128492801 is an odd 9-digits composite number following 128492800
and preceding 128492802 . In scientific notation, it is written as 1.28492801 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 119911968 positive integers (up to 128492801) that are relatively prime to 128492801.
128492801 has 8 divisors, whose sum is 137275680
The reverse of 128492801 is 108294821
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million four hundred ninety-two thousand eight hundred one
Scientific notation
1.28492801 × 10^8
Engineering notation
1.28492801 × 10^6
Prime Factorization
19 × 67 × 100937
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128492801
Product of the distinct prime numbers
The prime factorization of 128492801 is 19 × 67 × 100937.
Since it has a total of 3 prime factors.
7 , 10 , 70 , 86 , 619 , 472 , 8491 , 8141 , 2630 , 30501 , 880185 , 315114 , 2815024 , 9081259 , 74383848 , 69326951 , 963663235 , 412702443 , 122684165 , 4018058374
n×2
256985602
n×3
385478403
n×4
513971204
n×5
642464005
n÷2
64246400.5
n÷3
42830933.666667
n÷3
32123200.25
n÷5
25698560.2
n2
16510399908825601
n3
2.1214675299151E+24
n4
2.7259330514935E+32
n5
3.5026277312487E+40
2 √n
11335.466510029
3 √n
504.61435250205
4 √n
106.46814786606
5 √n
41.857738384508
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
-128492800
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 128492801 can be divided by 8 positive divisors.
The sum of these divisors (counting 128492801) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010001010010100000001
3
Ternary
22221210002222122
4
Quaternary
13222022110001
5
Quinary
230343232201
6
Senary
20430014025
8
Octal
752122401
10
Decimal
128492801
12
Duodecimal
37047315
16
Hexadecimal
7a8a501
20
Vigesimal
2031c01
36
Base36
24i1oh
md5
aa1799b11b2d42517141b4c63a771991
sha1
54bc3f567b8c4fe31c9e33f9bcc27809ab839003
sha256
95df1b647f2a1d68c638898ed73d0bf024b1eacefb65371d53ed3c39671ba7cd
sha512
298b6adef0a957dcd2b2259ae0696246d5ddf9bef49bf21991acfc078a61570dbd30e18469a615ad3a986520fb33cfdd8245c94929da5196558a544843b2959c
ripemd-160
71a5f4aa214adb2eb6f3df3a84fcd678b2299285
Diameter
256985602
Circumference
807344079.32155
Area
5.1868951061396E+16
Volume
8.8863824090809E+24
Surface area
2.0747580424558E+17
Circumference
807344079.32155
Perimeter
513971204
Area
16510399908825601
Diagonal
181716261.84151
Surface area
99062399452953606
Volume
2.1214675299151E+24
Space diagonal
222556059.73884
Perimeter
385478403
Area
7.1492128738416E+15
Altitude
111278029.86942
Surface area
7.1492128738416E+15
Volume
2.5001734607835E+23
Height
60572087.280502