Base | Representation |
---|---|
bin | 1001001111000110100100… |
… | …10001100110100000011100 |
3 | 2122220122000002210200110111 |
4 | 10213203102101212200130 |
5 | 10130230123100030040 |
6 | 111110202453015404 |
7 | 4164234014536111 |
oct | 447432221464034 |
9 | 78818002720414 |
10 | 20310133205020 |
11 | 652052a78a23a |
12 | 23402a6624564 |
13 | b4431159b339 |
14 | 5030310b8908 |
15 | 2534a6e65dea |
hex | 1278d246681c |
20310133205020 has 96 divisors (see below), whose sum is σ = 42826690666368. Its totient is φ = 8090742546432.
The previous prime is 20310133205017. The next prime is 20310133205051. The reversal of 20310133205020 is 2050233101302.
It is a junction number, because it is equal to n+sod(n) for n = 20310133204982 and 20310133205000.
It is a congruent number.
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, 13603571394 + ... + 13603572886.
It is an arithmetic number, because the mean of its divisors is an integer number (446111361108).
Almost surely, 220310133205020 is an apocalyptic number.
20310133205020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20310133205020 is an abundant number, since it is smaller than the sum of its proper divisors (22516557461348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20310133205020 is a wasteful number, since it uses less digits than its factorization.
20310133205020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4159 (or 4157 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 22.
Adding to 20310133205020 its reverse (2050233101302), we get a palindrome (22360366306322).
The spelling of 20310133205020 in words is "twenty trillion, three hundred ten billion, one hundred thirty-three million, two hundred five thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •