128223812 is an even 9-digits composite number following 128223811
and preceding 128223813 . In scientific notation, it is written as 1.28223812 × 10^8.
The sum of its digits is 29. It has a total of 5 prime factors and 24 positive divisors.
There are 61488000 positive integers (up to 128223812) that are relatively prime to 128223812.
128223812 has 24 divisors, whose sum is 233705472
The reverse of 128223812 is 218322821
Previous prime number is 113
Is Prime? no Number parity even Number length 9 Sum of Digits 29 Digital Root 2
Name
one hundred twenty-eight million two hundred twenty-three thousand eight hundred twelve
Scientific notation
1.28223812 × 10^8
Engineering notation
1.28223812 × 10^6
Prime Factorization
2 × 2 × 31 × 113 × 9151
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64111906 Product of the distinct prime numbers
The prime factorization of 128223812 is 2 × 2 × 31 × 113 × 9151.
Since it has a total of 5 prime factors.
6 , 9 , 57 , 8 , 778 , 427 , 3512 , 8087 , 9496 , 48275 , 322986 , 792843 , 9950481 , 3727147 , 42733094 , 26660136 , 998797101 , 657208576 , 2026330232 , 9094969833
n×2
256447624
n×3
384671436
n×4
512895248
n×5
641119060
n÷2
64111906
n÷3
42741270.666667
n÷3
32055953
n÷5
25644762.4
n2
16441345963811344
n3
2.1081720538907E+24
n4
2.7031785710174E+32
n5
3.4661186089256E+40
2 √n11323.595365431
3 √n504.26198376631
4 √n106.41238351541
5 √n41.840198551768
1 , 2 , 4 , 31 , 62 , 113 , 124 , 226 , 452 , 3503 , 7006 , 9151 , 14012 , 18302 , 36604 , 283681 , 567362 , 1034063 , 1134724 , 2068126 , 4136252 , 32055953 , 64111906 , 128223812
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-128223811 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128223812 can be divided by 24 positive divisors.
The sum of these divisors (counting 128223812) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101001001000101001000100
3
Ternary
22221021110000002
4
Quaternary
13221020221010
5
Quinary
230311130222
6
Senary
20420140432
8
Octal
751105104
10
Decimal
128223812
12
Duodecimal
36b37718
16
Hexadecimal
7a48a44
20
Vigesimal
2017jac
36
Base36
24ca4k
md5
c1de8e77fbb4807d32e378d31f5c4177
sha1
468b342cf598856259f41b3e04869c449280c39d
sha256
b2b0052555efe299ced749ae6e5f1ad81d39a286c0af8a231283c9f539e00992
sha512
791c66637485d489c3882207827c18e6de67ba51a1858d92a125137c3bc7f60f8839195f9efb46161230d4947c532a5335a0c502162bc9b6e66bac80c6f82018
ripemd-160
dfbb8b0564349cfef987bd78a4adc14ecc805955
Diameter
256447624
Circumference
805653971.58896
Area
5.1652011695038E+16
Volume
8.8306904493418E+24
Surface area
2.0660804678015E+17
Circumference
805653971.58896
Perimeter
512895248
Area
16441345963811344
Diagonal
181335853.94958
Surface area
98648075782868064
Volume
2.1081720538907E+24
Space diagonal
222090157.12416
Perimeter
384671436
Area
7.1193116385347E+15
Altitude
111045078.56208
Surface area
7.1193116385347E+15
Volume
2.4845045920235E+23
Height
60445284.649859