Base | Representation |
---|---|
bin | 1001001111101101011110… |
… | …01111001011010011100000 |
3 | 2122222121220202101010111212 |
4 | 10213312233033023103200 |
5 | 10131100412133000412 |
6 | 111123535225525252 |
7 | 4165603430230454 |
oct | 447665717132340 |
9 | 78877822333455 |
10 | 20331020203232 |
11 | 6529378970132 |
12 | 2344355643828 |
13 | b4628c96968b |
14 | 5040530d4664 |
15 | 253cca9e1222 |
hex | 127daf3cb4e0 |
20331020203232 has 24 divisors (see below), whose sum is σ = 42381207557136. Its totient is φ = 9567538918912.
The previous prime is 20331020203211. The next prime is 20331020203297. The reversal of 20331020203232 is 23230202013302.
It is a junction number, because it is equal to n+sod(n) for n = 20331020203198 and 20331020203207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18686598908 + ... + 18686599995.
It is an arithmetic number, because the mean of its divisors is an integer number (1765883648214).
Almost surely, 220331020203232 is an apocalyptic number.
It is an amenable number.
20331020203232 is an abundant number, since it is smaller than the sum of its proper divisors (22050187353904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20331020203232 is a wasteful number, since it uses less digits than its factorization.
20331020203232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37373198930 (or 37373198922 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 20331020203232 its reverse (23230202013302), we get a palindrome (43561222216534).
The spelling of 20331020203232 in words is "twenty trillion, three hundred thirty-one billion, twenty million, two hundred three thousand, two hundred thirty-two".
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