129771430 is an even 9-digits composite number following 129771429
and preceding 129771431 . In scientific notation, it is written as 1.29771430 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 51908568 positive integers (up to 129771430) that are relatively prime to 129771430.
129771430 has 8 divisors, whose sum is 233588592
The reverse of 129771430 is 034177921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million seven hundred seventy-one thousand four hundred thirty
Scientific notation
1.29771430 × 10^8
Engineering notation
1.29771430 × 10^6
Prime Factorization
2 × 5 × 12977143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129771430
Product of the distinct prime numbers
The prime factorization of 129771430 is 2 × 5 × 12977143.
Since it has a total of 3 prime factors.
2 , 1 , 91 , 5 , 558 , 761 , 6841 , 9909 , 47631 , 71509 , 493361 , 187122 , 7812979 , 8104520 , 58059028 , 36815697 , 311570213 , 222051071 , 8836674651 , 881990768
n×2
259542860
n×3
389314290
n×4
519085720
n×5
648857150
n÷2
64885715
n÷3
43257143.333333
n÷3
32442857.5
n÷5
25954286
n2
16840624044244900
n3
2.185431864314E+24
n4
2.836066181996E+32
n5
3.6804036401226E+40
2 √n
11391.726383652
3 √n
506.28263306382
4 √n
106.73203072954
5 √n
41.940713848193
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
-129771429
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 129771430 can be divided by 8 positive divisors.
The sum of these divisors (counting 129771430) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111000010011110100110
3
Ternary
100001012001221021
4
Quaternary
13233002132212
5
Quinary
231210141210
6
Senary
20513241354
8
Octal
757023646
10
Decimal
129771430
12
Duodecimal
3756325a
16
Hexadecimal
7bc27a6
20
Vigesimal
20b18ba
36
Base36
259g9y
md5
be7e02da08a5b92c23252a8cad8713f2
sha1
bc5b75a8b70b5367164f06d4385123110e6989d7
sha256
e937fe82f690fc81f40b7ef5a650137a834315468e1e90cbf98d667319806679
sha512
e3f79c45b4b5cff20e4885e0c3303223dd1f1a28c88b982f35691291a57fec1aab030e384b8a29b092534c9d0c0b2b83299e7a56a9aabdd898a574f7f769140f
ripemd-160
f72ddc72b89054c6bdd653396c77a7594d00d6b3
Diameter
259542860
Circumference
815377942.26768
Area
5.2906380779267E+16
Volume
9.1543155864667E+24
Surface area
2.1162552311707E+17
Circumference
815377942.26768
Perimeter
519085720
Area
16840624044244900
Diagonal
183524516.31455
Surface area
101043744265469400
Volume
2.185431864314E+24
Space diagonal
224770710.13087
Perimeter
389314290
Area
7.2922041189496E+15
Altitude
112385355.06543
Surface area
7.2922041189496E+15
Volume
2.575556151796E+23
Height
61174838.771517