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12210002006 = 219930678397
BaseRepresentation
bin10110101111100010…
…11101100001010110
31011111221021100221112
423113301131201112
5200001230031011
65335330415022
7611401206326
oct132761354126
934457240845
1012210002006
1151a6256254
122449131472
1311c7811577
1483b885286
154b6e0358b
hex2d7c5d856

12210002006 has 8 divisors (see below), whose sum is σ = 18407038800. Its totient is φ = 6074322408.

The previous prime is 12210001981. The next prime is 12210002011. The reversal of 12210002006 is 60020001221.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15338801 + ... + 15339596.

It is an arithmetic number, because the mean of its divisors is an integer number (2300879850).

Almost surely, 212210002006 is an apocalyptic number.

12210002006 is a deficient number, since it is larger than the sum of its proper divisors (6197036794).

12210002006 is a wasteful number, since it uses less digits than its factorization.

12210002006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30678598.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12210002006 its reverse (60020001221), we get a palindrome (72230003227).

The spelling of 12210002006 in words is "twelve billion, two hundred ten million, two thousand, six".

Divisors: 1 2 199 398 30678397 61356794 6105001003 12210002006