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2012120010006 = 232155731555637
BaseRepresentation
bin11101010001111011101…
…100101100110100010110
321010100122002210011002120
4131101323230230310112
5230431310210310011
64140204414520410
7265241131614141
oct35217354546426
97110562704076
102012120010006
11706376320787
12285b66b06106
13117985527522
146d55c3cb058
1537517056a06
hex1d47bb2cd16

2012120010006 has 16 divisors (see below), whose sum is σ = 4024261274544. Its totient is φ = 670703127584.

The previous prime is 2012120009993. The next prime is 2012120010079. The reversal of 2012120010006 is 6000100212102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515620 + ... + 2071256.

It is an arithmetic number, because the mean of its divisors is an integer number (251516329659).

Almost surely, 22012120010006 is an apocalyptic number.

2012120010006 is an abundant number, since it is smaller than the sum of its proper divisors (2012141264538).

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

2012120010006 is a wasteful number, since it uses less digits than its factorization.

2012120010006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771215.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2012120010006 its reverse (6000100212102), we get a palindrome (8012220222108).

The spelling of 2012120010006 in words is "two trillion, twelve billion, one hundred twenty million, ten thousand, six".

Divisors: 1 2 3 6 215573 431146 646719 1293438 1555637 3111274 4666911 9333822 335353335001 670706670002 1006060005003 2012120010006