Base | Representation |
---|---|
bin | 1001001001100100011100… |
… | …00011001010110110010010 |
3 | 2122020110021002110200022000 |
4 | 10210302032003022312102 |
5 | 10114121240030310002 |
6 | 110443001025054430 |
7 | 4144423414204650 |
oct | 444621603126622 |
9 | 78213232420260 |
10 | 20120010010002 |
11 | 6457937139891 |
12 | 230b486787416 |
13 | b2c402594386 |
14 | 4d7b56a4bdd0 |
15 | 24d57ab6761c |
hex | 124c8e0cad92 |
20120010010002 has 64 divisors (see below), whose sum is σ = 51104056531200. Its totient is φ = 5747942217600.
The previous prime is 20120010009989. The next prime is 20120010010043. The reversal of 20120010010002 is 20001001002102.
It is a Harshad number since it is a multiple of its sum of digits (9).
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 31 ways as a sum of consecutive naturals, for example, 521502 + ... + 6364902.
It is an arithmetic number, because the mean of its divisors is an integer number (798500883300).
Almost surely, 220120010010002 is an apocalyptic number.
20120010010002 is an abundant number, since it is smaller than the sum of its proper divisors (30984046521198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120010010002 is a wasteful number, since it uses less digits than its factorization.
20120010010002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5852528 (or 5852522 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 20120010010002 its reverse (20001001002102), we get a palindrome (40121011012104).
The spelling of 20120010010002 in words is "twenty trillion, one hundred twenty billion, ten million, ten thousand, two".
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