Base | Representation |
---|---|
bin | 10010111011111100… |
… | …101100111001001110 |
3 | 1221111001100120111100 |
4 | 102323330230321032 |
5 | 313120234333402 |
6 | 13201345203530 |
7 | 1316605451310 |
oct | 227374547116 |
9 | 57431316440 |
10 | 20333121102 |
11 | 8694575918 |
12 | 3b356305a6 |
13 | 1bc0701208 |
14 | dac63b7b0 |
15 | 7e011d71c |
hex | 4bbf2ce4e |
20333121102 has 48 divisors (see below), whose sum is σ = 50393865600. Its totient is φ = 5804249616.
The previous prime is 20333121071. The next prime is 20333121119. The reversal of 20333121102 is 20112133302.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69649 + ... + 213347.
It is an arithmetic number, because the mean of its divisors is an integer number (1049872200).
Almost surely, 220333121102 is an apocalyptic number.
20333121102 is an abundant number, since it is smaller than the sum of its proper divisors (30060744498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20333121102 is a wasteful number, since it uses less digits than its factorization.
20333121102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144837 (or 144834 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20333121102 its reverse (20112133302), we get a palindrome (40445254404).
The spelling of 20333121102 in words is "twenty billion, three hundred thirty-three million, one hundred twenty-one thousand, one hundred two".
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