129386765 is an odd 9-digits composite number following 129386764
and preceding 129386766 . In scientific notation, it is written as 1.29386765 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 103509408 positive integers (up to 129386765) that are relatively prime to 129386765.
129386765 has 4 divisors, whose sum is 155264124
The reverse of 129386765 is 567683921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million three hundred eighty-six thousand seven hundred sixty-five
Scientific notation
1.29386765 × 10^8
Engineering notation
1.29386765 × 10^6
Prime Factorization
5 × 25877353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129386765
Product of the distinct prime numbers
The prime factorization of 129386765 is 5 × 25877353.
Since it has a total of 2 prime factors.
3 , 9 , 72 , 28 , 690 , 698 , 1764 , 3971 , 83003 , 19006 , 10318 , 621369 , 6986428 , 4670179 , 71091204 , 24409925 , 868822106 , 572438454 , 7329642192 , 4546663072
n×2
258773530
n×3
388160295
n×4
517547060
n×5
646933825
n÷2
64693382.5
n÷3
43128921.666667
n÷3
32346691.25
n÷5
25877353
n2
16740934957165225
n3
2.166055417183E+24
n4
2.8025890324004E+32
n5
3.6261792852676E+40
2 √n
11374.830328405
3 √n
505.7819015083
4 √n
106.65284960283
5 √n
41.915820406957
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
-129386764
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 129386765 can be divided by 4 positive divisors.
The sum of these divisors (counting 129386765) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101100100100100001101
3
Ternary
100000110112021102
4
Quaternary
13231210210031
5
Quinary
231110334030
6
Senary
20501112445
8
Octal
755444415
10
Decimal
129386765
12
Duodecimal
373b8725
16
Hexadecimal
7b6490d
20
Vigesimal
208d6i5
36
Base36
2517gt
md5
ba5360f6761aede65750d17305dd2263
sha1
b358f60cb165e2dcf98fe0e8751ede84a2733326
sha256
4a8636f19caa9192d96124149ae3d1eca0cf92a580f5f23ae6ea9a6e1ca0176a
sha512
bf6c997ea443d0e50a59ec7dbeea96a6a5e192083597f8589e151a969aadd54ea02781b2e6e83ccf390ac64fc8486c5287b7b3c3526d411806d0537cae61aa9b
ripemd-160
4db03f42c78e78d42aa907b452b99a657b6dbe30
Diameter
258773530
Circumference
812961020.7915
Area
5.2593198275655E+16
Volume
9.0731517145207E+24
Surface area
2.1037279310262E+17
Circumference
812961020.7915
Perimeter
517547060
Area
16740934957165225
Diagonal
182980517.85458
Surface area
100445609742991350
Volume
2.166055417183E+24
Space diagonal
224104450.80697
Perimeter
388160295
Area
7.249037478004E+15
Altitude
112052225.40349
Surface area
7.249037478004E+15
Volume
2.55272078986E+23
Height
60993505.951527