129137768 is an even 9-digits composite number following 129137767
and preceding 129137769 . In scientific notation, it is written as 1.29137768 × 10^8.
The sum of its digits is 44. It has a total of 4 prime factors and 8 positive divisors.
There are 64568880 positive integers (up to 129137768) that are relatively prime to 129137768.
129137768 has 8 divisors, whose sum is 242133330
The reverse of 129137768 is 867731921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million one hundred thirty-seven thousand seven hundred sixty-eight
Scientific notation
1.29137768 × 10^8
Engineering notation
1.29137768 × 10^6
Prime Factorization
2 × 2 × 2 × 16142221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32284442
Product of the distinct prime numbers
The prime factorization of 129137768 is 2 × 2 × 2 × 16142221.
Since it has a total of 4 prime factors.
5 , 10 , 90 , 59 , 530 , 518 , 9840 , 7654 , 97934 , 7405 , 163498 , 663729 , 4110645 , 3020303 , 9171616 , 96387050 , 290657467 , 871588263 , 3059494890 , 5384875505
n×2
258275536
n×3
387413304
n×4
516551072
n×5
645688840
n÷2
64568884
n÷3
43045922.666667
n÷3
32284442
n÷5
25827553.6
n2
16676563124021824
n3
2.1535741397473E+24
n4
2.7810775762948E+32
n5
3.5914215083757E+40
2 √n
11363.879971207
3 √n
505.45724426995
4 √n
106.60150079247
5 √n
41.899675081882
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
-129137767
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 129137768 can be divided by 8 positive divisors.
The sum of these divisors (counting 129137768) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100111110001101000
3
Ternary
22222222212201022
4
Quaternary
13230213301220
5
Quinary
231024402033
6
Senary
20451512012
8
Octal
754476150
10
Decimal
129137768
12
Duodecimal
372b8608
16
Hexadecimal
7b27c68
20
Vigesimal
2072488
36
Base36
24vvc8
md5
03e5e798dd9987becb04a6aa5fda5b07
sha1
c6e05059ed3f5ce7e7deea4666dce4e83381dca6
sha256
55507d9b275f11662b5c9425eba204bf1e37fefaf2884093b3612a79d61ce094
sha512
f1ed3b4d895268cb5c362075c068d7a79d50ca9f1f4a31151aef37a6d15736437aeb07bd8d1ec6c7261f11e739698627736704461121e6eb9efbaf3277b1348a
ripemd-160
335a87491590f754048d279134a0f6971d26b292
Diameter
258275536
Circumference
811396526.49957
Area
5.2390968197553E+16
Volume
9.0208702618547E+24
Surface area
2.0956387279021E+17
Circumference
811396526.49957
Perimeter
516551072
Area
16676563124021824
Diagonal
182628382.92019
Surface area
100059378744130944
Volume
2.1535741397473E+24
Space diagonal
223673175.35204
Perimeter
387413304
Area
7.2211636566088E+15
Altitude
111836587.67602
Surface area
7.2211636566088E+15
Volume
2.5380114633388E+23
Height
60876127.640063