128045207 is an odd 9-digits composite number following 128045206
and preceding 128045208 . In scientific notation, it is written as 1.28045207 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 120512864 positive integers (up to 128045207) that are relatively prime to 128045207.
128045207 has 6 divisors, whose sum is 136020648
The reverse of 128045207 is 702540821
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-eight million forty-five thousand two hundred seven
Scientific notation
1.28045207 × 10^8
Engineering notation
1.28045207 × 10^6
Prime Factorization
17 × 17 × 443063
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7532071
Product of the distinct prime numbers
The prime factorization of 128045207 is 17 × 17 × 443063.
Since it has a total of 3 prime factors.
2 , 1 , 21 , 22 , 480 , 321 , 2545 , 7835 , 18007 , 18333 , 947236 , 414906 , 5484761 , 9010180 , 7068989 , 14618809 , 166739853 , 711715936 , 9576636976 , 4121286127
n×2
256090414
n×3
384135621
n×4
512180828
n×5
640226035
n÷2
64022603.5
n÷3
42681735.666667
n÷3
32011301.75
n÷5
25609041.4
n2
16395575035672849
n3
2.0993747993268E+24
n4
2.6881488075038E+32
n5
3.4420457050363E+40
2 √n
11315.706208629
3 √n
504.02774344424
4 √n
106.37530826573
5 √n
41.828536075571
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128045206
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128045207 can be divided by 6 positive divisors.
The sum of these divisors (counting 128045207) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111101000011101000010010111
3
Ternary
22220221101000002
4
Quaternary
13220131002113
5
Quinary
230234421312
6
Senary
20412241515
8
Octal
750350227
10
Decimal
128045207
12
Duodecimal
36a7029b
16
Hexadecimal
7a1d097
20
Vigesimal
2005d07
36
Base36
248gbb
md5
086e2b5b6f1beaf0a7b55552c20ce7bd
sha1
a6c20aa00b050301dedb8ef183819e15966786b3
sha256
4600bd7f8442d3d765649505aea341ff73ba866832924d6a0417299567c5446b
sha512
d610fcf5505faac35bedd782a660555b533e8dc1c685b0f0baa2d67c26a6299450e72be010647d44239a1147058a17fbcc54ed2bcb008c03ad28d4dfddb19613
ripemd-160
6d43b873ea4e4029e97391b7933c8f08954871c5
Diameter
256090414
Circumference
804531763.27717
Area
5.150821808345E+16
Volume
8.7938405955953E+24
Surface area
2.060328723338E+17
Circumference
804531763.27717
Perimeter
512180828
Area
16395575035672849
Diagonal
181083268.33627
Surface area
98373450214037094
Volume
2.0993747993268E+24
Space diagonal
221780804.18967
Perimeter
384135621
Area
7.0994922452733E+15
Altitude
110890402.09484
Surface area
7.0994922452733E+15
Volume
2.4741369280935E+23
Height
60361089.445423