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12048069 = 3113311103
BaseRepresentation
bin101101111101…
…011011000101
3211200002211210
4231331123011
511041014234
61110122033
7204256365
oct55753305
924602753
1012048069
116889990
124050319
13265ab47
1418589a5
1510cebe9
hexb7d6c5

12048069 has 16 divisors (see below), whose sum is σ = 17593344. Its totient is φ = 7273200.

The previous prime is 12047989. The next prime is 12048073. The reversal of 12048069 is 96084021.

12048069 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 12048069 - 27 = 12047941 is a prime.

It is a super-2 number, since 2×120480692 = 290311933257522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12048269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10372 + ... + 11474.

It is an arithmetic number, because the mean of its divisors is an integer number (1099584).

Almost surely, 212048069 is an apocalyptic number.

It is an amenable number.

12048069 is a deficient number, since it is larger than the sum of its proper divisors (5545275).

12048069 is a wasteful number, since it uses less digits than its factorization.

12048069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 12048069 is about 3471.0328434055. The cubic root of 12048069 is about 229.2481371746.

The spelling of 12048069 in words is "twelve million, forty-eight thousand, sixty-nine".

Divisors: 1 3 11 33 331 993 1103 3309 3641 10923 12133 36399 365093 1095279 4016023 12048069