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12384208 = 241973929
BaseRepresentation
bin101111001111…
…011111010000
3212022011221101
4233033133100
511132243313
61121234144
7210156364
oct57173720
925264841
1012384208
116a99491
124192954
132747b45
1419052a4
1511495dd
hexbcf7d0

12384208 has 20 divisors (see below), whose sum is σ = 24122340. Its totient is φ = 6159104.

The previous prime is 12384199. The next prime is 12384209. The reversal of 12384208 is 80248321.

It can be written as a sum of positive squares in 2 ways, for example, as 7683984 + 4700224 = 2772^2 + 2168^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12384209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188 + ... + 5116.

It is an arithmetic number, because the mean of its divisors is an integer number (1206117).

Almost surely, 212384208 is an apocalyptic number.

It is an amenable number.

12384208 is a deficient number, since it is larger than the sum of its proper divisors (11738132).

12384208 is a wasteful number, since it uses less digits than its factorization.

12384208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134 (or 4128 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 12384208 is about 3519.1203446316. The cubic root of 12384208 is about 231.3606056724.

The spelling of 12384208 in words is "twelve million, three hundred eighty-four thousand, two hundred eight".

Divisors: 1 2 4 8 16 197 394 788 1576 3152 3929 7858 15716 31432 62864 774013 1548026 3096052 6192104 12384208