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13144200 = 23352191153
BaseRepresentation
bin110010001001…
…000010001000
3220201210110020
4302021002020
511331103300
61145420440
7216503166
oct62110210
926653406
1013144200
117468483
12449a720
132952a44
141a62236
1512498a0
hexc89088

13144200 has 96 divisors (see below), whose sum is σ = 42928800. Its totient is φ = 3317760.

The previous prime is 13144199. The next prime is 13144211. The reversal of 13144200 is 244131.

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 13144200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10824 + ... + 11976.

It is an arithmetic number, because the mean of its divisors is an integer number (447175).

Almost surely, 213144200 is an apocalyptic number.

13144200 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 13144200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21464400).

13144200 is an abundant number, since it is smaller than the sum of its proper divisors (29784600).

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

13144200 is a wasteful number, since it uses less digits than its factorization.

13144200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 1182 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 13144200 is about 3625.4930699148. The cubic root of 13144200 is about 235.9996648468. Note that the first 3 decimals are identical.

Adding to 13144200 its reverse (244131), we get a palindrome (13388331).

The spelling of 13144200 in words is "thirteen million, one hundred forty-four thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 19 20 24 25 30 38 40 50 57 60 75 76 95 100 114 120 150 152 190 200 228 285 300 380 456 475 570 600 760 950 1140 1153 1425 1900 2280 2306 2850 3459 3800 4612 5700 5765 6918 9224 11400 11530 13836 17295 21907 23060 27672 28825 34590 43814 46120 57650 65721 69180 86475 87628 109535 115300 131442 138360 172950 175256 219070 230600 262884 328605 345900 438140 525768 547675 657210 691800 876280 1095350 1314420 1643025 2190700 2628840 3286050 4381400 6572100 13144200