Base | Representation |
---|---|
bin | 110010000100010101010101… |
… | …111011101111000010111100 |
3 | 1001212122220222222012221211110 |
4 | 302010111111323233002330 |
5 | 212330224321211134210 |
6 | 2100154312202122020 |
7 | 64244635151423415 |
oct | 6204252573570274 |
9 | 1055586888187743 |
10 | 220200120021180 |
11 | 6418738a168242 |
12 | 208443127b0310 |
13 | 95b3a226c5520 |
14 | 3c53a57c8680c |
15 | 1a6cd9cba6420 |
hex | c84555eef0bc |
220200120021180 has 384 divisors, whose sum is σ = 718748115628032. Its totient is φ = 49886435377152.
The previous prime is 220200120021151. The next prime is 220200120021181. The reversal of 220200120021180 is 81120021002022.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220200120021181) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 120808957 + ... + 122618123.
It is an arithmetic number, because the mean of its divisors is an integer number (1871739884448).
Almost surely, 2220200120021180 is an apocalyptic number.
220200120021180 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 220200120021180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (359374057814016).
220200120021180 is an abundant number, since it is smaller than the sum of its proper divisors (498547995606852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220200120021180 is a wasteful number, since it uses less digits than its factorization.
220200120021180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1809413 (or 1809411 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 21.
The spelling of 220200120021180 in words is "two hundred twenty trillion, two hundred billion, one hundred twenty million, twenty-one thousand, one hundred eighty".
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