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11235289 = 132193499
BaseRepresentation
bin101010110110…
…111111011001
3210010210220211
4222312333121
510334012124
61040451121
7164332642
oct52667731
923123824
1011235289
11638426a
123919aa1
132434c00
1416c66c9
15ebde94
hexab6fd9

11235289 has 12 divisors (see below), whose sum is σ = 12810000. Its totient is φ = 9822384.

The previous prime is 11235281. The next prime is 11235307. The reversal of 11235289 is 98253211.

11235289 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11235289 - 23 = 11235281 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11235289.

It is not an unprimeable number, because it can be changed into a prime (11235281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1462 + ... + 4960.

It is an arithmetic number, because the mean of its divisors is an integer number (1067500).

Almost surely, 211235289 is an apocalyptic number.

11235289 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11235289 is a deficient number, since it is larger than the sum of its proper divisors (1574711).

11235289 is a wasteful number, since it uses less digits than its factorization.

11235289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544 (or 3531 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 11235289 is about 3351.9082624678. The cubic root of 11235289 is about 223.9725266582.

The spelling of 11235289 in words is "eleven million, two hundred thirty-five thousand, two hundred eighty-nine".

Divisors: 1 13 19 169 247 3211 3499 45487 66481 591331 864253 11235289