ = 35663846400. Its totient is φ = 4788748800.

The previous prime is 13213131941. The next prime is 13213132027. The reversal of 13213132000 is 23131231.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1744221 + ... + 1751779.

It is an arithmetic number, because the mean of its divisors is an integer number (185749200).

Almost surely, 213213132000 is an apocalyptic number.

13213132000 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 13213132000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17831923200).

13213132000 is an abundant number, since it is smaller than the sum of its proper divisors (22450714400).

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

13213132000 is a wasteful number, since it uses less digits than its factorization.

13213132000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626 (or 7608 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13213132000 its reverse (23131231), we get a palindrome (13236263231).

The spelling of 13213132000 in words is "thirteen billion, two hundred thirteen million, one hundred thirty-two thousand".