129388977 is an odd 9-digits composite number following 129388976
and preceding 129388978 . In scientific notation, it is written as 1.29388977 × 10^8.
The sum of its digits is 54. It has a total of 3 prime factors and 6 positive divisors.
There are 86259312 positive integers (up to 129388977) that are relatively prime to 129388977.
129388977 has 6 divisors, whose sum is 186895202
The reverse of 129388977 is 779883921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred twenty-nine million three hundred eighty-eight thousand nine hundred seventy-seven
Scientific notation
1.29388977 × 10^8
Engineering notation
1.29388977 × 10^6
Prime Factorization
3 × 3 × 14376553
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
43129659
Product of the distinct prime numbers
The prime factorization of 129388977 is 3 × 3 × 14376553.
Since it has a total of 3 prime factors.
9 , 6 , 20 , 31 , 415 , 822 , 343 , 3489 , 23614 , 25394 , 642874 , 539968 , 8188359 , 6485342 , 51112195 , 72303008 , 333359793 , 974132718 , 4539981618 , 5607777839
n×2
258777954
n×3
388166931
n×4
517555908
n×5
646944885
n÷2
64694488.5
n÷3
43129659
n÷3
32347244.25
n÷5
25877795.4
n2
16741507369106529
n3
2.1661665119267E+24
n4
2.8027806898985E+32
n5
3.6264892622132E+40
2 √n
11374.927560209
3 √n
505.78478377938
4 √n
106.65330543499
5 √n
41.9159637248
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129388976
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129388977 can be divided by 6 positive divisors.
The sum of these divisors (counting 129388977) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111101101100101000110110001
3
Ternary
100000110122022100
4
Quaternary
13231211012301
5
Quinary
231110421402
6
Senary
20501131013
8
Octal
755450661
10
Decimal
129388977
12
Duodecimal
373b9a69
16
Hexadecimal
7b651b1
20
Vigesimal
208dc8h
36
Base36
251969
md5
f231a651ab5b1757d497f56bc11bd1ef
sha1
0cbaab02254a069d7d756f76cd54d8366f7796e1
sha256
01bd9b5b9d3bb8ad6ef8758c611e1682f14955d29febdd8aeefccc0fbebaeb55
sha512
35c8f6d2d00fc12400fb21f49caa2d6272fbd169c99e930e45283ce8567b0fd327009662065d0b1e35bbad508f4534834711087873461ad5b193002184f91585
ripemd-160
472e18f8513f269fff1656f017a8a6fdf5803164
Diameter
258777954
Circumference
812974919.1974
Area
5.2594996560804E+16
Volume
9.0736170670947E+24
Surface area
2.1037998624322E+17
Circumference
812974919.1974
Perimeter
517555908
Area
16741507369106529
Diagonal
182983646.09498
Surface area
100449044214639174
Volume
2.1661665119267E+24
Space diagonal
224108282.10336
Perimeter
388166931
Area
7.2492853396453E+15
Altitude
112054141.05168
Surface area
7.2492853396453E+15
Volume
2.5528517162709E+23
Height
60994548.698327