129447321 is an odd 9-digits composite number following 129447320
and preceding 129447322 . In scientific notation, it is written as 1.29447321 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 85859760 positive integers (up to 129447321) that are relatively prime to 129447321.
129447321 has 8 divisors, whose sum is 173473344
The reverse of 129447321 is 123744921
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-nine million four hundred forty-seven thousand three hundred twenty-one
Scientific notation
1.29447321 × 10^8
Engineering notation
1.29447321 × 10^6
Prime Factorization
3 × 197 × 219031
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129447321
Product of the distinct prime numbers
The prime factorization of 129447321 is 3 × 197 × 219031.
Since it has a total of 3 prime factors.
8 , 8 , 50 , 54 , 730 , 747 , 4503 , 8482 , 21902 , 34666 , 695408 , 823380 , 9403088 , 3785764 , 86641748 , 31213377 , 456185400 , 872897248 , 4940959563 , 815971513
n×2
258894642
n×3
388341963
n×4
517789284
n×5
647236605
n÷2
64723660.5
n÷3
43149107
n÷3
32361830.25
n÷5
25889464.2
n2
16756608914077041
n3
2.169098132972E+24
n4
2.8078394229933E+32
n5
3.6346729110466E+40
2 √n
11377.491858929
3 √n
505.86079507944
4 √n
106.66532641364
5 √n
41.919743187419
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
-129447320
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 129447321 can be divided by 8 positive divisors.
The sum of these divisors (counting 129447321) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101110011010110011001
3
Ternary
100000120121100020
4
Quaternary
13231303112121
5
Quinary
231114303241
6
Senary
20502301053
8
Octal
755632631
10
Decimal
129447321
12
Duodecimal
37427789
16
Hexadecimal
7b73599
20
Vigesimal
2090i61
36
Base36
252i6x
md5
827cf70443f6c4e35aa7e2bc68f605a5
sha1
920d1c0ffac02581f1fb047e12f375ef7b700331
sha256
b2e570240f30dcd56038e1956426337b9230f7cfb07aee817a0a23d54e34c32f
sha512
1000a2cae52c5f9097bcc231281bc352500a788cd4ccc1139303159682c7d57e1b16ec4f4e9d5c4c1c9ccad093b8f6c9df4be50643e25c9cddcdb7141dfd16fa
ripemd-160
d7a762912b07062d69fac2df46ceedab6246554d
Diameter
258894642
Circumference
813341505.36096
Area
5.2642439463542E+16
Volume
9.0858970126135E+24
Surface area
2.1056975785417E+17
Circumference
813341505.36096
Perimeter
517789284
Area
16756608914077041
Diagonal
183066156.97106
Surface area
100539653484462246
Volume
2.169098132972E+24
Space diagonal
224209336.87568
Perimeter
388341963
Area
7.2558245004357E+15
Altitude
112104668.43784
Surface area
7.2558245004357E+15
Volume
2.556306664806E+23
Height
61022052.323688