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12041208 = 2332414079
BaseRepresentation
bin101101111011…
…101111111000
3211122202102200
4231323233320
511040304313
61110030200
7204230364
oct55735770
924582380
1012041208
116884813
124048360
13265799a
1418562a4
1510ccb73
hexb7bbf8

12041208 has 48 divisors (see below), whose sum is σ = 33415200. Its totient is φ = 3914880.

The previous prime is 12041191. The next prime is 12041233. The reversal of 12041208 is 80214021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 913 + ... + 4991.

It is an arithmetic number, because the mean of its divisors is an integer number (696150).

Almost surely, 212041208 is an apocalyptic number.

12041208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12041208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16707600).

12041208 is an abundant number, since it is smaller than the sum of its proper divisors (21373992).

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

12041208 is a wasteful number, since it uses less digits than its factorization.

12041208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4132 (or 4125 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 12041208 is about 3470.0443801197. The cubic root of 12041208 is about 229.2046123538.

Adding to 12041208 its reverse (80214021), we get a palindrome (92255229).

It can be divided in two parts, 120 and 41208, that added together give a triangular number (41328 = T287).

The spelling of 12041208 in words is "twelve million, forty-one thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 41 72 82 123 164 246 328 369 492 738 984 1476 2952 4079 8158 12237 16316 24474 32632 36711 48948 73422 97896 146844 167239 293688 334478 501717 668956 1003434 1337912 1505151 2006868 3010302 4013736 6020604 12041208