129387629 is an odd 9-digits composite number following 129387628
and preceding 129387630 . In scientific notation, it is written as 1.29387629 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 104379840 positive integers (up to 129387629) that are relatively prime to 129387629.
129387629 has 8 divisors, whose sum is 156570048
The reverse of 129387629 is 926783921
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million three hundred eighty-seven thousand six hundred twenty-nine
Scientific notation
1.29387629 × 10^8
Engineering notation
1.29387629 × 10^6
Prime Factorization
7 × 17 × 1087291
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129387629
Product of the distinct prime numbers
The prime factorization of 129387629 is 7 × 17 × 1087291.
Since it has a total of 3 prime factors.
9 , 4 , 85 , 80 , 290 , 961 , 1826 , 6590 , 80170 , 16241 , 506745 , 884744 , 3746477 , 4562423 , 55858579 , 14825305 , 115628776 , 985868512 , 1378347995 , 2393433092
n×2
258775258
n×3
388162887
n×4
517550516
n×5
646938145
n÷2
64693814.5
n÷3
43129209.666667
n÷3
32346907.25
n÷5
25877525.8
n2
16741158538241641
n3
2.1660988099762E+24
n4
2.8026638920254E+32
n5
3.6263003587308E+40
2 √n
11374.86830693
3 √n
505.78302731791
4 √n
106.65302765009
5 √n
41.915876386673
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129387628
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129387629 can be divided by 8 positive divisors.
The sum of these divisors (counting 129387629) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101100100110001101101
3
Ternary
100000110120110102
4
Quaternary
13231210301231
5
Quinary
231110401004
6
Senary
20501120445
8
Octal
755446155
10
Decimal
129387629
12
Duodecimal
373b9125
16
Hexadecimal
7b64c6d
20
Vigesimal
208d919
36
Base36
25184t
md5
b3e4a8a6c304a2048cfd7620f5136052
sha1
dae746468dddf549f8d6ca291425513f916a2cd6
sha256
bb884d23e6cc6627b20f5c6bde84a85c59cd696dd65109678d5976fb65bce2fe
sha512
49324124ab3cbd6456449c0fd44bb21be9b128324d407a8b1cfaf1439d38368c091480fb703beb4d1618f6ce9ada6a93e8934145d0550a5f6c137e5ae252cecf
ripemd-160
2e2aacfc6b91e7b14b92b754a2c88758527a2b5b
Diameter
258775258
Circumference
812966449.4636
Area
5.2593900676322E+16
Volume
9.0733334778277E+24
Surface area
2.1037560270529E+17
Circumference
812966449.4636
Perimeter
517550516
Area
16741158538241641
Diagonal
182981739.7351
Surface area
100446951229449846
Volume
2.1660988099762E+24
Space diagonal
224105947.29887
Perimeter
388162887
Area
7.24913429145E+15
Altitude
112052973.64944
Surface area
7.24913429145E+15
Volume
2.5527719287571E+23
Height
60993913.245033