128889246 is an even 9-digits composite number following 128889245
and preceding 128889247 . In scientific notation, it is written as 1.28889246 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 42907584 positive integers (up to 128889246) that are relatively prime to 128889246.
128889246 has 16 divisors, whose sum is 258111504
The reverse of 128889246 is 642988821
Previous prime number is 797
Is Prime? no Number parity even Number length 9 Sum of Digits 48 Digital Root 3
Name
one hundred twenty-eight million eight hundred eighty-nine thousand two hundred forty-six
Scientific notation
1.28889246 × 10^8
Engineering notation
1.28889246 × 10^6
Prime Factorization
2 × 3 × 797 × 26953
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
128889246 Product of the distinct prime numbers
The prime factorization of 128889246 is 2 × 3 × 797 × 26953.
Since it has a total of 4 prime factors.
2 , 5 , 93 , 67 , 197 , 146 , 9317 , 8922 , 91681 , 93707 , 449011 , 17122 , 6460623 , 7847979 , 54644420 , 36689919 , 439928375 , 619528662 , 3925479510 , 2941579954
n×2
257778492
n×3
386667738
n×4
515556984
n×5
644446230
n÷2
64444623
n÷3
42963082
n÷3
32222311.5
n÷5
25777849.2
n2
16612437734448516
n3
2.141164573815E+24
n4
2.7597308748093E+32
n5
3.5569963161709E+40
2 √n11352.939971655
3 √n505.13278996621
4 √n106.55017584056
5 √n41.883535704094
1 , 2 , 3 , 6 , 797 , 1594 , 2391 , 4782 , 26953 , 53906 , 80859 , 161718 , 21481541 , 42963082 , 64444623 , 128889246
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
-128889245 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 128889246 can be divided by 16 positive divisors.
The sum of these divisors (counting 128889246) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011101011000110011110
3
Ternary
22222112020210210
4
Quaternary
13223223012132
5
Quinary
230443423441
6
Senary
20442313250
8
Octal
753530636
10
Decimal
128889246
12
Duodecimal
371b8826
16
Hexadecimal
7aeb19e
20
Vigesimal
205b326
36
Base36
24qjku
md5
35d2bf70b71fb926e73ef1f12a07631a
sha1
0e3d5539927bb3b8f003f50bcc74439861f3d045
sha256
89696c77e2a4d3741d72ddb5e22738e2348fea6b92a7fe5d6ed9c44b4603efe2
sha512
50c0c4887518bebc37d49fc9a5e50b891c84eb2282d6b195fb8c20ba5032f88242fe42873508eb1006abc6a3d8ea2f6b82945cc3b87a2ead76a2a0975829fc10
ripemd-160
306b1541460897871c530a30f8b3759d37e0a492
Diameter
257778492
Circumference
809835016.72066
Area
5.2189512344761E+16
Volume
8.968889193632E+24
Surface area
2.0875804937905E+17
Circumference
809835016.72066
Perimeter
515556984
Area
16612437734448516
Diagonal
182276919.73724
Surface area
99674626406691096
Volume
2.141164573815E+24
Space diagonal
223242722.62124
Perimeter
386667738
Area
7.1933965484098E+15
Altitude
111621361.31062
Surface area
7.1933965484098E+15
Volume
2.523386649635E+23
Height
60758973.245747