129128822 is an even 9-digits composite number following 129128821
and preceding 129128823 . In scientific notation, it is written as 1.29128822 × 10^8.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 62337240 positive integers (up to 129128822) that are relatively prime to 129128822.
129128822 has 12 divisors, whose sum is 200605236
The reverse of 129128822 is 228821921
Previous prime number is 29
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million one hundred twenty-eight thousand eight hundred twenty-two
Scientific notation
1.29128822 × 10^8
Engineering notation
1.29128822 × 10^6
Prime Factorization
2 × 29 × 29 × 76771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4452718
Product of the distinct prime numbers
The prime factorization of 129128822 is 2 × 29 × 29 × 76771.
Since it has a total of 4 prime factors.
4 , 10 , 53 , 75 , 355 , 293 , 9900 , 6660 , 50725 , 88664 , 520588 , 764918 , 2023739 , 7178874 , 87285419 , 89476065 , 730912014 , 11448975 , 2896225517 , 973477324
n×2
258257644
n×3
387386466
n×4
516515288
n×5
645644110
n÷2
64564411
n÷3
43042940.666667
n÷3
32282205.5
n÷5
25825764.4
n2
16674252671107684
n3
2.1531266051505E+24
n4
2.7803070213994E+32
n5
3.5901777047164E+40
2 √n
11363.486348828
3 √n
505.44557217485
4 √n
106.59965454366
5 √n
41.899094547022
1 , 2 , 29 , 58 , 841 , 1682 , 76771 , 153542 , 2226359 , 4452718 , 64564411 , 129128822
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129128821
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129128822 can be divided by 12 positive divisors.
The sum of these divisors (counting 129128822) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101100100101100101110110
3
Ternary
22222222102102222
4
Quaternary
13230211211312
5
Quinary
231024110242
6
Senary
20451402342
8
Octal
754454566
10
Decimal
129128822
12
Duodecimal
372b33b2
16
Hexadecimal
7b25976
20
Vigesimal
2071212
36
Base36
24vofq
md5
cf14b51085c4a35a2d52986e0171d41f
sha1
4bcc6a90d263906a1243ee7776b6a9de3b8d922d
sha256
75069c9be9d0cd7c281953a2aea6dfd9cb2d89ef1a9be70145aeac438a445b6e
sha512
d54fb1c0463038d114da8886fd07b78dca91d76ca33818c6b50790b9639801cb01bc935bd7cb5ca1ec32601f37ef64df98fcace4c828e2cf397bfc4e46028dd2
ripemd-160
29a6cd16b2f05eb3cb08f093d5deb116b9cebff4
Diameter
258257644
Circumference
811340317.12381
Area
5.2383709695652E+16
Volume
9.0189956333193E+24
Surface area
2.0953483878261E+17
Circumference
811340317.12381
Perimeter
516515288
Area
16674252671107684
Diagonal
182615731.36566
Surface area
100045516026646104
Volume
2.1531266051505E+24
Space diagonal
223657680.42552
Perimeter
387386466
Area
7.2201632011499E+15
Altitude
111828840.21276
Surface area
7.2201632011499E+15
Volume
2.5374840387585E+23
Height
60871910.45522