Base | Representation |
---|---|
bin | 1001010101000000101011… |
… | …11000110110100100100110 |
3 | 2200122000222101000200212011 |
4 | 10222200111320312210212 |
5 | 10142041343020441242 |
6 | 111343334032544434 |
7 | 4215011336562043 |
oct | 452402570664446 |
9 | 80560871020764 |
10 | 20513131030822 |
11 | 659962a766321 |
12 | 23736ba0b211a |
13 | b5a4c29c0221 |
14 | 50cbab3981ca |
15 | 2588d869ed17 |
hex | 12a815e36926 |
20513131030822 has 8 divisors (see below), whose sum is σ = 30769999997472. Its totient is φ = 10256464365000.
The previous prime is 20513131030793. The next prime is 20513131030849. The reversal of 20513131030822 is 22803013131502.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 50321454 + ... + 50727457.
It is an arithmetic number, because the mean of its divisors is an integer number (3846249999684).
Almost surely, 220513131030822 is an apocalyptic number.
20513131030822 is a deficient number, since it is larger than the sum of its proper divisors (10256868966650).
20513131030822 is a wasteful number, since it uses less digits than its factorization.
20513131030822 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101150414.
The product of its (nonzero) digits is 8640, while the sum is 31.
The spelling of 20513131030822 in words is "twenty trillion, five hundred thirteen billion, one hundred thirty-one million, thirty thousand, eight hundred twenty-two".
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