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12048406 = 221372819
BaseRepresentation
bin101101111101…
…100000010110
3211200010022021
4231331200112
511041022111
61110123354
7204260356
oct55754026
924603267
1012048406
11688a167
12405055a
13265b046
141858b66
1510ced71
hexb7d816

12048406 has 8 divisors (see below), whose sum is σ = 18087480. Its totient is φ = 6019248.

The previous prime is 12048401. The next prime is 12048457. The reversal of 12048406 is 60484021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12048401) 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 3 ways as a sum of consecutive naturals, for example, 2865 + ... + 5683.

It is an arithmetic number, because the mean of its divisors is an integer number (2260935).

Almost surely, 212048406 is an apocalyptic number.

12048406 is a deficient number, since it is larger than the sum of its proper divisors (6039074).

12048406 is a wasteful number, since it uses less digits than its factorization.

12048406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4958.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 12048406 is about 3471.0813876946. The cubic root of 12048406 is about 229.2502746098.

The spelling of 12048406 in words is "twelve million, forty-eight thousand, four hundred six".

Divisors: 1 2 2137 2819 4274 5638 6024203 12048406