129807841 is an odd 9-digits composite number following 129807840
and preceding 129807842 . In scientific notation, it is written as 1.29807841 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 126569520 positive integers (up to 129807841) that are relatively prime to 129807841.
129807841 has 8 divisors, whose sum is 133056704
The reverse of 129807841 is 148708921
Previous prime number is 661
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million eight hundred seven thousand eight hundred forty-one
Scientific notation
1.29807841 × 10^8
Engineering notation
1.29807841 × 10^6
Prime Factorization
43 × 661 × 4567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129807841
Product of the distinct prime numbers
The prime factorization of 129807841 is 43 × 661 × 4567.
Since it has a total of 3 prime factors.
2 , 10 , 75 , 95 , 254 , 584 , 2984 , 4977 , 27851 , 36365 , 456019 , 753621 , 1486966 , 3221014 , 92209480 , 59568406 , 495553953 , 32531635 , 4059563997 , 9832091702
n×2
259615682
n×3
389423523
n×4
519231364
n×5
649039205
n÷2
64903920.5
n÷3
43269280.333333
n÷3
32451960.25
n÷5
25961568.2
n2
16850075585081281
n3
2.1872719323862E+24
n4
2.8392504722295E+32
n5
3.6855697385834E+40
2 √n
11393.324405107
3 √n
506.32997921476
4 √n
106.73951660518
5 √n
41.943067111884
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
-129807840
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 129807841 can be divided by 8 positive divisors.
The sum of these divisors (counting 129807841) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111001011010111100001
3
Ternary
100001020220212211
4
Quaternary
13233023113201
5
Quinary
231212322331
6
Senary
20514122121
8
Octal
757132741
10
Decimal
129807841
12
Duodecimal
37580341
16
Hexadecimal
7bcb5e1
20
Vigesimal
20b5jc1
36
Base36
25a8dd
md5
46bcaaf12f9acd1380a738ea401d1748
sha1
782aae35365d1d8dfa1a9dd62713308ad0b9ed28
sha256
4aa28e943793761c4d416decdc59f17c33fbd2080d55b252c4e55f7b84054112
sha512
b954ed13d3a6a1121af7a87445897f4e5c031c45dbc105b36346248ea22bbd77e152a25d4c80218d5186e898a21c61711d193ceacc7b24be7f7657a07bc43b98
ripemd-160
5113c92de0b1eba48c2d383979dfc4a7bf79b1ed
Diameter
259615682
Circumference
815606719.3279
Area
5.2936073670524E+16
Volume
9.1620232455836E+24
Surface area
2.117442946821E+17
Circumference
815606719.3279
Perimeter
519231364
Area
16850075585081281
Diagonal
183576009.24457
Surface area
101100453510487686
Volume
2.1872719323862E+24
Space diagonal
224833775.83282
Perimeter
389423523
Area
7.2962967561842E+15
Altitude
112416887.91641
Surface area
7.2962967561842E+15
Volume
2.5777246928155E+23
Height
61192003.081523