128698525 is an odd 9-digits composite number following 128698524
and preceding 128698526 . In scientific notation, it is written as 1.28698525 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 12 positive divisors.
There are 102045440 positive integers (up to 128698525) that are relatively prime to 128698525.
128698525 has 12 divisors, whose sum is 161001972
The reverse of 128698525 is 525896821
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-eight million six hundred ninety-eight thousand five hundred twenty-five
Scientific notation
1.28698525 × 10^8
Engineering notation
1.28698525 × 10^6
Prime Factorization
5 × 5 × 113 × 45557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25739705
Product of the distinct prime numbers
The prime factorization of 128698525 is 5 × 5 × 113 × 45557.
Since it has a total of 4 prime factors.
2 , 6 , 93 , 82 , 573 , 235 , 3690 , 2627 , 10707 , 64566 , 783935 , 907824 , 4502271 , 1768352 , 82991004 , 57104112 , 291484466 , 593937930 , 2440855450 , 7173071940
n×2
257397050
n×3
386095575
n×4
514794100
n×5
643492625
n÷2
64349262.5
n÷3
42899508.333333
n÷3
32174631.25
n÷5
25739705
n2
16563310337175625
n3
2.1316736095118E+24
n4
2.7434324932559E+32
n5
3.5307571531911E+40
2 √n
11344.537231637
3 √n
504.8835139621
4 √n
106.5107376354
5 √n
41.871133114536
1 , 5 , 25 , 113 , 565 , 2825 , 45557 , 227785 , 1138925 , 5147941 , 25739705 , 128698525
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128698524
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128698525 can be divided by 12 positive divisors.
The sum of these divisors (counting 128698525) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010111100100010011101
3
Ternary
22222011120012001
4
Quaternary
13222330202131
5
Quinary
230421323100
6
Senary
20434242301
8
Octal
752744235
10
Decimal
128698525
12
Duodecimal
37126391
16
Hexadecimal
7abc89d
20
Vigesimal
2047665
36
Base36
24mgf1
md5
6f126f13956ddf33be7ea164e1882fe4
sha1
003c3b59e53e61687c929239e16ca3b70831e407
sha256
cc290b62ae0a813fe204b41235c4f291df1d2413ce11b2a338e159d70007ea3a
sha512
9697593e48f977fd6ef18d7cf0ada1c88dd0b2dbdb12e206d0b5f2e22ccd86d9a47b8a94c23e3b96ae61e03a101df5a1c8321acdc4b04e4829328f138f4f0af2
ripemd-160
c35c606e0891483a86142cecb34238cd341708a3
Diameter
257397050
Circumference
808636681.33568
Area
5.2035174074399E+16
Volume
8.9291335353245E+24
Surface area
2.081406962976E+17
Circumference
808636681.33568
Perimeter
514794100
Area
16563310337175625
Diagonal
182007199.51241
Surface area
99379862023053750
Volume
2.1316736095118E+24
Space diagonal
222912384.15917
Perimeter
386095575
Area
7.1721237613797E+15
Altitude
111456192.07959
Surface area
7.1721237613797E+15
Volume
2.5122014409369E+23
Height
60669066.504138