129486980 is an even 9-digits composite number following 129486979
and preceding 129486981 . In scientific notation, it is written as 1.29486980 × 10^8.
The sum of its digits is 47. It has a total of 5 prime factors and 24 positive divisors.
There are 44395488 positive integers (up to 129486980) that are relatively prime to 129486980.
129486980 has 24 divisors, whose sum is 310769088
The reverse of 129486980 is 089684921
Previous prime number is 5
Is Prime? no Number parity even Number length 9 Sum of Digits 47 Digital Root 2
Name
one hundred twenty-nine million four hundred eighty-six thousand nine hundred eighty
Scientific notation
1.29486980 × 10^8
Engineering notation
1.29486980 × 10^6
Prime Factorization
2 × 2 × 7 × 5 × 924907
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64743490 Product of the distinct prime numbers
The prime factorization of 129486980 is 2 × 2 × 7 × 5 × 924907.
Since it has a total of 5 prime factors.
6 , 6 , 64 , 49 , 139 , 42 , 8875 , 5890 , 61407 , 71146 , 387475 , 677375 , 5162660 , 7753870 , 57929154 , 1706499 , 302910602 , 261863801 , 8682437634 , 3338150516
n×2
258973960
n×3
388460940
n×4
517947920
n×5
647434900
n÷2
64743490
n÷3
43162326.666667
n÷3
32371745
n÷5
25897396
n2
16766877989520400
n3
2.1710923948915E+24
n4
2.8112819751546E+32
n5
3.6402441289121E+40
2 √n11379.234596404
3 √n505.91245028729
4 √n106.6734952854
5 √n41.922311477567
1 , 2 , 4 , 5 , 7 , 10 , 14 , 20 , 28 , 35 , 70 , 140 , 924907 , 1849814 , 3699628 , 4624535 , 6474349 , 9249070 , 12948698 , 18498140 , 25897396 , 32371745 , 64743490 , 129486980
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129486979 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129486980 can be divided by 24 positive divisors.
The sum of these divisors (counting 129486980) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101101111101000010000100
3
Ternary
100000122121202002
4
Quaternary
13231331002010
5
Quinary
231122040410
6
Senary
20503204432
8
Octal
755750204
10
Decimal
129486980
12
Duodecimal
37446718
16
Hexadecimal
7b7d084
20
Vigesimal
2095h90
36
Base36
253csk
md5
0f5b9ca1b8304fb855bc8a6cf2046bc1
sha1
77d8288c2f9e6652e982e1326a4d3032d9504e45
sha256
3dc8e1b83a9181d0a36d71e4f94793a34b21b12b5687efcd536b03df08478348
sha512
3554fe86a0c7bd9578002b33d229dfbeb302a1868627c97339c2b005bf8985748cf7578850df545c5a15a084459baddc2b08594be9d425a1a7f5e983b4cfcb67
ripemd-160
15c5580c2b71d26f77bbe430606e75aca17ba7f4
Diameter
258973960
Circumference
813590690.20706
Area
5.2674700715514E+16
Volume
9.0942505574076E+24
Surface area
2.1069880286205E+17
Circumference
813590690.20706
Perimeter
517947920
Area
16766877989520400
Diagonal
183122243.26673
Surface area
100601267937122400
Volume
2.1710923948915E+24
Space diagonal
224278028.27866
Perimeter
388460940
Area
7.2602711405394E+15
Altitude
112139014.13933
Surface area
7.2602711405394E+15
Volume
2.5586569250172E+23
Height
61040747.755578