Base | Representation |
---|---|
bin | 1001000110000101010010… |
… | …11010110001111100001100 |
3 | 2121211000001000210200122111 |
4 | 10203002221122301330030 |
5 | 10110140412241144410 |
6 | 110311545241153404 |
7 | 4132652564603155 |
oct | 443025132617414 |
9 | 77730030720574 |
10 | 20000210099980 |
11 | 6411050219290 |
12 | 22b0211a8b864 |
13 | b2101c996256 |
14 | 4d203010c92c |
15 | 24a3b8537b8a |
hex | 1230a96b1f0c |
20000210099980 has 96 divisors (see below), whose sum is σ = 46271156117760. Its totient is φ = 7201311194880.
The previous prime is 20000210099977. The next prime is 20000210099993. The reversal of 20000210099980 is 8999001200002.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8609667 + ... + 10683013.
It is an arithmetic number, because the mean of its divisors is an integer number (481991209560).
Almost surely, 220000210099980 is an apocalyptic number.
20000210099980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20000210099980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23135578058880).
20000210099980 is an abundant number, since it is smaller than the sum of its proper divisors (26270946017780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000210099980 is a wasteful number, since it uses less digits than its factorization.
20000210099980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2073799 (or 2073797 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 40.
Adding to 20000210099980 its reverse (8999001200002), we get a palindrome (28999211299982).
The spelling of 20000210099980 in words is "twenty trillion, two hundred ten million, ninety-nine thousand, nine hundred eighty".
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