129739085 is an odd 9-digits composite number following 129739084
and preceding 129739086 . In scientific notation, it is written as 1.29739085 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 88828800 positive integers (up to 129739085) that are relatively prime to 129739085.
129739085 has 16 divisors, whose sum is 178198272
The reverse of 129739085 is 580937921
Previous prime number is 761
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million seven hundred thirty-nine thousand eighty-five
Scientific notation
1.29739085 × 10^8
Engineering notation
1.29739085 × 10^6
Prime Factorization
5 × 7 × 761 × 4871
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129739085
Product of the distinct prime numbers
The prime factorization of 129739085 is 5 × 7 × 761 × 4871.
Since it has a total of 4 prime factors.
7 , 5 , 55 , 25 , 36 , 989 , 774 , 9945 , 45410 , 36408 , 678291 , 230622 , 1356491 , 6735360 , 57342369 , 28179925 , 508518865 , 344450049 , 2232804732 , 2631011125
n×2
259478170
n×3
389217255
n×4
518956340
n×5
648695425
n÷2
64869542.5
n÷3
43246361.666667
n÷3
32434771.25
n÷5
25947817
n2
16832230176637225
n3
2.1837981416263E+24
n4
2.833239727193E+32
n5
3.6758192979167E+40
2 √n
11390.306624494
3 √n
506.24056660774
4 √n
106.72537947693
5 √n
41.938622929324
1 , 5 , 7 , 35 , 761 , 3805 , 4871 , 5327 , 24355 , 26635 , 34097 , 170485 , 3706831 , 18534155 , 25947817 , 129739085
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
-129739084
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 129739085 can be divided by 16 positive divisors.
The sum of these divisors (counting 129739085) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101110111010100101001101
3
Ternary
100001010102120022
4
Quaternary
13232322211031
5
Quinary
231203122320
6
Senary
20512431525
8
Octal
756724515
10
Decimal
129739085
12
Duodecimal
375485a5
16
Hexadecimal
7bba94d
20
Vigesimal
20ah7e5
36
Base36
258rbh
md5
cb1c6af1e99457d37ba65e1082e54a03
sha1
ba9890fa91f9600dc1ef860a7c2a1ab61a13f7f9
sha256
20ec17549499e7c726772ae58b4578e69f9fb5baff38f2981255824d6351abc7
sha512
5c37e9269dff67cbf5c7ba91c535ece13a4441c1f453aa4033a49141e5943d7050533e71c47d4e422b529c4db5060144c44408d90f93c2e43d5765d8c29ce979
ripemd-160
5814750b03647eb224168ba8f07dfae65f4962b9
Diameter
259478170
Circumference
815174712.63892
Area
5.2880010666456E+16
Volume
9.147472264875E+24
Surface area
2.1152004266582E+17
Circumference
815174712.63892
Perimeter
518956340
Area
16832230176637225
Diagonal
183478773.57688
Surface area
100993381059823350
Volume
2.1837981416263E+24
Space diagonal
224714686.9475
Perimeter
389217255
Area
7.2885694676574E+15
Altitude
112357343.47375
Surface area
7.2885694676574E+15
Volume
2.5736307911442E+23
Height
61159591.192292