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13239103200 = 2535229375397
BaseRepresentation
bin11000101010001110…
…01010111011100000
31021011122201010101120
430111013022323200
5204103202300300
610025411532240
7646035343341
oct142507127340
937148633346
1013239103200
115684146204
1226958ba080
13132ca9a59b
148d840a0c8
155274323a0
hex3151caee0

13239103200 has 576 divisors, whose sum is σ = 47128858560. Its totient is φ = 3220439040.

The previous prime is 13239103187. The next prime is 13239103211. The reversal of 13239103200 is 230193231.

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 polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 136485552 + ... + 136485648.

It is an arithmetic number, because the mean of its divisors is an integer number (81820935).

Almost surely, 213239103200 is an apocalyptic number.

13239103200 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 13239103200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23564429280).

13239103200 is an abundant number, since it is smaller than the sum of its proper divisors (33889755360).

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

13239103200 is a wasteful number, since it uses less digits than its factorization.

13239103200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 226 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 13239103200 its reverse (230193231), we get a palindrome (13469296431).

The spelling of 13239103200 in words is "thirteen billion, two hundred thirty-nine million, one hundred three thousand, two hundred".