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11728200 = 23352111777
BaseRepresentation
bin101100101111…
…010101001000
3211001212001210
4230233111020
511000300300
61055213120
7201455001
oct54572510
924055053
1011728200
116690630
123b171a0
132578383
1417b41a8
15106a050
hexb2f548

11728200 has 96 divisors (see below), whose sum is σ = 39684960. Its totient is φ = 2841600.

The previous prime is 11728177. The next prime is 11728217. The reversal of 11728200 is 282711.

11728200 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5712 + ... + 7488.

It is an arithmetic number, because the mean of its divisors is an integer number (413385).

Almost surely, 211728200 is an apocalyptic number.

11728200 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 11728200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19842480).

11728200 is an abundant number, since it is smaller than the sum of its proper divisors (27956760).

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

11728200 is a wasteful number, since it uses less digits than its factorization.

11728200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807 (or 1798 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 11728200 is about 3424.6459671038. The cubic root of 11728200 is about 227.2011129516.

The spelling of 11728200 in words is "eleven million, seven hundred twenty-eight thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 25 30 33 40 44 50 55 60 66 75 88 100 110 120 132 150 165 200 220 264 275 300 330 440 550 600 660 825 1100 1320 1650 1777 2200 3300 3554 5331 6600 7108 8885 10662 14216 17770 19547 21324 26655 35540 39094 42648 44425 53310 58641 71080 78188 88850 97735 106620 117282 133275 156376 177700 195470 213240 234564 266550 293205 355400 390940 469128 488675 533100 586410 781880 977350 1066200 1172820 1466025 1954700 2345640 2932050 3909400 5864100 11728200