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11808006 = 2371914797
BaseRepresentation
bin101101000010…
…110100000110
3211012220112120
4231002310012
511010324011
61101030410
7202236450
oct55026406
924186476
1011808006
116735591
123b55406
1325a57b2
1417d52d0
151083a06
hexb42d06

11808006 has 32 divisors (see below), whose sum is σ = 28412160. Its totient is φ = 3195936.

The previous prime is 11807989. The next prime is 11808007. The reversal of 11808006 is 60080811.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11808007) 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, 6601 + ... + 8196.

It is an arithmetic number, because the mean of its divisors is an integer number (887880).

Almost surely, 211808006 is an apocalyptic number.

11808006 is an abundant number, since it is smaller than the sum of its proper divisors (16604154).

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

11808006 is a wasteful number, since it uses less digits than its factorization.

11808006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14828.

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 11808006 is about 3436.2779282241. The cubic root of 11808006 is about 227.7152878922.

Adding to 11808006 its reverse (60080811), we get a palindrome (71888817).

The spelling of 11808006 in words is "eleven million, eight hundred eight thousand, six".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 798 14797 29594 44391 88782 103579 207158 281143 310737 562286 621474 843429 1686858 1968001 3936002 5904003 11808006