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11308100 = 2252113081
BaseRepresentation
bin101011001000…
…110001000100
3210021111210112
4223020301010
510343324400
61042212152
7165055136
oct53106104
923244715
1011308100
116423a41
123954058
13245c0ab
141705056
15ed5835
hexac8c44

11308100 has 18 divisors (see below), whose sum is σ = 24538794. Its totient is φ = 4523200.

The previous prime is 11308093. The next prime is 11308103. The reversal of 11308100 is 180311.

It can be written as a sum of positive squares in 3 ways, for example, as 952576 + 10355524 = 976^2 + 3218^2 .

It is a super-2 number, since 2×113081002 = 255746251220000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11308103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56441 + ... + 56640.

Almost surely, 211308100 is an apocalyptic number.

11308100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11308100 is an abundant number, since it is smaller than the sum of its proper divisors (13230694).

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

11308100 is a wasteful number, since it uses less digits than its factorization.

11308100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113095 (or 113088 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 11308100 is about 3362.7518493044. The cubic root of 11308100 is about 224.4553079588.

Adding to 11308100 its reverse (180311), we get a palindrome (11488411).

The spelling of 11308100 in words is "eleven million, three hundred eight thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 113081 226162 452324 565405 1130810 2261620 2827025 5654050 11308100