129028091 is an odd 9-digits composite number following 129028090
and preceding 129028092 . In scientific notation, it is written as 1.29028091 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 123418152 positive integers (up to 129028091) that are relatively prime to 129028091.
129028091 has 4 divisors, whose sum is 134638032
The reverse of 129028091 is 190820921
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-nine million twenty-eight thousand ninety-one
Scientific notation
1.29028091 × 10^8
Engineering notation
1.29028091 × 10^6
Prime Factorization
23 × 5609917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129028091
Product of the distinct prime numbers
The prime factorization of 129028091 is 23 × 5609917.
Since it has a total of 2 prime factors.
8 , 7 , 90 , 24 , 215 , 838 , 3381 , 6650 , 13448 , 88534 , 674315 , 626228 , 4321441 , 9394460 , 52540491 , 14506671 , 330958954 , 392404826 , 2634470786 , 3701458891
n×2
258056182
n×3
387084273
n×4
516112364
n×5
645140455
n÷2
64514045.5
n÷3
43009363.666667
n÷3
32257022.75
n÷5
25805618.2
n2
16648248267104281
n3
2.1480916923985E+24
n4
2.7716417036314E+32
n5
3.5761963795555E+40
2 √n
11359.053261606
3 √n
505.31410841147
4 √n
106.57885935591
5 √n
41.892555564958
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
-129028090
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 129028091 can be divided by 4 positive divisors.
The sum of these divisors (counting 129028091) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100001100111111111011
3
Ternary
22222210022021012
4
Quaternary
13230030333323
5
Quinary
231012344331
6
Senary
20445304135
8
Octal
754147773
10
Decimal
129028091
12
Duodecimal
3726504b
16
Hexadecimal
7b0cffb
20
Vigesimal
2068a4b
36
Base36
24tipn
md5
fc9a8044b87905d0d91c64452eda106e
sha1
c0d21a0cf2c46b75ad2c0fb7075b5afc132f4a93
sha256
c010d48c12569c0b661ff44c190e39e48531443e55f655f8ab2b21bf704ae65b
sha512
b95b027404cdd0cd544600c0bda2eb525c24904207e4e3f1f824c83ab4d31f3df385404494b86c2a8ae092482bdd2a567d61a9fcff8bdffdadf44cb8bec75270
ripemd-160
59ab00e14535a99063f52151d1150bfe3b8a8f2f
Diameter
258056182
Circumference
810707405.58463
Area
5.2302014451074E+16
Volume
8.997905440102E+24
Surface area
2.092080578043E+17
Circumference
810707405.58463
Perimeter
516112364
Area
16648248267104281
Diagonal
182473276.21931
Surface area
99889489602625686
Volume
2.1480916923985E+24
Space diagonal
223483209.21562
Perimeter
387084273
Area
7.2089029639113E+15
Altitude
111741604.60781
Surface area
7.2089029639113E+15
Volume
2.5315503371758E+23
Height
60824425.406437