128889243 is an odd 9-digits composite number following 128889242
and preceding 128889244 . In scientific notation, it is written as 1.28889243 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 73498752 positive integers (up to 128889243) that are relatively prime to 128889243.
128889243 has 16 divisors, whose sum is 164007360
The reverse of 128889243 is 342988821
Previous prime number is 3673
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred twenty-eight million eight hundred eighty-nine thousand two hundred forty-three
Scientific notation
1.28889243 × 10^8
Engineering notation
1.28889243 × 10^6
Prime Factorization
9 × 7 × 3673 × 557
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
128889243 Product of the distinct prime numbers
The prime factorization of 128889243 is 9 × 7 × 3673 × 557.
Since it has a total of 4 prime factors.
3 , 1 , 50 , 28 , 311 , 630 , 3060 , 6956 , 94742 , 75944 , 56087 , 51226 , 5101075 , 2259814 , 27846282 , 19555540 , 626619817 , 317126901 , 3255511993 , 9709263090
n×2
257778486
n×3
386667729
n×4
515556972
n×5
644446215
n÷2
64444621.5
n÷3
42963081
n÷3
32222310.75
n÷5
25777848.6
n2
16612436961113049
n3
2.1411644243031E+24
n4
2.7597306178695E+32
n5
3.5569959022113E+40
2 √n11352.939839531
3 √n505.13278604709
4 √n106.55017522055
5 √n41.88353550912
1 , 7 , 9 , 63 , 557 , 3673 , 3899 , 5013 , 25711 , 33057 , 35091 , 231399 , 2045861 , 14321027 , 18412749 , 128889243
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
-128889242 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 128889243 can be divided by 16 positive divisors.
The sum of these divisors (counting 128889243) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011101011000110011011
3
Ternary
22222112020210200
4
Quaternary
13223223012123
5
Quinary
230443423433
6
Senary
20442313243
8
Octal
753530633
10
Decimal
128889243
12
Duodecimal
371b8823
16
Hexadecimal
7aeb19b
20
Vigesimal
205b323
36
Base36
24qjkr
md5
bd84aa5e366a6e5338e60b87eb98b746
sha1
30ef4ce3d5f2a6986bbdd5d191736c90ccbbac65
sha256
d45be2b76d6bfaf48124b72f397955d878d2ab009378c158e3b4325c18730b91
sha512
e453297ee9abc2d1417ce29814b2b6f26cc1d074ad50ca2e4be7346699e88ab78144c9f0f9704f4952d5a7b1def62537c8477072892f55b1f12a8da9c0fa6538
ripemd-160
67b6fc4a0fc037018b30d14006f2096de1337ced
Diameter
257778486
Circumference
809834997.8711
Area
5.2189509915256E+16
Volume
8.9688885673578E+24
Surface area
2.0875803966103E+17
Circumference
809834997.8711
Perimeter
515556972
Area
16612436961113049
Diagonal
182276915.4946
Surface area
99674621766678294
Volume
2.1411644243031E+24
Space diagonal
223242717.42509
Perimeter
386667729
Area
7.1933962135457E+15
Altitude
111621358.71255
Surface area
7.1933962135457E+15
Volume
2.5233864734335E+23
Height
60758971.831534