128216746 is an even 9-digits composite number following 128216745
and preceding 128216747 . In scientific notation, it is written as 1.28216746 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 54950028 positive integers (up to 128216746) that are relatively prime to 128216746.
128216746 has 8 divisors, whose sum is 219800160
The reverse of 128216746 is 647612821
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-eight million two hundred sixteen thousand seven hundred forty-six
Scientific notation
1.28216746 × 10^8
Engineering notation
1.28216746 × 10^6
Prime Factorization
2 × 7 × 9158339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128216746
Product of the distinct prime numbers
The prime factorization of 128216746 is 2 × 7 × 9158339.
Since it has a total of 3 prime factors.
3 , 7 , 63 , 21 , 536 , 571 , 8377 , 1230 , 61446 , 89202 , 721782 , 570232 , 3613652 , 9579167 , 43385223 , 35561072 , 822028203 , 446098268 , 3027951729 , 1925431272
n×2
256433492
n×3
384650238
n×4
512866984
n×5
641083730
n÷2
64108373
n÷3
42738915.333333
n÷3
32054186.5
n÷5
25643349.2
n2
16439533954828516
n3
2.1078235494446E+24
n4
2.7025827665196E+32
n5
3.4651636811882E+40
2 √n
11323.283357754
3 √n
504.25272084659
4 √n
106.41091747445
5 √n
41.839737405971
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
-128216745
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 128216746 can be divided by 8 positive divisors.
The sum of these divisors (counting 128216746) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000110111010101010
3
Ternary
22221021002022101
4
Quaternary
13221012322222
5
Quinary
230310413441
6
Senary
20420044014
8
Octal
751067252
10
Decimal
128216746
12
Duodecimal
36b3360a
16
Hexadecimal
7a46eaa
20
Vigesimal
20171h6
36
Base36
24c4oa
md5
10f04992f15055e1579dd24442c16f7f
sha1
76319caeefbd80807231b7fd37dad97c81fb71f1
sha256
065bd51f1345a5f5c7686825c6d63327e1a9022d6e78525a69b2a43a680fcbc5
sha512
ca0e48ed31824da582b8d8d508fe885842688cadd75941522902e67c6f84d2ee748c00adaccbe2b041db5f2a4388951d8e2d4831439b523577544a793820d04f
ripemd-160
ee02998123d11adadaf373b6be94db13c8e59b7b
Diameter
256433492
Circumference
805609574.60158
Area
5.1646319100929E+16
Volume
8.8292306373317E+24
Surface area
2.0658527640372E+17
Circumference
805609574.60158
Perimeter
512866984
Area
16439533954828516
Diagonal
181325861.11655
Surface area
98637203728971096
Volume
2.1078235494446E+24
Space diagonal
222077918.45315
Perimeter
384650238
Area
7.1185270156292E+15
Altitude
111038959.22658
Surface area
7.1185270156292E+15
Volume
2.484093875595E+23
Height
60441953.705515