129646730 is an even 9-digits composite number following 129646729
and preceding 129646731 . In scientific notation, it is written as 1.29646730 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 51858688 positive integers (up to 129646730) that are relatively prime to 129646730.
129646730 has 8 divisors, whose sum is 233364132
The reverse of 129646730 is 037646921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million six hundred forty-six thousand seven hundred thirty
Scientific notation
1.29646730 × 10^8
Engineering notation
1.29646730 × 10^6
Prime Factorization
2 × 5 × 12964673
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129646730
Product of the distinct prime numbers
The prime factorization of 129646730 is 2 × 5 × 12964673.
Since it has a total of 3 prime factors.
6 , 1 , 23 , 16 , 122 , 81 , 2907 , 8211 , 19661 , 21458 , 316281 , 417613 , 3907350 , 2538302 , 36041928 , 38717610 , 12988078 , 602328971 , 1998173855 , 5722420626
n×2
259293460
n×3
388940190
n×4
518586920
n×5
648233650
n÷2
64823365
n÷3
43215576.666667
n÷3
32411682.5
n÷5
25929346
n2
16808274599692900
n3
2.1791378387922E+24
n4
2.8251809501868E+32
n5
3.6627547185001E+40
2 √n
11386.251797672
3 √n
506.12041534195
4 √n
106.70638124158
5 √n
41.932650411696
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
-129646729
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 129646730 can be divided by 8 positive divisors.
The sum of these divisors (counting 129646730) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110100100000010001010
3
Ternary
100000221201212202
4
Quaternary
13232210002022
5
Quinary
231142143410
6
Senary
20510440202
8
Octal
756440212
10
Decimal
129646730
12
Duodecimal
37503062
16
Hexadecimal
7ba408a
20
Vigesimal
20a5gga
36
Base36
256s22
md5
bd83f09195d5fdb6deeb539f8da3d746
sha1
02acf377eb6d02f5d8f2f5b93520caab7722f173
sha256
967e036c5940db1640a595e417bf3097f2a3c79bc8e8f7a7828901c7deb0db67
sha512
e8eef30185524f67d182b83e3f07b19b93a482b1fe6682ae037dc144321b28bdb508a16cdc4f22f2349e9b25c4fd209504997248f74c8178d95fa581c962ca83
ripemd-160
f9d74933cd0f2878be7809380bd61e64df9ec2ad
Diameter
259293460
Circumference
814594429.05988
Area
5.2804752001915E+16
Volume
9.1279512340123E+24
Surface area
2.1121900800766E+17
Circumference
814594429.05988
Perimeter
518586920
Area
16808274599692900
Diagonal
183348163.88332
Surface area
100849647598157400
Volume
2.1791378387922E+24
Space diagonal
224554723.39516
Perimeter
388940190
Area
7.2781963985594E+15
Altitude
112277361.69758
Surface area
7.2781963985594E+15
Volume
2.5681385715837E+23
Height
61116054.627774