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13007200 = 255271229
BaseRepresentation
bin110001100111…
…100101100000
3220110211112011
4301213211200
511312212300
61142442304
7215362603
oct61474540
926424464
1013007200
117384558
124433394
13290558b
141a2833a
15121deba
hexc67960

13007200 has 72 divisors (see below), whose sum is σ = 32341680. Its totient is φ = 5107200.

The previous prime is 13007173. The next prime is 13007219. The reversal of 13007200 is 270031.

13007200 = T216 + T217 + ... + T444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56686 + ... + 56914.

It is an arithmetic number, because the mean of its divisors is an integer number (449190).

Almost surely, 213007200 is an apocalyptic number.

13007200 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 13007200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16170840).

13007200 is an abundant number, since it is smaller than the sum of its proper divisors (19334480).

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

13007200 is a wasteful number, since it uses less digits than its factorization.

13007200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 13007200 is about 3606.5495976071. The cubic root of 13007200 is about 235.1768700163.

Adding to 13007200 its reverse (270031), we get a palindrome (13277231).

The spelling of 13007200 in words is "thirteen million, seven thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 71 80 100 142 160 200 229 284 355 400 458 568 710 800 916 1136 1145 1420 1775 1832 2272 2290 2840 3550 3664 4580 5680 5725 7100 7328 9160 11360 11450 14200 16259 18320 22900 28400 32518 36640 45800 56800 65036 81295 91600 130072 162590 183200 260144 325180 406475 520288 650360 812950 1300720 1625900 2601440 3251800 6503600 13007200