129125789 is an odd 9-digits composite number following 129125788
and preceding 129125790 . In scientific notation, it is written as 1.29125789 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 119193024 positive integers (up to 129125789) that are relatively prime to 129125789.
129125789 has 4 divisors, whose sum is 139058556
The reverse of 129125789 is 987521921
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million one hundred twenty-five thousand seven hundred eighty-nine
Scientific notation
1.29125789 × 10^8
Engineering notation
1.29125789 × 10^6
Prime Factorization
13 × 9932753
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129125789
Product of the distinct prime numbers
The prime factorization of 129125789 is 13 × 9932753.
Since it has a total of 2 prime factors.
7 , 5 , 59 , 13 , 125 , 788 , 4156 , 5 , 55566 , 448 , 987142 , 458814 , 3546748 , 3459686 , 44452057 , 38790869 , 546333413 , 804070944 , 5528318181 , 7998876230
n×2
258251578
n×3
387377367
n×4
516503156
n×5
645628945
n÷2
64562894.5
n÷3
43041929.666667
n÷3
32281447.25
n÷5
25825157.8
n2
16673469384872521
n3
2.152974889689E+24
n4
2.7800458132828E+32
n5
3.5897560909629E+40
2 √n
11363.352894283
3 √n
505.441614813
4 √n
106.59902858039
5 √n
41.898897718544
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129125788
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129125789 can be divided by 4 positive divisors.
The sum of these divisors (counting 129125789) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100100110110011101
3
Ternary
22222222021021122
4
Quaternary
13230210312131
5
Quinary
231024011124
6
Senary
20451340325
8
Octal
754446635
10
Decimal
129125789
12
Duodecimal
372b16a5
16
Hexadecimal
7b24d9d
20
Vigesimal
2070e99
36
Base36
24vm3h
md5
1acba984d477da9209bcdcd82a5a8d7a
sha1
f4aeb67d8e1d9213c191270236e1459399c2668f
sha256
e4b9d438b1f869d38e5da4daf4e1984466caec167d700bcc627fc633e9de54b1
sha512
56ef89c7cbc9a62192138153132486e4930e1c225396498b62d0715daa9bf576f999a4162aa1b0ad2fb357f102793f8893a6ec725c5231ee22da74fc7749433c
ripemd-160
654a012e6d0829033caa6c2c6c710da49454c473
Diameter
258251578
Circumference
811321260.22277
Area
5.238124892937E+16
Volume
9.0183601290804E+24
Surface area
2.0952499571748E+17
Circumference
811321260.22277
Perimeter
516503156
Area
16673469384872521
Diagonal
182611442.05593
Surface area
100040816309235126
Volume
2.152974889689E+24
Space diagonal
223652427.11542
Perimeter
387377367
Area
7.2198240282608E+15
Altitude
111826213.55771
Surface area
7.2198240282608E+15
Volume
2.5373052403724E+23
Height
60870480.685309