128797425 is an odd 9-digits composite number following 128797424
and preceding 128797426 . In scientific notation, it is written as 1.28797425 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 68691600 positive integers (up to 128797425) that are relatively prime to 128797425.
128797425 has 16 divisors, whose sum is 183179520
The reverse of 128797425 is 524797821
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-eight million seven hundred ninety-seven thousand four hundred twenty-five
Scientific notation
1.28797425 × 10^8
Engineering notation
1.28797425 × 10^6
Prime Factorization
15 × 9 × 5 × 190811
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128797425
Product of the distinct prime numbers
The prime factorization of 128797425 is 15 × 9 × 5 × 190811.
Since it has a total of 4 prime factors.
1 , 1 , 43 , 84 , 659 , 496 , 3323 , 8596 , 19357 , 8466 , 226039 , 541579 , 8871010 , 9481541 , 27643028 , 8874528 , 855690754 , 518035229 , 8904003516 , 9025487093
n×2
257594850
n×3
386392275
n×4
515189700
n×5
643987125
n÷2
64398712.5
n÷3
42932475
n÷3
32199356.25
n÷5
25759485
n2
16588776686630625
n3
2.1365917211381E+24
n4
2.751875119589E+32
n5
3.5443442932463E+40
2 √n
11348.895320691
3 √n
505.01280887682
4 √n
106.53119412027
5 √n
41.877566417099
1 , 5 , 9 , 15 , 45 , 75 , 135 , 675 , 190811 , 954055 , 1717299 , 2862165 , 8586495 , 14310825 , 25759485 , 128797425
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
-128797424
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 128797425 can be divided by 16 positive divisors.
The sum of these divisors (counting 128797425) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011010100101011110001
3
Ternary
22222100120212000
4
Quaternary
13223110223301
5
Quinary
230433004200
6
Senary
20440324213
8
Octal
753245361
10
Decimal
128797425
12
Duodecimal
37173669
16
Hexadecimal
7ad4af1
20
Vigesimal
204jdb5
36
Base36
24okq9
md5
2df71c21157b2475af118a93fe104f30
sha1
6cb07f528e57013300b532b70fb9a5e18d110c2b
sha256
4c550b224739d4173b0f36d7694107b0e37bbd46aed05c246e18a4781ec1815f
sha512
765254a89c0228125b74359418fcf51f7447a99f865deef485108022c14d74745ca3e5a8dbe6c894514d4c844eb174632d5e49cbc0d1464fe690c19961fa721c
ripemd-160
42e21934a9fa08bec32e16e59c08ec9bb259898e
Diameter
257594850
Circumference
809258088.36256
Area
5.211517897076E+16
Volume
8.9497344731308E+24
Surface area
2.0846071588304E+17
Circumference
809258088.36256
Perimeter
515189700
Area
16588776686630625
Diagonal
182147065.23373
Surface area
99532660119783750
Volume
2.1365917211381E+24
Space diagonal
223083683.98404
Perimeter
386392275
Area
7.1831510141646E+15
Altitude
111541841.99202
Surface area
7.1831510141646E+15
Volume
2.5179974910729E+23
Height
60715688.411244