129090085 is an odd 9-digits composite number following 129090084
and preceding 129090086 . In scientific notation, it is written as 1.29090085 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 95558400 positive integers (up to 129090085) that are relatively prime to 129090085.
129090085 has 8 divisors, whose sum is 133486848
The reverse of 129090085 is 580090921
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million ninety thousand eighty-five
Scientific notation
1.29090085 × 10^8
Engineering notation
1.29090085 × 10^6
Prime Factorization
95 × 43 × 31601
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129090085
Product of the distinct prime numbers
The prime factorization of 129090085 is 95 × 43 × 31601.
Since it has a total of 3 prime factors.
10 , 8 , 88 , 91 , 140 , 579 , 9649 , 9020 , 74852 , 54256 , 724154 , 931641 , 9206097 , 496475 , 53765425 , 81031869 , 589107825 , 712203121 , 5679471664 , 9785386811
n×2
258180170
n×3
387270255
n×4
516360340
n×5
645450425
n÷2
64545042.5
n÷3
43030028.333333
n÷3
32272521.25
n÷5
25818017
n2
16664250045307225
n3
2.15118945481E+24
n4
2.7769722957252E+32
n5
3.5847958969781E+40
2 √n
11361.781770479
3 √n
505.39502471118
4 √n
106.59165900988
5 √n
41.896580406503
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
-129090084
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 129090085 can be divided by 8 positive divisors.
The sum of these divisors (counting 129090085) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100011100001000100101
3
Ternary
22222220110022021
4
Quaternary
13230130020211
5
Quinary
231021340320
6
Senary
20450503141
8
Octal
754341045
10
Decimal
129090085
12
Duodecimal
37294ab1
16
Hexadecimal
7b1c225
20
Vigesimal
206g545
36
Base36
24uujp
md5
206a18b6a3a396b0e54bebac9880a95f
sha1
2a14c7ee756cb62ecc9ed9cc0ac38753db9a3ef7
sha256
7e3421d1c36e401e73b1cd11db23eaca885879741a7bb51210daefd0a69d12eb
sha512
c0e027591e8ba4901344119b301ad33457a2159c8c44d8c879c7ba5d5231ccccae0d45de0fb3f83f7f1980c400e73359d509b4dfe9d2651d15bae3facc828bfb
ripemd-160
0b28f269a6b8dac7176c02a80572ca2443d9651c
Diameter
258180170
Circumference
811096925.37456
Area
5.2352285519921E+16
Volume
9.0108813169478E+24
Surface area
2.0940914207968E+17
Circumference
811096925.37456
Perimeter
516360340
Area
16664250045307225
Diagonal
182560948.9749
Surface area
99985500271843350
Volume
2.15118945481E+24
Space diagonal
223590585.97339
Perimeter
387270255
Area
7.215831937126E+15
Altitude
111795292.98669
Surface area
7.215831937126E+15
Volume
2.5352010851885E+23
Height
60853649.658299