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12012006 = 232002001
BaseRepresentation
bin101101110100…
…100111100110
3211121021101010
4231310213212
511033341011
61105243050
7204046266
oct55644746
924537333
1012012006
116864886
124033486
1326475c6
1418497a6
1510c41a6
hexb749e6

12012006 has 8 divisors (see below), whose sum is σ = 24024024. Its totient is φ = 4004000.

The previous prime is 12011983. The next prime is 12012017. The reversal of 12012006 is 60021021.

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

12012006 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12011982 and 12012000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000995 + ... + 1001006.

It is an arithmetic number, because the mean of its divisors is an integer number (3003003).

Almost surely, 212012006 is an apocalyptic number.

12012006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12012006 is a wasteful number, since it uses less digits than its factorization.

12012006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002006.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 12012006 is about 3465.8340987416. The cubic root of 12012006 is about 229.0191755012.

Adding to 12012006 its reverse (60021021), we get a palindrome (72033027).

The spelling of 12012006 in words is "twelve million, twelve thousand, six".

Divisors: 1 2 3 6 2002001 4004002 6006003 12012006