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12082580806 = 237270760317
BaseRepresentation
bin10110100000010110…
…11000110101000110
31011012001111200220211
423100023120311012
5144221120041211
65314535350034
7605263146052
oct132013306506
934161450824
1012082580806
11514033587a
12241252231a
1311a72b97ca
14828996c62
154aab33e21
hex2d02d8d46

12082580806 has 16 divisors (see below), whose sum is σ = 18620890416. Its totient is φ = 5875743456.

The previous prime is 12082580779. The next prime is 12082580837. The reversal of 12082580806 is 60808528021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170160 + ... + 230476.

It is an arithmetic number, because the mean of its divisors is an integer number (1163805651).

Almost surely, 212082580806 is an apocalyptic number.

12082580806 is a deficient number, since it is larger than the sum of its proper divisors (6538309610).

12082580806 is a wasteful number, since it uses less digits than its factorization.

12082580806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63063.

The product of its (nonzero) digits is 61440, while the sum is 40.

The spelling of 12082580806 in words is "twelve billion, eighty-two million, five hundred eighty thousand, eight hundred six".

Divisors: 1 2 37 74 2707 5414 60317 100159 120634 200318 2231729 4463458 163278119 326556238 6041290403 12082580806