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11205200 = 2452109257
BaseRepresentation
bin101010101111…
…101001010000
3210002021122102
4222233221100
510332031300
61040055532
7164146136
oct52575120
923067572
1011205200
1163636a6
1239045a8
1324242c6
1416b9756
15eb50d5
hexaafa50

11205200 has 60 divisors (see below), whose sum is σ = 27273180. Its totient is φ = 4423680.

The previous prime is 11205197. The next prime is 11205211. The reversal of 11205200 is 250211.

11205200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 913936 + 10291264 = 956^2 + 3208^2 .

It is a zygodrome in base 4.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43472 + ... + 43728.

It is an arithmetic number, because the mean of its divisors is an integer number (454553).

Almost surely, 211205200 is an apocalyptic number.

11205200 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 11205200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13636590).

11205200 is an abundant number, since it is smaller than the sum of its proper divisors (16067980).

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

11205200 is a wasteful number, since it uses less digits than its factorization.

11205200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 11205200 is about 3347.4169145776. The cubic root of 11205200 is about 223.7724091452.

Adding to 11205200 its reverse (250211), we get a palindrome (11455411).

The spelling of 11205200 in words is "eleven million, two hundred five thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 109 200 218 257 400 436 514 545 872 1028 1090 1285 1744 2056 2180 2570 2725 4112 4360 5140 5450 6425 8720 10280 10900 12850 20560 21800 25700 28013 43600 51400 56026 102800 112052 140065 224104 280130 448208 560260 700325 1120520 1400650 2241040 2801300 5602600 11205200