Base | Representation |
---|---|
bin | 1001000110011011010001… |
… | …10111111010100010001010 |
3 | 2121212010111112101102210120 |
4 | 10203031220313322202022 |
5 | 10110334100100321302 |
6 | 110321220315324110 |
7 | 4133551213245324 |
oct | 443155067724212 |
9 | 77763445342716 |
10 | 20012012120202 |
11 | 6416057147803 |
12 | 22b2566450636 |
13 | b22180b0017b |
14 | 4d282d712614 |
15 | 24a8596ec9bc |
hex | 123368dfa88a |
20012012120202 has 32 divisors (see below), whose sum is σ = 40063808383872. Its totient is φ = 6664040688384.
The previous prime is 20012012120189. The next prime is 20012012120213. The reversal of 20012012120202 is 20202121021002.
It is a super-2 number, since 2×200120121202022 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137545398 + ... + 137690814.
It is an arithmetic number, because the mean of its divisors is an integer number (1251994011996).
Almost surely, 220012012120202 is an apocalyptic number.
20012012120202 is an abundant number, since it is smaller than the sum of its proper divisors (20051796263670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20012012120202 is a wasteful number, since it uses less digits than its factorization.
20012012120202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168062.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 20012012120202 its reverse (20202121021002), we get a palindrome (40214133141204).
The spelling of 20012012120202 in words is "twenty trillion, twelve billion, twelve million, one hundred twenty thousand, two hundred two".
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