129389931 is an odd 9-digits composite number following 129389930
and preceding 129389932 . In scientific notation, it is written as 1.29389931 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 77243760 positive integers (up to 129389931) that are relatively prime to 129389931.
129389931 has 16 divisors, whose sum is 159185280
The reverse of 129389931 is 139983921
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million three hundred eighty-nine thousand nine hundred thirty-one
Scientific notation
1.29389931 × 10^8
Engineering notation
1.29389931 × 10^6
Prime Factorization
9 × 11 × 67 × 19507
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129389931
Product of the distinct prime numbers
The prime factorization of 129389931 is 9 × 11 × 67 × 19507.
Since it has a total of 4 prime factors.
1 , 8 , 51 , 11 , 215 , 843 , 87 , 8303 , 75105 , 89380 , 180 , 114267 , 3345915 , 4248032 , 70691751 , 80872779 , 422233224 , 229228647 , 537262111 , 9460312357
n×2
258779862
n×3
388169793
n×4
517559724
n×5
646949655
n÷2
64694965.5
n÷3
43129977
n÷3
32347482.75
n÷5
25877986.2
n2
16741754244184761
n3
2.166214426474E+24
n4
2.8028633517268E+32
n5
3.6266229568236E+40
2 √n
11374.969494465
3 √n
505.78602684637
4 √n
106.65350202626
5 √n
41.916025534875
1 , 9 , 11 , 67 , 99 , 603 , 737 , 6633 , 19507 , 175563 , 214577 , 1306969 , 1931193 , 11762721 , 14376659 , 129389931
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
-129389930
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 129389931 can be divided by 16 positive divisors.
The sum of these divisors (counting 129389931) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101100101010101101011
3
Ternary
100000110200121200
4
Quaternary
13231211111223
5
Quinary
231110434211
6
Senary
20501135243
8
Octal
755452553
10
Decimal
129389931
12
Duodecimal
373ba523
16
Hexadecimal
7b6556b
20
Vigesimal
208degb
36
Base36
2519wr
md5
78c00c58637bff1cad65c86de4283b2d
sha1
4f10a73a6ccc53f9b7a7d987186bdcf8d2139744
sha256
3b32b0d564fc07c36d3a4dc6d57facaad590c8d86f10caf346194e55a1adb267
sha512
19a2b956ce5e34ffa11bac77701ecf208ef1f01fe35d7118256fa65a4d4641a0629075af152a1ea275a6dcfa68c1408e0ea3e7c3485c2b0ddfdae69bca0397e0
ripemd-160
c269e329d9b7a80664a02ca886329b07f6c52784
Diameter
258779862
Circumference
812980913.35618
Area
5.2595772141737E+16
Volume
9.0738177710814E+24
Surface area
2.1038308856695E+17
Circumference
812980913.35618
Perimeter
517559724
Area
16741754244184761
Diagonal
182984995.25472
Surface area
100450525465108566
Volume
2.166214426474E+24
Space diagonal
224109934.47983
Perimeter
388169793
Area
7.24939223969E+15
Altitude
112054967.23992
Surface area
7.24939223969E+15
Volume
2.5529081841065E+23
Height
60994998.41824