128216497 is an odd 9-digits composite number following 128216496
and preceding 128216498 . In scientific notation, it is written as 1.28216497 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 125234676 positive integers (up to 128216497) that are relatively prime to 128216497.
128216497 has 4 divisors, whose sum is 131198320
The reverse of 128216497 is 794612821
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million two hundred sixteen thousand four hundred ninety-seven
Scientific notation
1.28216497 × 10^8
Engineering notation
1.28216497 × 10^6
Prime Factorization
43 × 2981779
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128216497
Product of the distinct prime numbers
The prime factorization of 128216497 is 43 × 2981779.
Since it has a total of 2 prime factors.
9 , 5 , 39 , 5 , 457 , 910 , 3222 , 5053 , 97566 , 16820 , 152279 , 962763 , 6189687 , 5150529 , 69436253 , 46619149 , 167960148 , 95010678 , 8117020713 , 9706093860
n×2
256432994
n×3
384649491
n×4
512865988
n×5
641082485
n÷2
64108248.5
n÷3
42738832.333333
n÷3
32054124.25
n÷5
25643299.4
n2
16439470102951009
n3
2.1078112691366E+24
n4
2.7025617726582E+32
n5
3.4651300341634E+40
2 √n
11323.272362705
3 √n
504.25239442275
4 √n
106.41086581127
5 √n
41.839721155203
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
-128216496
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 128216497 can be divided by 4 positive divisors.
The sum of these divisors (counting 128216497) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001000110110110110001
3
Ternary
22221021001222011
4
Quaternary
13221012312301
5
Quinary
230310411442
6
Senary
20420042521
8
Octal
751066661
10
Decimal
128216497
12
Duodecimal
36b33441
16
Hexadecimal
7a46db1
20
Vigesimal
201714h
36
Base36
24c4hd
md5
5deb8030bb8a43073622aaf5990402f5
sha1
54ce120b1ad96df990d63255f9ecc4800bead0eb
sha256
d7e1b253d7142e82483063c6b5a964bb83e1f38a61352657b981fdd6aed99955
sha512
f08c33d8188c5726f2ee892913acb0c808ab4dab8c6e623c88fe9ed32a598cbcced051bf8639fc62f6f3bd37814e2844a666c025d7a75d7e4639867a9b60b0df
ripemd-160
5a43a0f550b5a8ec7c040a04680bf004c04c94f9
Diameter
256432994
Circumference
805608010.08844
Area
5.164611850434E+16
Volume
8.8291791976978E+24
Surface area
2.0658447401736E+17
Circumference
805608010.08844
Perimeter
512865988
Area
16439470102951009
Diagonal
181325508.97737
Surface area
98636820617706054
Volume
2.1078112691366E+24
Space diagonal
222077487.1725
Perimeter
384649491
Area
7.1184993669552E+15
Altitude
111038743.58625
Surface area
7.1184993669552E+15
Volume
2.4840794031132E+23
Height
60441836.32579