128220537 is an odd 9-digits composite number following 128220536
and preceding 128220538 . In scientific notation, it is written as 1.28220537 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 85419680 positive integers (up to 128220537) that are relatively prime to 128220537.
128220537 has 8 divisors, whose sum is 171082080
The reverse of 128220537 is 735022821
Previous prime number is 1481
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-eight million two hundred twenty thousand five hundred thirty-seven
Scientific notation
1.28220537 × 10^8
Engineering notation
1.28220537 × 10^6
Prime Factorization
3 × 1481 × 28859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128220537
Product of the distinct prime numbers
The prime factorization of 128220537 is 3 × 1481 × 28859.
Since it has a total of 3 prime factors.
5 , 8 , 62 , 11 , 223 , 928 , 9599 , 5495 , 62020 , 37686 , 134771 , 190181 , 718357 , 389809 , 60106188 , 96907709 , 922469038 , 148896274 , 9216924128 , 6776471364
n×2
256441074
n×3
384661611
n×4
512882148
n×5
641102685
n÷2
64110268.5
n÷3
42740179
n÷3
32055134.25
n÷5
25644107.4
n2
16440506108568369
n3
2.1080105217924E+24
n4
2.7029024110587E+32
n5
3.4656759860455E+40
2 √n
11323.45075496
3 √n
504.25769056463
4 √n
106.41170403184
5 √n
41.839984819158
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
-128220536
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 128220537 can be divided by 8 positive divisors.
The sum of these divisors (counting 128220537) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000111110101111001
3
Ternary
22221021021111210
4
Quaternary
13221013311321
5
Quinary
230311024122
6
Senary
20420113333
8
Octal
751076571
10
Decimal
128220537
12
Duodecimal
36b35849
16
Hexadecimal
7a47d79
20
Vigesimal
2017b6h
36
Base36
24c7ll
md5
82693fe1ec346dc8c745638bf233afb0
sha1
7292a8137fc25cac031b8bf8ef1105c57f8aac4b
sha256
ac561c50250bb00b0f267e942a7113460c0b0f3e117aeb1d1e3056b780f8088b
sha512
1b2f03a3f7618780b41685be3a55e26ed6ff2df0801254bbf78ef889dcc0a95d33954f8082d8b2e220f1f3d169a53029972303dc42c976a5177d9b4705ca7f76
ripemd-160
cbf886c9944720d50c62ddca637b614d2a403590
Diameter
256441074
Circumference
805633394.15708
Area
5.1649373211977E+16
Volume
8.8300138252707E+24
Surface area
2.0659749284791E+17
Circumference
805633394.15708
Perimeter
512882148
Area
16440506108568369
Diagonal
181331222.40016
Surface area
98643036651410214
Volume
2.1080105217924E+24
Space diagonal
222084484.65777
Perimeter
384661611
Area
7.1189479705467E+15
Altitude
111042242.32888
Surface area
7.1189479705467E+15
Volume
2.48431422462E+23
Height
60443740.800054