1681161837 is an odd 10-digits composite number following 1681161836
and preceding 1681161838 . In scientific notation, it is written as 1.681161837 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 1084620480 positive integers (up to 1681161837) that are relatively prime to 1681161837.
1681161837 has 8 divisors, whose sum is 2313857280
The reverse of 1681161837 is 7381611861
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
one billion six hundred eighty-one million one hundred sixty-one thousand eight hundred thirty-seven
Scientific notation
1.681161837 × 10^9
Engineering notation
1.681161837 × 10^9
Prime Factorization
3 × 31 × 18077009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1681161837
Product of the distinct prime numbers
The prime factorization of 1681161837 is 3 × 31 × 18077009.
Since it has a total of 3 prime factors.
10 , 1 , 19 , 25 , 728 , 535 , 9331 , 7748 , 75101 , 46758 , 382589 , 606205 , 2954819 , 5683848 , 91578369 , 43210700 , 104643026 , 759965082 , 9368904736 , 7374671131
n×2
3362323674
n×3
5043485511
n×4
6724647348
n×5
8405809185
n÷2
840580918.5
n÷3
560387279
n÷3
420290459.25
n÷5
336232367.4
n2
2826305122185214569
n3
4.7514763111354E+27
n4
7.9880006436904E+36
n5
1.3429121836104E+46
2 √n
41001.973574451
3 √n
1189.0583698026
4 √n
202.48944064926
5 √n
70.003846615955
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1681161836
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1681161837 can be divided by 8 positive divisors.
The sum of these divisors (counting 1681161837) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100001101000111111001101101
3
Ternary
11100011101212111020
4
Quaternary
1210031013321231
5
Quinary
11420334134322
6
Senary
434453044353
8
Octal
14415077155
10
Decimal
1681161837
12
Duodecimal
3ab0266b9
16
Hexadecimal
64347e6d
20
Vigesimal
165754bh
36
Base36
rsx4rx
md5
23bfe6651d93a3d99df93a6fe04fdf32
sha1
b1d3f8c4fcf1ae2a15dcc8aa9d451bdf5400ff55
sha256
26aa828aa55dc207b5e275df5fbaae16914f4a087e54c7081eba323fbb2362c7
sha512
006bae13d7e6cfc8191c874cbf9dadcdbb44f092d6898efd70215f4b8a3583a449fc896e1d69bcc4cdea38cfa9f77c4943149db2b4155b75c73b24af16c60a67
ripemd-160
4366c23f0f39f190aa3df0a9bb04391b2de3626a
Diameter
3362323674
Circumference
10563051353.229
Area
8.8790994086603E+18
Volume
1.9902937430359E+28
Surface area
3.5516397634641E+19
Circumference
10563051353.229
Perimeter
6724647348
Area
2826305122185214569
Diagonal
2377521870.4295
Surface area
1.6957830733111E+19
Volume
4.7514763111354E+27
Space diagonal
2911857717.4298
Perimeter
5043485511
Area
1.2238260173292E+18
Altitude
1455928858.7149
Surface area
1.2238260173292E+18
Volume
5.5996685337518E+26
Height
792507290.14316