129291389 is an odd 9-digits prime number following 129291388
and preceding 129291390 . In scientific notation, it is written as 1.29291389 × 10^8.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 129291388 positive integers (up to 129291389) that are relatively prime to 129291389.
129291389 has 2 divisors, whose sum is 129291390
The reverse of 129291389 is 983192921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million two hundred ninety-one thousand three hundred eighty-nine
Scientific notation
1.29291389 × 10^8
Engineering notation
1.29291389 × 10^6
Prime Factorization
129291389
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
129291389
Product of the distinct prime numbers
The prime factorization of 129291389 is 129291389.
Since it has a total of 1 prime factors.
1 , 2 , 12 , 68 , 245 , 850 , 7547 , 1558 , 25306 , 41508 , 707965 , 202125 , 7682295 , 9931709 , 82863491 , 58698391 , 760768489 , 195862989 , 3842324546 , 2318906251
n×2
258582778
n×3
387874167
n×4
517165556
n×5
646456945
n÷2
64645694.5
n÷3
43097129.666667
n÷3
32322847.25
n÷5
25858277.8
n2
16716263269549321
n3
2.1612688970097E+24
n4
2.7943345769688E+32
n5
3.6128339878703E+40
2 √n
11370.637141339
3 √n
505.65759381075
4 √n
106.63318968004
5 √n
41.909639028867
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
129291390
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64645695
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11370.637185312
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999845311
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129291389 can be divided by 2 positive divisors.
The sum of these divisors (counting 129291389) is 129291390, the average is 64645695.
Base
System
Value
2
Binary
111101101001101010001111101
3
Ternary
100000021200102222
4
Quaternary
13231031101331
5
Quinary
231044311024
6
Senary
20455055125
8
Octal
755152175
10
Decimal
129291389
12
Duodecimal
373714a5
16
Hexadecimal
7b4d47d
20
Vigesimal
2081899
36
Base36
24z5vh
md5
9712f6041e73620b2ae3029aa22b31f6
sha1
8f88e7b9c70f80fad54ed528c8c2c67a0dc28267
sha256
55d1d386a8744f81e2b5ae15d45674ea62f954ce581a1c5b8f9a81df8b37aa57
sha512
522b629993741aaddb5be09907090d263ffa328e8139ba82f36e818f59b42094627ae870799b1a5dda31c744c84d67bf3ca490f860ba2311d5d9cb098798aa92
ripemd-160
3b8463477ff0ea825cd611320aab78fbf63e7453
Diameter
258582778
Circumference
812361755.70964
Area
5.2515689883089E+16
Volume
9.0531019857038E+24
Surface area
2.1006275953236E+17
Circumference
812361755.70964
Perimeter
517165556
Area
16716263269549321
Diagonal
182845635.82186
Surface area
100297579617295926
Volume
2.1612688970097E+24
Space diagonal
223939254.72915
Perimeter
387874167
Area
7.2383543238892E+15
Altitude
111969627.36458
Surface area
7.2383543238892E+15
Volume
2.5470798217386E+23
Height
60948545.273952