129969666 is an even 9-digits composite number following 129969665
and preceding 129969667 . In scientific notation, it is written as 1.29969666 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 43265880 positive integers (up to 129969666) that are relatively prime to 129969666.
129969666 has 16 divisors, whose sum is 216902880
The reverse of 129969666 is 666969921
Previous prime number is 827
Is Prime? no Number parity even Number length 9 Sum of Digits 54 Digital Root 9
Name
one hundred twenty-nine million nine hundred sixty-nine thousand six hundred sixty-six
Scientific notation
1.29969666 × 10^8
Engineering notation
1.29969666 × 10^6
Prime Factorization
2 × 9 × 827 × 8731
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
129969666 Product of the distinct prime numbers
The prime factorization of 129969666 is 2 × 9 × 827 × 8731.
Since it has a total of 4 prime factors.
4 , 10 , 62 , 28 , 248 , 666 , 8192 , 7929 , 75137 , 62984 , 610025 , 321643 , 9810297 , 5332967 , 13474142 , 26900725 , 138047475 , 36522807 , 1213580183 , 8214320643
n×2
259939332
n×3
389908998
n×4
519878664
n×5
649848330
n÷2
64984833
n÷3
43323222
n÷3
32492416.5
n÷5
25993933.2
n2
16892114080151556
n3
2.1954624250312E+24
n4
2.8534351809685E+32
n5
3.7086001742313E+40
2 √n11400.423939486
3 √n506.54029733563
4 √n106.77276778039
5 √n41.953519569437
1 , 2 , 9 , 18 , 827 , 1654 , 7443 , 8731 , 14886 , 17462 , 78579 , 157158 , 7220537 , 14441074 , 64984833 , 129969666
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129969665 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129969666 can be divided by 16 positive divisors.
The sum of these divisors (counting 129969666) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101111110010111000000010
3
Ternary
100001120010212100
4
Quaternary
13233302320002
5
Quinary
231233012131
6
Senary
20521411230
8
Octal
757627002
10
Decimal
129969666
12
Duodecimal
37639b16
16
Hexadecimal
7bf2e02
20
Vigesimal
20c6436
36
Base36
25dp8i
md5
e32c733aef1b09ed4af5b16b442151ef
sha1
eb62b7368c8db2c8ddf536b3e7c80cb097e40e7e
sha256
183683bde467d64782c123f72df7ed418c5f67707f5eaa15ba44c1560c9f3f13
sha512
373bd490efb322f714b24e440491717f8bf4b5cec66deda68021e9a69707f274e7538fba3f4476814bd2572948ffe24d9aaadbb52f59a484f140487833ad91e4
ripemd-160
5cc8f132e3042ecefc1b3a7120e3bfe6f39483b2
Diameter
259939332
Circumference
816623495.79024
Area
5.3068141497805E+16
Volume
9.1963315009472E+24
Surface area
2.1227256599122E+17
Circumference
816623495.79024
Perimeter
519878664
Area
16892114080151556
Diagonal
183804864.3543
Surface area
101352684480909336
Volume
2.1954624250312E+24
Space diagonal
225114064.95476
Perimeter
389908998
Area
7.314499958518E+15
Altitude
112557032.47738
Surface area
7.314499958518E+15
Volume
2.5873772809664E+23
Height
61268288.1181