129131715 is an odd 9-digits composite number following 129131714
and preceding 129131716 . In scientific notation, it is written as 1.29131715 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 68430336 positive integers (up to 129131715) that are relatively prime to 129131715.
129131715 has 8 divisors, whose sum is 138620352
The reverse of 129131715 is 517131921
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine million one hundred thirty-one thousand seven hundred fifteen
Scientific notation
1.29131715 × 10^8
Engineering notation
1.29131715 × 10^6
Prime Factorization
15 × 157 × 54833
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129131715
Product of the distinct prime numbers
The prime factorization of 129131715 is 15 × 157 × 54833.
Since it has a total of 3 prime factors.
7 , 1 , 91 , 19 , 118 , 428 , 1531 , 8988 , 952 , 88178 , 333422 , 153106 , 2366030 , 9181128 , 54974510 , 45878890 , 851206288 , 63475028 , 3492099556 , 9130161927
n×2
258263430
n×3
387395145
n×4
516526860
n×5
645658575
n÷2
64565857.5
n÷3
43043905
n÷3
32282928.75
n÷5
25826343
n2
16674999818841225
n3
2.1532713242317E+24
n4
2.7805561895835E+32
n5
3.5905798941479E+40
2 √n
11363.613641795
3 √n
505.44934681142
4 √n
106.60025160287
5 √n
41.899282286664
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
-129131714
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 129131715 can be divided by 8 positive divisors.
The sum of these divisors (counting 129131715) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100110010011000011
3
Ternary
22222222120102010
4
Quaternary
13230212103003
5
Quinary
231024203330
6
Senary
20451424003
8
Octal
754462303
10
Decimal
129131715
12
Duodecimal
372b5003
16
Hexadecimal
7b264c3
20
Vigesimal
207195f
36
Base36
24vqo3
md5
71dcb180f6a67cfcf2c25d7173c949b6
sha1
2a45bcfe04c9353033247664b942d8ef93e39c9f
sha256
f5d50fd4a71af525da7915de8ffbaf4bd9b84edcff97f484d185f28db6513fe4
sha512
c149e06257a40dd1590a3668d932a40ff1160a2ea165a28cf421aa5c50965ee94ba281588697a255f02908c51b59a7bc9cea931aa1c268a7f3f755ffeb71a05c
ripemd-160
9cec7d58ec9ed7ffa7e4d9d164f0902744693877
Diameter
258263430
Circumference
811358494.3789
Area
5.2386056929483E+16
Volume
9.019601831189E+24
Surface area
2.0954422771793E+17
Circumference
811358494.3789
Perimeter
516526860
Area
16674999818841225
Diagonal
182619822.6855
Surface area
100049998913047350
Volume
2.1532713242317E+24
Space diagonal
223662691.2485
Perimeter
387395145
Area
7.2204867256087E+15
Altitude
111831345.62425
Surface area
7.2204867256087E+15
Volume
2.5376545918312E+23
Height
60873274.228499