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13200320011 = 232237256561
BaseRepresentation
bin11000100101100110…
…01110011000001011
31021001221201201212011
430102303032120023
5204013240220021
610021504400351
7645054603664
oct142263163013
937057651764
1013200320011
11566426688a
1226849160b7
131324a3b858
148d31d236b
15523d20de1
hex312cce60b

13200320011 has 8 divisors (see below), whose sum is σ = 13780458144. Its totient is φ = 12620699520.

The previous prime is 13200319997. The next prime is 13200320069. The reversal of 13200320011 is 11002300231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13200320011 - 27 = 13200319883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13200319973 and 13200320000.

It is not an unprimeable number, because it can be changed into a prime (13200320611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76830 + ... + 179731.

It is an arithmetic number, because the mean of its divisors is an integer number (1722557268).

Almost surely, 213200320011 is an apocalyptic number.

13200320011 is a deficient number, since it is larger than the sum of its proper divisors (580138133).

13200320011 is a wasteful number, since it uses less digits than its factorization.

13200320011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258821.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13200320011 its reverse (11002300231), we get a palindrome (24202620242).

The spelling of 13200320011 in words is "thirteen billion, two hundred million, three hundred twenty thousand, eleven".

Divisors: 1 23 2237 51451 256561 5900903 573926957 13200320011