128216742 is an even 9-digits composite number following 128216741
and preceding 128216743 . In scientific notation, it is written as 1.28216742 × 10^8.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 42708960 positive integers (up to 128216742) that are relatively prime to 128216742.
128216742 has 16 divisors, whose sum is 256613232
The reverse of 128216742 is 247612821
Previous prime number is 1597
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-eight million two hundred sixteen thousand seven hundred forty-two
Scientific notation
1.28216742 × 10^8
Engineering notation
1.28216742 × 10^6
Prime Factorization
2 × 3 × 1597 × 13381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128216742
Product of the distinct prime numbers
The prime factorization of 128216742 is 2 × 3 × 1597 × 13381.
Since it has a total of 4 prime factors.
6 , 5 , 2 , 29 , 441 , 384 , 218 , 3433 , 9914 , 34897 , 4119 , 192305 , 1435829 , 8861291 , 53988780 , 87895500 , 534857963 , 622266567 , 203345799 , 1204196338
n×2
256433484
n×3
384650226
n×4
512866968
n×5
641083710
n÷2
64108371
n÷3
42738914
n÷3
32054185.5
n÷5
25643348.4
n2
16439532929094564
n3
2.1078233521702E+24
n4
2.7025824292678E+32
n5
3.4651631406717E+40
2 √n
11323.283181127
3 √n
504.25271560284
4 √n
106.41091664452
5 √n
41.839737144914
1 , 2 , 3 , 6 , 1597 , 3194 , 4791 , 9582 , 13381 , 26762 , 40143 , 80286 , 21369457 , 42738914 , 64108371 , 128216742
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128216741
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128216742 can be divided by 16 positive divisors.
The sum of these divisors (counting 128216742) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101001000110111010100110
3
Ternary
22221021002022020
4
Quaternary
13221012322212
5
Quinary
230310413432
6
Senary
20420044010
8
Octal
751067246
10
Decimal
128216742
12
Duodecimal
36b33606
16
Hexadecimal
7a46ea6
20
Vigesimal
20171h2
36
Base36
24c4o6
md5
c0446e0284aaa90cc4afbcc4140d9d56
sha1
9118e0e784ef29acf071ef039553eda70d54fe13
sha256
6205f84b1cd0dfa072b4ae7972f09f7148eabf9a7a6b850c6e27d401be6cf961
sha512
0c1ee31dc1fa901af905b6370b6242a329c75a68ce9b6f004580e2977a992cb1874e49d90b8e36cc9f45b670c086706a36cab554d980ef3000af2bf40b298e22
ripemd-160
74c26d56aa945093480b8f71de79c41dd2c21a64
Diameter
256433484
Circumference
805609549.46884
Area
5.1646315878491E+16
Volume
8.8292298109906E+24
Surface area
2.0658526351396E+17
Circumference
805609549.46884
Perimeter
512866968
Area
16439532929094564
Diagonal
181325855.45969
Surface area
98637197574567384
Volume
2.1078233521702E+24
Space diagonal
222077911.52495
Perimeter
384650226
Area
7.1185265714733E+15
Altitude
111038955.76248
Surface area
7.1185265714733E+15
Volume
2.4840936431049E+23
Height
60441951.819897