128510993 is an odd 9-digits composite number following 128510992
and preceding 128510994 . In scientific notation, it is written as 1.28510993 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 117895824 positive integers (up to 128510993) that are relatively prime to 128510993.
128510993 has 8 divisors, whose sum is 139247808
The reverse of 128510993 is 399015821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-eight million five hundred ten thousand nine hundred ninety-three
Scientific notation
1.28510993 × 10^8
Engineering notation
1.28510993 × 10^6
Prime Factorization
163 × 13 × 60647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128510993
Product of the distinct prime numbers
The prime factorization of 128510993 is 163 × 13 × 60647.
Since it has a total of 3 prime factors.
7 , 3 , 75 , 17 , 770 , 417 , 5552 , 7530 , 98451 , 67283 , 576353 , 747047 , 1235972 , 8114553 , 24407422 , 6822685 , 68702119 , 275507080 , 3582148561 , 5778383504
n×2
257021986
n×3
385532979
n×4
514043972
n×5
642554965
n÷2
64255496.5
n÷3
42836997.666667
n÷3
32127748.25
n÷5
25702198.6
n2
16515075321846049
n3
2.1223687290802E+24
n4
2.7274771288625E+32
n5
3.5051079421491E+40
2 √n
11336.268918829
3 √n
504.63816579751
4 √n
106.47191610387
5 √n
41.85892356041
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
-128510992
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 128510993 can be divided by 8 positive divisors.
The sum of these divisors (counting 128510993) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010001110110000010001
3
Ternary
22221211000221102
4
Quaternary
13222032300101
5
Quinary
230344322433
6
Senary
20430234145
8
Octal
752166021
10
Decimal
128510993
12
Duodecimal
37055955
16
Hexadecimal
7a8ec11
20
Vigesimal
2033h9d
36
Base36
24ifpt
md5
201421f6b91f7b36dc4dc9b4bf2a8335
sha1
61b42d63900aa253f4ee55622e1135dbbd7b7150
sha256
274aaecd5f2b164f99f9c3eb1c9d5e96e0014248e6cbb170ef9558e3831b7c59
sha512
06b8955189656f12dbb34e852d6dcb4a569a5e9da6c46255972b2fa18a5c9c43f8a40c5f554da56d3fde5a91c7bf07f8d3a62cb8dbb472a309cf9d00a0294d3e
ripemd-160
611a2f046c8d93493897e583f9f2ef86c711a2c6
Diameter
257021986
Circumference
807458383.02866
Area
5.1883639304594E+16
Volume
8.8901573433162E+24
Surface area
2.0753455721837E+17
Circumference
807458383.02866
Perimeter
514043972
Area
16515075321846049
Diagonal
181741989.21463
Surface area
99090451931076294
Volume
2.1223687290802E+24
Space diagonal
222587569.20713
Perimeter
385532979
Area
7.1512373870661E+15
Altitude
111293784.60356
Surface area
7.1512373870661E+15
Volume
2.5012355341848E+23
Height
60580663.071545