Base | Representation |
---|---|
bin | 1010111011101010000100… |
… | …0010010001000001101100 |
3 | 1120120002202212122122200112 |
4 | 2232322201002101001230 |
5 | 3033414000134020022 |
6 | 41321530540515152 |
7 | 2350263210042620 |
oct | 256724102210154 |
9 | 46502685578615 |
10 | 12020020220012 |
11 | 3914731064482 |
12 | 142168854bab8 |
13 | 692638326b0c |
14 | 2d7ab4849180 |
15 | 15ca058328e2 |
hex | aeea109106c |
12020020220012 has 24 divisors (see below), whose sum is σ = 24040451826720. Its totient is φ = 5151349082880.
The previous prime is 12020020220003. The next prime is 12020020220017. The reversal of 12020020220012 is 21002202002021.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is not an unprimeable number, because it can be changed into a prime (12020020220017) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1994189 + ... + 5293092.
It is an arithmetic number, because the mean of its divisors is an integer number (1001685492780).
Almost surely, 212020020220012 is an apocalyptic number.
It is an amenable number.
12020020220012 is an abundant number, since it is smaller than the sum of its proper divisors (12020431606708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12020020220012 is a wasteful number, since it uses less digits than its factorization.
12020020220012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7346201 (or 7346199 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 12020020220012 its reverse (21002202002021), we get a palindrome (33022222222033).
The spelling of 12020020220012 in words is "twelve trillion, twenty billion, twenty million, two hundred twenty thousand, twelve".
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