129885027 is an odd 9-digits composite number following 129885026
and preceding 129885028 . In scientific notation, it is written as 1.29885027 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 86493960 positive integers (up to 129885027) that are relatively prime to 129885027.
129885027 has 8 divisors, whose sum is 173372160
The reverse of 129885027 is 720588921
Previous prime number is 919
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million eight hundred eighty-five thousand twenty-seven
Scientific notation
1.29885027 × 10^8
Engineering notation
1.29885027 × 10^6
Prime Factorization
3 × 919 × 47111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129885027
Product of the distinct prime numbers
The prime factorization of 129885027 is 3 × 919 × 47111.
Since it has a total of 3 prime factors.
9 , 9 , 71 , 86 , 867 , 294 , 5520 , 6224 , 83129 , 894 , 394852 , 282781 , 6208500 , 2284408 , 38880729 , 9165072 , 572475902 , 614814095 , 7708649514 , 8102915923
n×2
259770054
n×3
389655081
n×4
519540108
n×5
649425135
n÷2
64942513.5
n÷3
43295009
n÷3
32471256.75
n÷5
25977005.4
n2
16870120238790729
n3
2.1911760227086E+24
n4
2.8460095687126E+32
n5
3.6965402967449E+40
2 √n
11396.711236142
3 √n
506.43031686729
4 √n
106.75538036156
5 √n
41.948053941367
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
-129885026
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 129885027 can be divided by 8 positive divisors.
The sum of these divisors (counting 129885027) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111011110001101100011
3
Ternary
100001101211202120
4
Quaternary
13233132031203
5
Quinary
231222310102
6
Senary
20515515323
8
Octal
757361543
10
Decimal
129885027
12
Duodecimal
375b8b43
16
Hexadecimal
7bde363
20
Vigesimal
20bfcb7
36
Base36
25bvxf
md5
531426ede2288bfd07beeca1a00967e0
sha1
d79ae32b752105a4ec755f3bae1db7ff601f9589
sha256
f7438e2478f0d8a286b5d06973f5925807bfb3ac528eb143c2ab6b35e41e922f
sha512
3b84a40d61158dad822cfc27a611e9d1b52166e1bee047b8118348704c77ea476dc024970413ea31befd964a89f2d414cf5ac1c3cb07e5416c016e16a36a9cc5
ripemd-160
98feac2509b76abc81c125046c40de348cc294bd
Diameter
259770054
Circumference
816091693.26902
Area
5.2999045807361E+16
Volume
9.1783766608845E+24
Surface area
2.1199618322945E+17
Circumference
816091693.26902
Perimeter
519540108
Area
16870120238790729
Diagonal
183685166.7326
Surface area
101220721432744374
Volume
2.1911760227086E+24
Space diagonal
224967465.90646
Perimeter
389655081
Area
7.3049763458454E+15
Altitude
112483732.95323
Surface area
7.3049763458454E+15
Volume
2.5823257073843E+23
Height
61228388.910865