128792309 is an odd 9-digits composite number following 128792308
and preceding 128792310 . In scientific notation, it is written as 1.28792309 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 128224716 positive integers (up to 128792309) that are relatively prime to 128792309.
128792309 has 4 divisors, whose sum is 129359904
The reverse of 128792309 is 903297821
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million seven hundred ninety-two thousand three hundred nine
Scientific notation
1.28792309 × 10^8
Engineering notation
1.28792309 × 10^6
Prime Factorization
227 × 567367
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128792309
Product of the distinct prime numbers
The prime factorization of 128792309 is 227 × 567367.
Since it has a total of 2 prime factors.
2 , 9 , 45 , 80 , 95 , 243 , 7735 , 8044 , 11998 , 90332 , 558053 , 470104 , 6522985 , 8386596 , 43162699 , 92309079 , 508387472 , 973942365 , 8379937657 , 6054353300
n×2
257584618
n×3
386376927
n×4
515169236
n×5
643961545
n÷2
64396154.5
n÷3
42930769.666667
n÷3
32198077.25
n÷5
25758461.8
n2
16587458857551481
n3
2.1363371267066E+24
n4
2.7514379135096E+32
n5
3.5436404195105E+40
2 √n
11348.669922066
3 √n
505.00612220137
4 √n
106.53013621537
5 √n
41.877233725612
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
-128792308
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 128792309 can be divided by 4 positive divisors.
The sum of these divisors (counting 128792309) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011010011011011110101
3
Ternary
22222100022211112
4
Quaternary
13223103123311
5
Quinary
230432323214
6
Senary
20440244405
8
Octal
753233365
10
Decimal
128792309
12
Duodecimal
37170705
16
Hexadecimal
7ad36f5
20
Vigesimal
204j0f9
36
Base36
24ogs5
md5
bd2f47041d36a9f8fcd6910e974e2bd0
sha1
b1d05be8d9e44de0b8a0e1cebfc5e380e0d5fe07
sha256
d446c174237cd8c65b40bc7bae25a22812d18839d4de7c2ccfc717fb82391af4
sha512
4617cfdc34abb7ed5ec73aa027100e34e430a690dc7ca57cf2a513544870b23e3969a4e81d91d5a1d58818eed33dee7273834245fe4175ac437ef5b0ffd4e63f
ripemd-160
34a7e2030250de2dcbb198ae67cd76458c54d044
Diameter
257584618
Circumference
809225943.58653
Area
5.2111038888607E+16
Volume
8.9486680304699E+24
Surface area
2.0844415555443E+17
Circumference
809225943.58653
Perimeter
515169236
Area
16587458857551481
Diagonal
182139830.11715
Surface area
99524753145308886
Volume
2.1363371267066E+24
Space diagonal
223074822.81211
Perimeter
386376927
Area
7.1825803774344E+15
Altitude
111537411.40606
Surface area
7.1825803774344E+15
Volume
2.517697448658E+23
Height
60713276.705715