129640468 is an even 9-digits composite number following 129640467
and preceding 129640469 . In scientific notation, it is written as 1.29640468 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 6 positive divisors.
There are 64820232 positive integers (up to 129640468) that are relatively prime to 129640468.
129640468 has 6 divisors, whose sum is 226870826
The reverse of 129640468 is 864046921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million six hundred forty thousand four hundred sixty-eight
Scientific notation
1.29640468 × 10^8
Engineering notation
1.29640468 × 10^6
Prime Factorization
2 × 2 × 32410117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64820234
Product of the distinct prime numbers
The prime factorization of 129640468 is 2 × 2 × 32410117.
Since it has a total of 3 prime factors.
6 , 7 , 92 , 84 , 982 , 325 , 4342 , 3081 , 83666 , 73048 , 615555 , 241851 , 7820597 , 6314789 , 11575313 , 75915610 , 916067115 , 858836725 , 920534373 , 9954673442
n×2
259280936
n×3
388921404
n×4
518561872
n×5
648202340
n÷2
64820234
n÷3
43213489.333333
n÷3
32410117
n÷5
25928093.6
n2
16806650943259024
n3
2.1788220937967E+24
n4
2.8246351592855E+32
n5
3.6618702397903E+40
2 √n
11385.976813607
3 √n
506.11226659016
4 √n
106.70509272573
5 √n
41.932245330395
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129640467
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129640468 can be divided by 6 positive divisors.
The sum of these divisors (counting 129640468) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111101110100010100000010100
3
Ternary
100000221102021211
4
Quaternary
13232202200110
5
Quinary
231141443333
6
Senary
20510351204
8
Octal
756424024
10
Decimal
129640468
12
Duodecimal
374bb504
16
Hexadecimal
7ba2814
20
Vigesimal
20a5138
36
Base36
256n84
md5
399a5415cc59f304494a454d5822eea8
sha1
eee982371c64f83877bdb009dd0f73c927960cee
sha256
7bb289a6a3c913b21cb708269dc9ded2a54fef25b6dcd0503e4680aa89209eb5
sha512
c92617533d9943c3c2ebed28e90da9f66767675277d8bda94d58bba3bdb1501c4988629344a854d04987cd1f18af680a475b27ea80819a4b55ff67a0e08df07f
ripemd-160
cd14bd6c8b140815705d377bb1d981b76a943e59
Diameter
259280936
Circumference
814555083.75349
Area
5.2799651134791E+16
Volume
9.126628644468E+24
Surface area
2.1119860453916E+17
Circumference
814555083.75349
Perimeter
518561872
Area
16806650943259024
Diagonal
183339308.078
Surface area
100839905659554144
Volume
2.1788220937967E+24
Space diagonal
224543877.29301
Perimeter
388921404
Area
7.2774933347E+15
Altitude
112271938.6465
Surface area
7.2774933347E+15
Volume
2.5677664625379E+23
Height
61113102.692665