129372472 is an even 9-digits composite number following 129372471
and preceding 129372473 . In scientific notation, it is written as 1.29372472 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 8 positive divisors.
There are 64686232 positive integers (up to 129372472) that are relatively prime to 129372472.
129372472 has 8 divisors, whose sum is 242573400
The reverse of 129372472 is 274273921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million three hundred seventy-two thousand four hundred seventy-two
Scientific notation
1.29372472 × 10^8
Engineering notation
1.29372472 × 10^6
Prime Factorization
2 × 2 × 2 × 16171559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32343118
Product of the distinct prime numbers
The prime factorization of 129372472 is 2 × 2 × 2 × 16171559.
Since it has a total of 4 prime factors.
4 , 2 , 12 , 23 , 668 , 966 , 3046 , 9915 , 51246 , 65131 , 209215 , 223380 , 715176 , 4832697 , 8279149 , 24972879 , 904850062 , 213972070 , 194293268 , 9265770140
n×2
258744944
n×3
388117416
n×4
517489888
n×5
646862360
n÷2
64686236
n÷3
43124157.333333
n÷3
32343118
n÷5
25874494.4
n2
16737236511390784
n3
2.1653376619273E+24
n4
2.8013508603823E+32
n5
3.6241768574699E+40
2 √n
11374.202037945
3 √n
505.76327671071
4 √n
106.64990406909
5 √n
41.914894300959
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
-129372471
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 129372472 can be divided by 8 positive divisors.
The sum of these divisors (counting 129372472) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101100001000100111000
3
Ternary
100000102210200001
4
Quaternary
13231201010320
5
Quinary
231104404342
6
Senary
20500522344
8
Octal
755410470
10
Decimal
129372472
12
Duodecimal
373b03b4
16
Hexadecimal
7b61138
20
Vigesimal
208bb3c
36
Base36
250wfs
md5
f26167f1ec2c3cdde1cccd0c39ad6706
sha1
a30aff6337e0a3eb393a39cbbe52900868b3091b
sha256
ff750818dae8608c8a1d480b40b6c12241556f50b8bdfa14863b0e8d94b871e4
sha512
11702abfbaab65c9c2ad81578f160316b684ac82bdb21b2693c30fb21149e3b9f08c7934f2b209d98a8226e1c606377eae810c0b3551add98c61f28e1df6225c
ripemd-160
5b83c62361d7a9198a3fb6aeda0aa6076a37c91e
Diameter
258744944
Circumference
812871215.2239
Area
5.258157926558E+16
Volume
9.0701451883361E+24
Surface area
2.1032631706232E+17
Circumference
812871215.2239
Perimeter
517489888
Area
16737236511390784
Diagonal
182960304.50013
Surface area
100423419068344704
Volume
2.1653376619273E+24
Space diagonal
224079694.60478
Perimeter
388117416
Area
7.2474360040064E+15
Altitude
112039847.30239
Surface area
7.2474360040064E+15
Volume
2.551874907179E+23
Height
60986768.166711