129639 is an odd 6-digits composite number following 129638
and preceding 129640 . In scientific notation, it is written as 1.29639 × 10^5.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 85176 positive integers (up to 129639) that are relatively prime to 129639.
129639 has 4 divisors, whose sum is 130424
The reverse of 129639 is 936921
Previous prime number is 237
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine thousand six hundred thirty-nine
Scientific notation
1.29639 × 10^5
Engineering notation
1.29639 × 10^3
Prime Factorization
237 × 547
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129639
Product of the distinct prime numbers
The prime factorization of 129639 is 237 × 547.
Since it has a total of 2 prime factors.
6 , 9 , 10 , 3 , 4 , 389 , 6642 , 9536 , 13031 , 66907 , 734009 , 759944 , 424172 , 2246309 , 3604878 , 72840887 , 684795565 , 228707386 , 876177064 , 3475442055
n×2
259278
n×3
388917
n×4
518556
n×5
648195
n÷2
64819.5
n÷3
43213
n÷3
32409.75
n÷5
25927.8
n2
16806270321
n3
2178748078144119
n4
2.8245072210253E+20
n5
3.6616629162649E+25
2 √n
360.05416259224
3 √n
50.611035624117
4 √n
18.975093216958
5 √n
10.532879954577
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
-129638
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 129639 can be divided by 4 positive divisors.
The sum of these divisors (counting 129639) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111101001100111
3
Ternary
20120211110
4
Quaternary
133221213
5
Quinary
13122024
6
Senary
2440103
8
Octal
375147
10
Decimal
129639
12
Duodecimal
63033
16
Hexadecimal
1fa67
20
Vigesimal
g41j
36
Base36
2s13
md5
4cdd083f6fe64907d1abb7adafa4b261
sha1
eef2240b0bbd992f3d5fb57c87224161d7863fba
sha256
5e6a5188edf0b6e04826230da782a87c86b68bc5b92b8464bd11d5906fa24727
sha512
e39a01863ec865ab089759e18170dbf1475a37e89b0ed728fdd35b0cb57480d945fa18b5401973f40d2ed5d67a2af9a3d39f98ca4667178155ddb4acca4ea842
ripemd-160
e95fcdcaed04c3a2df60e23eb5655a8c660976e7
Diameter
259278
Circumference
814545.86003745
Area
52798455374.698
Volume
9.1263186084273E+15
Surface area
211193821498.79
Circumference
814545.86003745
Perimeter
518556
Area
16806270321
Diagonal
183337.23201249
Surface area
100837621926
Volume
2178748078144119
Space diagonal
224541.33464242
Perimeter
388917
Area
7277328520.4272
Altitude
112270.66732121
Surface area
7277328520.4272
Volume
2.5676792342548E+14
Height
61112.410670829