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11525055 = 3589297
BaseRepresentation
bin101011111101…
…101110111111
3210200112101220
4223331232333
510422300210
61051004423
7166650513
oct53755677
923615356
1011525055
116561a43
123a39713
132506a79
141760143
151029c70
hexafdbbf

11525055 has 24 divisors (see below), whose sum is σ = 18841872. Its totient is φ = 6014976.

The previous prime is 11525053. The next prime is 11525057. The reversal of 11525055 is 55052511.

11525055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11525053) and next prime (11525057).

It is not a de Polignac number, because 11525055 - 21 = 11525053 is a prime.

It is a super-3 number, since 3×115250553 (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11525051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118767 + ... + 118863.

It is an arithmetic number, because the mean of its divisors is an integer number (785078).

Almost surely, 211525055 is an apocalyptic number.

11525055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11525055 is a deficient number, since it is larger than the sum of its proper divisors (7316817).

11525055 is an frugal number, since it uses more digits than its factorization.

11525055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 24.

The square root of 11525055 is about 3394.8571398514. The cubic root of 11525055 is about 225.8816763864.

Adding to 11525055 its reverse (55052511), we get a palindrome (66577566).

The spelling of 11525055 in words is "eleven million, five hundred twenty-five thousand, fifty-five".

Divisors: 1 3 5 15 89 97 267 291 445 485 1335 1455 7921 8633 23763 25899 39605 43165 118815 129495 768337 2305011 3841685 11525055