129462389 is an odd 9-digits composite number following 129462388
and preceding 129462390 . In scientific notation, it is written as 1.29462389 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 110967756 positive integers (up to 129462389) that are relatively prime to 129462389.
129462389 has 4 divisors, whose sum is 147957024
The reverse of 129462389 is 983264921
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million four hundred sixty-two thousand three hundred eighty-nine
Scientific notation
1.29462389 × 10^8
Engineering notation
1.29462389 × 10^6
Prime Factorization
7 × 18494627
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129462389
Product of the distinct prime numbers
The prime factorization of 129462389 is 7 × 18494627.
Since it has a total of 2 prime factors.
7 , 8 , 9 , 66 , 587 , 401 , 9089 , 9542 , 70772 , 32081 , 377304 , 790447 , 8022699 , 7084596 , 66432274 , 51425735 , 428734610 , 718876192 , 7668897453 , 3066128557
n×2
258924778
n×3
388387167
n×4
517849556
n×5
647311945
n÷2
64731194.5
n÷3
43154129.666667
n÷3
32365597.25
n÷5
25892477.8
n2
16760510165587321
n3
2.1698556868957E+24
n4
2.8091470101076E+32
n5
3.6367888298073E+40
2 √n
11378.154024269
3 √n
505.88042214902
4 √n
106.66843030752
5 √n
41.920719055096
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129462388
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129462389 can be divided by 4 positive divisors.
The sum of these divisors (counting 129462389) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101110111000001110101
3
Ternary
100000121101000022
4
Quaternary
13231313001311
5
Quinary
231120244024
6
Senary
20502454525
8
Octal
755670165
10
Decimal
129462389
12
Duodecimal
37434445
16
Hexadecimal
7b77075
20
Vigesimal
2092fj9
36
Base36
252tth
md5
917e89198999fabb8fe3b46683d18b16
sha1
834f3061c772ddb8832dfed82c08416f577fc9fb
sha256
08f965b9c32cfd4b14d785a25b0bb5c2ca4ea21d67b37b0f7c7a6ee1e1662771
sha512
75de275d907778e7a7e8b4b37db66fdd66634f28dd975aa67354761e09bc7dea5ac47219ac1ea86f462c6ccbb0da47036ccfd925987a3a373170d82cc0d0ae7f
ripemd-160
e4c9b31241ecabfd1ff99f18f20b0ecade682ba3
Diameter
258924778
Circumference
813436180.39717
Area
5.2654695606626E+16
Volume
9.0890702470688E+24
Surface area
2.106187824265E+17
Circumference
813436180.39717
Perimeter
517849556
Area
16760510165587321
Diagonal
183087466.34102
Surface area
100563060993523926
Volume
2.1698556868957E+24
Space diagonal
224235435.41725
Perimeter
388387167
Area
7.257513791893E+15
Altitude
112117717.70862
Surface area
7.257513791893E+15
Volume
2.5571994506669E+23
Height
61029155.447007