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13202320272 = 2434325724889
BaseRepresentation
bin11000100101110101…
…10110101110010000
31021002002111100200220
430102322312232100
5204014243222042
610022015313040
7645110604441
oct142272665620
937062440626
1013202320272
115665402699
12268551b780
13132528c13b
148d35932c8
155240b88ec
hex312eb6b90

13202320272 has 80 divisors (see below), whose sum is σ = 35036358720. Its totient is φ = 4281532416.

The previous prime is 13202320223. The next prime is 13202320273. The reversal of 13202320272 is 27202320231.

13202320272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (13202320273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518004 + ... + 542892.

It is an arithmetic number, because the mean of its divisors is an integer number (437954484).

Almost surely, 213202320272 is an apocalyptic number.

13202320272 is a gapful number since it is divisible by the number (12) 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 13202320272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17518179360).

13202320272 is an abundant number, since it is smaller than the sum of its proper divisors (21834038448).

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

13202320272 is a wasteful number, since it uses less digits than its factorization.

13202320272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25200 (or 25194 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The spelling of 13202320272 in words is "thirteen billion, two hundred two million, three hundred twenty thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 43 48 86 129 172 257 258 344 514 516 688 771 1028 1032 1542 2056 2064 3084 4112 6168 11051 12336 22102 24889 33153 44204 49778 66306 74667 88408 99556 132612 149334 176816 199112 265224 298668 398224 530448 597336 1070227 1194672 2140454 3210681 4280908 6396473 6421362 8561816 12792946 12842724 17123632 19189419 25585892 25685448 38378838 51171784 51370896 76757676 102343568 153515352 275048339 307030704 550096678 825145017 1100193356 1650290034 2200386712 3300580068 4400773424 6601160136 13202320272