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13200321210 = 2352915172783
BaseRepresentation
bin11000100101100110…
…01110101010111010
31021001221201210111120
430102303032222322
5204013240234320
610021504410110
7645054610326
oct142263165272
937057653446
1013200321210
11566426777a
122684916936
131324a3c26b
148d31d2986
15523d21440
hex312cceaba

13200321210 has 32 divisors (see below), whose sum is σ = 32773213440. Its totient is φ = 3398703168.

The previous prime is 13200321191. The next prime is 13200321227. The reversal of 13200321210 is 1212300231.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 13200321210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7585522 + ... + 7587261.

It is an arithmetic number, because the mean of its divisors is an integer number (1024162920).

Almost surely, 213200321210 is an apocalyptic number.

13200321210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13200321210 is an abundant number, since it is smaller than the sum of its proper divisors (19572892230).

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

13200321210 is a wasteful number, since it uses less digits than its factorization.

13200321210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15172822.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13200321210 its reverse (1212300231), we get a palindrome (14412621441).

The spelling of 13200321210 in words is "thirteen billion, two hundred million, three hundred twenty-one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 15172783 30345566 45518349 75863915 91036698 151727830 227591745 440010707 455183490 880021414 1320032121 2200053535 2640064242 4400107070 6600160605 13200321210