128045993 is an odd 9-digits composite number following 128045992
and preceding 128045994 . In scientific notation, it is written as 1.28045993 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 124922880 positive integers (up to 128045993) that are relatively prime to 128045993.
128045993 has 4 divisors, whose sum is 131169108
The reverse of 128045993 is 399540821
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-eight million forty-five thousand nine hundred ninety-three
Scientific notation
1.28045993 × 10^8
Engineering notation
1.28045993 × 10^6
Prime Factorization
41 × 3123073
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128045993
Product of the distinct prime numbers
The prime factorization of 128045993 is 41 × 3123073.
Since it has a total of 2 prime factors.
10 , 9 , 91 , 4 , 16 , 275 , 8530 , 1042 , 51899 , 63502 , 153677 , 654061 , 1348934 , 9107890 , 16787941 , 84191050 , 222518910 , 736018976 , 7965564689 , 9440565602
n×2
256091986
n×3
384137979
n×4
512183972
n×5
640229965
n÷2
64022996.5
n÷3
42681997.666667
n÷3
32011498.25
n÷5
25609198.6
n2
16395776323356049
n3
2.09941346033E+24
n4
2.6882148124552E+32
n5
3.4421513505814E+40
2 √n
11315.740939064
3 √n
504.02877475967
4 √n
106.37547151042
5 √n
41.828587427979
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128045992
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128045993 can be divided by 4 positive divisors.
The sum of these divisors (counting 128045993) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000011101001110101001
3
Ternary
22220221102002012
4
Quaternary
13220131032221
5
Quinary
230234432433
6
Senary
20412245305
8
Octal
750351651
10
Decimal
128045993
12
Duodecimal
36a70835
16
Hexadecimal
7a1d3a9
20
Vigesimal
2005ejd
36
Base36
248gx5
md5
5979d0970ce95ed0c92eadd8de349e41
sha1
15d60e3b4bb2e00773f851c716dc2f1e7a7ae942
sha256
c2bc833f8f05d22356a6af665fdb78b0730a57d4f78a1cef4ce3fa00ae2c163a
sha512
2aac098d0bd3415c3291dc8d65f37627a1071cb5977b75a0130f982e988d6ab5cce8fd54a26929977db6c5afbd14d9ab228ab02f20a0f90fab936fdfcef8e835
ripemd-160
cd36c8f56204034c218fd918a8e127bda87f466d
Diameter
256091986
Circumference
804536701.86082
Area
5.1508850447357E+16
Volume
8.7940025384271E+24
Surface area
2.0603540178943E+17
Circumference
804536701.86082
Perimeter
512183972
Area
16395776323356049
Diagonal
181084379.90813
Surface area
98374657940136294
Volume
2.09941346033E+24
Space diagonal
221782165.58161
Perimeter
384137979
Area
7.0995794053969E+15
Altitude
110891082.7908
Surface area
7.0995794053969E+15
Volume
2.4741824905228E+23
Height
60361459.969377