128216464 is an even 9-digits composite number following 128216463
and preceding 128216465 . In scientific notation, it is written as 1.28216464 × 10^8.
The sum of its digits is 34. It has a total of 6 prime factors and 20 positive divisors.
There are 64034208 positive integers (up to 128216464) that are relatively prime to 128216464.
128216464 has 20 divisors, whose sum is 248706304
The reverse of 128216464 is 464612821
Previous prime number is 967
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million two hundred sixteen thousand four hundred sixty-four
Scientific notation
1.28216464 × 10^8
Engineering notation
1.28216464 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 967 × 8287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16027058
Product of the distinct prime numbers
The prime factorization of 128216464 is 2 × 2 × 2 × 2 × 967 × 8287.
Since it has a total of 6 prime factors.
2 , 1 , 72 , 72 , 953 , 909 , 1391 , 4692 , 27883 , 5732 , 193030 , 485854 , 2557470 , 2596475 , 6602300 , 72827473 , 144609638 , 951250927 , 2307608442 , 9568124689
n×2
256432928
n×3
384649392
n×4
512865856
n×5
641082320
n÷2
64108232
n÷3
42738821.333333
n÷3
32054116
n÷5
25643292.8
n2
16439461640663296
n3
2.1078096416295E+24
n4
2.7025589903484E+32
n5
3.4651255749388E+40
2 √n
11323.270905529
3 √n
504.25235116173
4 √n
106.41085896434
5 √n
41.839719001485
1 , 2 , 4 , 8 , 16 , 967 , 1934 , 3868 , 7736 , 8287 , 15472 , 16574 , 33148 , 66296 , 132592 , 8013529 , 16027058 , 32054116 , 64108232 , 128216464
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128216463
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128216464 can be divided by 20 positive divisors.
The sum of these divisors (counting 128216464) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101001000110110110010000
3
Ternary
22221021001220221
4
Quaternary
13221012312100
5
Quinary
230310411324
6
Senary
20420042424
8
Octal
751066620
10
Decimal
128216464
12
Duodecimal
36b33414
16
Hexadecimal
7a46d90
20
Vigesimal
2017134
36
Base36
24c4gg
md5
ae1005361da5fc7540720847b44020f8
sha1
fbcbb1f884582b5b079fd74033391a2470adfaf2
sha256
9ebf19d63968068b9caea560e3313b8aaa4c2f9fd2a778d8357746fb4723864c
sha512
763766162f0b63cb7ff919beb3b11bbe55926c03082c44eb418696d2922077c61a4cf3cf84dab693af1ccaa2fe52dd51ac745f3d3d398ff4fb32b0b01d170444
ripemd-160
8e41dd377bf035dbd11415cbd4bbc464d2655f6c
Diameter
256432928
Circumference
805607802.74332
Area
5.1646091919279E+16
Volume
8.8291723804119E+24
Surface area
2.0658436767712E+17
Circumference
805607802.74332
Perimeter
512865856
Area
16439461640663296
Diagonal
181325462.30832
Surface area
98636769843979776
Volume
2.1078096416295E+24
Space diagonal
222077430.01483
Perimeter
384649392
Area
7.1184957026771E+15
Altitude
111038715.00741
Surface area
7.1184957026771E+15
Volume
2.4840774850777E+23
Height
60441820.769441