1993661811 is an odd 10-digits composite number following 1993661810
and preceding 1993661812 . In scientific notation, it is written as 1.993661811 × 10^9.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 1215732672 positive integers (up to 1993661811) that are relatively prime to 1993661811.
1993661811 has 16 divisors, whose sum is 2412180000
The reverse of 1993661811 is 1181663991
Previous prime number is 29
Is Prime? no Number parity odd Number length 10 Sum of Digits 45 Digital Root 9
Name
one billion nine hundred ninety-three million six hundred sixty-one thousand eight hundred eleven
Scientific notation
1.993661811 × 10^9
Engineering notation
1.993661811 × 10^9
Prime Factorization
9 × 19 × 29 × 402029
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1993661811 Product of the distinct prime numbers
The prime factorization of 1993661811 is 9 × 19 × 29 × 402029.
Since it has a total of 4 prime factors.
1 , 2 , 84 , 83 , 406 , 636 , 6952 , 3598 , 20422 , 4305 , 401389 , 931745 , 2095342 , 5335814 , 50947559 , 93373864 , 147403700 , 266601924 , 2996910369 , 6775114242
n×2
3987323622
n×3
5980985433
n×4
7974647244
n×5
9968309055
n÷2
996830905.5
n÷3
664553937
n÷3
498415452.75
n÷5
398732362.2
n2
3974687416639799721
n3
7.924182513217E+27
n4
1.5798140059995E+37
n5
3.1496148522441E+46
2 √n44650.440210596
3 √n1258.5887051701
4 √n211.30650773366
5 √n72.431970119254
1 , 9 , 19 , 29 , 171 , 261 , 551 , 4959 , 402029 , 3618261 , 7638551 , 11658841 , 68746959 , 104929569 , 221517979 , 1993661811
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1993661810 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
1 Returns the nth root of the product of n divisors
H Harmonic Mean
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1993661811 can be divided by 16 positive divisors.
The sum of these divisors (counting 1993661811) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110110101001101110101110011
3
Ternary
12010221102111212100
4
Quaternary
1312311031311303
5
Quinary
13040334134221
6
Senary
525455031443
8
Octal
16665156563
10
Decimal
1993661811
12
Duodecimal
47780b583
16
Hexadecimal
76d4dd73
20
Vigesimal
1b307eab
36
Base36
wyz3ar
md5
efe25ee294e3e21f051c80f40ef5f313
sha1
eefb3503031e8973fd3384ed82a9189374354113
sha256
3fe8c9edfc92fb493c17b392210b03c19a1afe10c8d5ce21427c95b7ce3b4f3f
sha512
a08e5f8c986d59c36e74ddad9939850a89fe7232a6c94af4cf26d5e1fede2fe7dc0aa9e1faf7af52e90f2b5348f36556fc79fc2fe0368a5977d27bd2b7a76e70
ripemd-160
87e64aa9e4c00ed1b1dacc99e8c3b4f8aa251d1f
Diameter
3987323622
Circumference
12526546598.36
Area
1.2486848788431E+19
Volume
3.3192738092303E+28
Surface area
4.9947395153726E+19
Circumference
12526546598.36
Perimeter
7974647244
Area
3974687416639799721
Diagonal
2819463571.9015
Surface area
2.3848124499839E+19
Volume
7.924182513217E+27
Space diagonal
3453123549.7618
Perimeter
5980985433
Area
1.7210901374562E+18
Altitude
1726561774.8809
Surface area
1.7210901374562E+18
Volume
9.3387386507594E+26
Height
939821190.63384