129618971 is an odd 9-digits prime number following 129618970
and preceding 129618972 . In scientific notation, it is written as 1.29618971 × 10^8.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 129618970 positive integers (up to 129618971) that are relatively prime to 129618971.
129618971 has 2 divisors, whose sum is 129618972
The reverse of 129618971 is 179816921
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 six hundred eighteen thousand nine hundred seventy-one
Scientific notation
1.29618971 × 10^8
Engineering notation
1.29618971 × 10^6
Prime Factorization
129618971
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
129618971 Product of the distinct prime numbers
The prime factorization of 129618971 is 129618971.
Since it has a total of 1 prime factors.
6 , 8 , 5 , 61 , 946 , 690 , 366 , 8532 , 41703 , 26554 , 582008 , 607337 , 9631813 , 5927440 , 73663049 , 54111680 , 668959663 , 109829395 , 7880921890 , 2289081061
n×2
259237942
n×3
388856913
n×4
518475884
n×5
648094855
n÷2
64809485.5
n÷3
43206323.666667
n÷3
32404742.75
n÷5
25923794.2
n2
16801077643098841
n3
2.1777383957896E+24
n4
2.8227620996944E+32
n5
3.6588351874018E+40
2 √n11385.03276236
3 √n506.08429050886
4 √n106.7006689874
5 √n41.930854596025
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
129618972 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64809486 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11385.032806277 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999845702 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129618971 can be divided by 2 positive divisors.
The sum of these divisors (counting 129618971) is 129618972, the average is 64809486.
Base
System
Value
2
Binary
111101110011101010000011011
3
Ternary
100000220022210122
4
Quaternary
13232131100123
5
Quinary
231140301341
6
Senary
20510103455
8
Octal
756352033
10
Decimal
129618971
12
Duodecimal
374aab8b
16
Hexadecimal
7b9d41b
20
Vigesimal
20a278b
36
Base36
2566mz
md5
16e74514c3924d8f286491cdc9c35046
sha1
701f4a663c839aa4577691c011aa129b2af5f5fd
sha256
8e64e48e3174d1dc46f8c2841d0734bda28f13c4f2d0d51e9c5cf8e99fe77382
sha512
c57efefab52be87e0532e10bec37993953ae531bf3081d74858ba7b9b500b6bc00d72f7a770a3c60a334181c32f7391c9dc80f7d0411a48b34e7f43ae97cb46b
ripemd-160
4edf3ccc620cdbe297352cab30432cb16c8389f1
Diameter
259237942
Circumference
814420014.11894
Area
5.2782142095951E+16
Volume
9.1220892608706E+24
Surface area
2.111285683838E+17
Circumference
814420014.11894
Perimeter
518475884
Area
16801077643098841
Diagonal
183308906.72904
Surface area
100806465858593046
Volume
2.1777383957896E+24
Space diagonal
224506643.3968
Perimeter
388856913
Area
7.2750800249392E+15
Altitude
112253321.6984
Surface area
7.2750800249392E+15
Volume
2.5664893121885E+23
Height
61102968.909682