128105061 is an odd 9-digits composite number following 128105060
and preceding 128105062 . In scientific notation, it is written as 1.28105061 × 10^8.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 73202808 positive integers (up to 128105061) that are relatively prime to 128105061.
128105061 has 8 divisors, whose sum is 153377664
The reverse of 128105061 is 160501821
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 24
Digital Root 6
Name
one hundred twenty-eight million one hundred five thousand sixty-one
Scientific notation
1.28105061 × 10^8
Engineering notation
1.28105061 × 10^6
Prime Factorization
21 × 7 × 871463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128105061
Product of the distinct prime numbers
The prime factorization of 128105061 is 21 × 7 × 871463.
Since it has a total of 3 prime factors.
7 , 7 , 92 , 7 , 191 , 575 , 5190 , 9830 , 22111 , 28167 , 956284 , 78452 , 7833212 , 619762 , 59898213 , 21852371 , 875962894 , 121606339 , 7977506383 , 6455752877
n×2
256210122
n×3
384315183
n×4
512420244
n×5
640525305
n÷2
64052530.5
n÷3
42701687
n÷3
32026265.25
n÷5
25621012.2
n2
16410906653813721
n3
2.1023201979521E+24
n4
2.6931785720019E+32
n5
3.4500980525019E+40
2 √n
11318.350630724
3 √n
504.10626617292
4 √n
106.38773721968
5 √n
41.832445846611
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
-128105060
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 128105061 can be divided by 8 positive divisors.
The sum of these divisors (counting 128105061) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000101011101001100101
3
Ternary
22221001102002220
4
Quaternary
13220223221211
5
Quinary
230243330221
6
Senary
20413422553
8
Octal
750535145
10
Decimal
128105061
12
Duodecimal
36a9aa59
16
Hexadecimal
7a2ba65
20
Vigesimal
200d2d1
36
Base36
249qhx
md5
c053b0e52e80acd0129d108ed9e3e75f
sha1
71151d588f9d4ce13e484cdc3d4af6af840f8b49
sha256
847a5438af92e8d321aec73ff135acedec9365ba299f0e0abbf6157eb7bc68cd
sha512
c91b358d8cbcf3471b7c51041c9dc3bf0d8138cf5444ab7f4bb112fbfb5261531ddaa91a2d96a8888962f3653909ea8fd2b98094b2a7240dc1d37ada9a6bbd2e
ripemd-160
8c68ae4e64cb3879415c05f3909ac6e6c1fe604b
Diameter
256210122
Circumference
804907837.05054
Area
5.1556383782369E+16
Volume
8.8061782525064E+24
Surface area
2.0622553512948E+17
Circumference
804907837.05054
Perimeter
512420244
Area
16410906653813721
Diagonal
181167914.67483
Surface area
98465439922882326
Volume
2.1023201979521E+24
Space diagonal
221884474.35871
Perimeter
384315183
Area
7.1061310306689E+15
Altitude
110942237.17936
Surface area
7.1061310306689E+15
Volume
2.4776081136623E+23
Height
60389304.891611