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10806075 = 335272287
BaseRepresentation
bin101001001110…
…001100111011
3202100000011000
4221032030323
510231243300
61023340043
7160564410
oct51161473
922300130
1010806075
116110845
123751623
132314737
141614107
15e36c00
hexa4e33b

10806075 has 48 divisors (see below), whose sum is σ = 22696960. Its totient is φ = 4937760.

The previous prime is 10806071. The next prime is 10806097. The reversal of 10806075 is 57060801.

It is not a de Polignac number, because 10806075 - 22 = 10806071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10806071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3582 + ... + 5868.

Almost surely, 210806075 is an apocalyptic number.

10806075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10806075 is an abundant number, since it is smaller than the sum of its proper divisors (11890885).

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

10806075 is a wasteful number, since it uses less digits than its factorization.

10806075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2313 (or 2302 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 10806075 is about 3287.2594969062. The cubic root of 10806075 is about 221.0833275042.

Adding to 10806075 its reverse (57060801), we get a palindrome (67866876).

The spelling of 10806075 in words is "ten million, eight hundred six thousand, seventy-five".

Divisors: 1 3 5 7 9 15 21 25 27 35 45 63 75 105 135 175 189 225 315 525 675 945 1575 2287 4725 6861 11435 16009 20583 34305 48027 57175 61749 80045 102915 144081 171525 240135 308745 400225 432243 514575 720405 1200675 1543725 2161215 3602025 10806075