Base | Representation |
---|---|
bin | 101100000100110010010111… |
… | …000101011100101110101000 |
3 | 221102100012122212121201200120 |
4 | 230010302113011130232220 |
5 | 200401410430142303310 |
6 | 1524134124433403240 |
7 | 55554460133456262 |
oct | 5404622705345650 |
9 | 842305585551616 |
10 | 193842998791080 |
11 | 56845399382981 |
12 | 198a80a4109520 |
13 | 8421416042682 |
14 | 35c20a06d0b32 |
15 | 176247ba6eb70 |
hex | b04c9715cba8 |
193842998791080 has 128 divisors (see below), whose sum is σ = 588620664374400. Its totient is φ = 51061276378112.
The previous prime is 193842998791003. The next prime is 193842998791133. The reversal of 193842998791080 is 80197899248391.
It is a junction number, because it is equal to n+sod(n) for n = 193842998790987 and 193842998791005.
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, 67486486 + ... + 70300154.
It is an arithmetic number, because the mean of its divisors is an integer number (4598598940425).
Almost surely, 2193842998791080 is an apocalyptic number.
193842998791080 is a gapful number since it is divisible by the number (10) 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 193842998791080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294310332187200).
193842998791080 is an abundant number, since it is smaller than the sum of its proper divisors (394777665583320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193842998791080 is a wasteful number, since it uses less digits than its factorization.
193842998791080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2820683 (or 2820679 counting only the distinct ones).
The product of its (nonzero) digits is 564350976, while the sum is 78.
The spelling of 193842998791080 in words is "one hundred ninety-three trillion, eight hundred forty-two billion, nine hundred ninety-eight million, seven hundred ninety-one thousand, eighty".
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