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13231030303200 = 2535237313747497
BaseRepresentation
bin1100000010001001011011…
…0111000111100111100000
31201211212121020202221102210
43000202112313013213200
53213234122224200300
644050130145442120
72533624156645563
oct300422667074740
951755536687383
1013231030303200
114241280745a76
121598319340340
1374c8b0959838
1433a55730a4da
1517e281e00050
hexc0896dc79e0

13231030303200 has 288 divisors, whose sum is σ = 44246008011744. Its totient is φ = 3431749386240.

The previous prime is 13231030303187. The next prime is 13231030303219. The reversal of 13231030303200 is 230303013231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 278541852 + ... + 278589348.

It is an arithmetic number, because the mean of its divisors is an integer number (153631972263).

Almost surely, 213231030303200 is an apocalyptic number.

13231030303200 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 13231030303200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22123004005872).

13231030303200 is an abundant number, since it is smaller than the sum of its proper divisors (31014977708544).

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

13231030303200 is a wasteful number, since it uses less digits than its factorization.

13231030303200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50694 (or 50681 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 13231030303200 its reverse (230303013231), we get a palindrome (13461333316431).

The spelling of 13231030303200 in words is "thirteen trillion, two hundred thirty-one billion, thirty million, three hundred three thousand, two hundred".