128896815 is an odd 9-digits composite number following 128896814
and preceding 128896816 . In scientific notation, it is written as 1.28896815 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 68744960 positive integers (up to 128896815) that are relatively prime to 128896815.
128896815 has 8 divisors, whose sum is 206234928
The reverse of 128896815 is 518698821
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-eight million eight hundred ninety-six thousand eight hundred fifteen
Scientific notation
1.28896815 × 10^8
Engineering notation
1.28896815 × 10^6
Prime Factorization
5 × 3 × 8593121
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128896815
Product of the distinct prime numbers
The prime factorization of 128896815 is 5 × 3 × 8593121.
Since it has a total of 3 prime factors.
10 , 10 , 44 , 52 , 899 , 773 , 7010 , 5758 , 95309 , 77201 , 500892 , 742828 , 5176374 , 901737 , 83789189 , 35799396 , 855310345 , 647717868 , 4266938190 , 1429602198
n×2
257793630
n×3
386690445
n×4
515587260
n×5
644484075
n÷2
64448407.5
n÷3
42965605
n÷3
32224203.75
n÷5
25779363
n2
16614388917144225
n3
2.1415418145912E+24
n4
2.7603791909012E+32
n5
3.5580408589945E+40
2 √n
11353.273316537
3 √n
505.14267771963
4 √n
106.55174009155
5 √n
41.884027613303
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
-128896814
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 128896815 can be divided by 8 positive divisors.
The sum of these divisors (counting 128896815) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011101100111100101111
3
Ternary
22222112122012010
4
Quaternary
13223230330233
5
Quinary
230444144230
6
Senary
20442412303
8
Octal
753547457
10
Decimal
128896815
12
Duodecimal
37201093
16
Hexadecimal
7aecf2f
20
Vigesimal
205c20f
36
Base36
24qpf3
md5
7ef3383f3c4562b4ad313acda992707b
sha1
337b961aa377c21b55263aec1e14df5e6b0db9b3
sha256
1509525530a8cd4e36345d31a1204a2bf1a31ca0aaa95034f365efcea94c1dac
sha512
4fcb4911ab3a44514dc7f281bbd94eb0c572b6380be21b0af5ad12229ec29d3a0eed76f2972880e3cfedd1c5e68e921f3e345e0d79e28a83e4f625b2550a678b
ripemd-160
948d3d4e0d02a9a883f4b2fb938de6211300ff94
Diameter
257793630
Circumference
809882574.15025
Area
5.2195642165984E+16
Volume
8.9704693761E+24
Surface area
2.0878256866394E+17
Circumference
809882574.15025
Perimeter
515587260
Area
16614388917144225
Diagonal
182287623.9197
Surface area
99686333502865350
Volume
2.1415418145912E+24
Space diagonal
223255832.51381
Perimeter
386690445
Area
7.1942414353008E+15
Altitude
111627916.2569
Surface area
7.1942414353008E+15
Volume
2.5238312321533E+23
Height
60762541.306565