8129128813 is an odd 10-digits composite number following 8129128812
and preceding 8129128814 . In scientific notation, it is written as 8.129128813 × 10^9.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 7413402864 positive integers (up to 8129128813) that are relatively prime to 8129128813.
8129128813 has 4 divisors, whose sum is 8136663840
The reverse of 8129128813 is 3188219218
Previous prime number is 1079
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 43
Digital Root 7
Name
eight billion one hundred twenty-nine million one hundred twenty-eight thousand eight hundred thirteen
Scientific notation
8.129128813 × 10^9
Engineering notation
8.129128813 × 10^9
Prime Factorization
1079 × 7533947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
8129128813
Product of the distinct prime numbers
The prime factorization of 8129128813 is 1079 × 7533947.
Since it has a total of 2 prime factors.
2 , 10 , 74 , 20 , 937 , 954 , 7941 , 153 , 31090 , 81627 , 595169 , 991248 , 6974490 , 4729980 , 70355333 , 7582000 , 52031452 , 635655727 , 7842747833 , 9569350951
n×2
16258257626
n×3
24387386439
n×4
32516515252
n×5
40645644065
n÷2
4064564406.5
n÷3
2709709604.3333
n÷3
2032282203.25
n÷5
1625825762.6
n2
6.6082735258347E+19
n3
5.3719506723048E+29
n4
4.3669278992247E+39
n5
3.5499319409881E+49
2 √n
90161.681511604
3 √n
2010.7033513685
4 √n
300.26934827185
5 √n
95.94200741818
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8129128812
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8129128813 can be divided by 4 positive divisors.
The sum of these divisors (counting 8129128813) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100100100010001010100101101101
3
Ternary
202222112101112022221
4
Quaternary
13210202022211231
5
Quinary
113122024110223
6
Senary
3422351235341
8
Octal
74442124555
10
Decimal
8129128813
12
Duodecimal
16aa518b51
16
Hexadecimal
1e488a96d
20
Vigesimal
6707120d
36
Base36
3qfvfxp
md5
e5c388b6552a84cc46eda46db442f47a
sha1
be251bcfe054020ccdb29455c883952dc3b0ba79
sha256
08709f84a7acb47a205e5c92366ec0240b05e554c01bbde82992d24b785d3770
sha512
52b264587483bca34b2a8a2dcf02b16e7deb9583c2dec6556e52ebd76fd19e9e68b5443bbd75ddfc58eef38bfdf0fc875278cac21956274574036011dbf8820b
ripemd-160
c409b938953ee4bf1dc2bed35f20df41b43940e2
Diameter
16258257626
Circumference
51076822718.012
Area
2.0760503561674E+20
Volume
2.2501974356746E+30
Surface area
8.3042014246697E+20
Circumference
51076822718.012
Perimeter
32516515252
Area
6.6082735258347E+19
Diagonal
11496324217.622
Surface area
3.9649641155008E+20
Volume
5.3719506723048E+29
Space diagonal
14080064125.388
Perimeter
24387386439
Area
2.8614663742645E+19
Altitude
7040032062.694
Surface area
2.8614663742645E+19
Volume
6.3309045809772E+28
Height
3832108072.5408