28397766 is an even 8-digits composite number following 28397765
and preceding 28397767 . In scientific notation, it is written as 2.8397766 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 9372000 positive integers (up to 28397766) that are relatively prime to 28397766.
28397766 has 16 divisors, whose sum is 57359088
The reverse of 28397766 is 66779382
Previous prime number is 101
Is Prime? no Number parity even Number length 8 Sum of Digits 48 Digital Root 3
Name
twenty-eight million three hundred ninety-seven thousand seven hundred sixty-six
Scientific notation
2.8397766 × 10^7
Engineering notation
2.8397766 × 10^6
Prime Factorization
2 × 3 × 101 × 46861
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
28397766 Product of the distinct prime numbers
The prime factorization of 28397766 is 2 × 3 × 101 × 46861.
Since it has a total of 4 prime factors.
9 , 2 , 15 , 53 , 654 , 989 , 2454 , 3901 , 94048 , 54567 , 237023 , 489871 , 3334112 , 6786190 , 35346745 , 53633866 , 636911996 , 890936208 , 4939421498 , 1738045858
n×2
56795532
n×3
85193298
n×4
113591064
n×5
141988830
n÷2
14198883
n÷3
9465922
n÷3
7099441.5
n÷5
5679553.2
n2
806433113790756
n3
2.2900898860081E+22
n4
6.5033436701825E+29
n5
1.8468043176343E+37
2 √n5328.9554323526
3 √n305.09006029861
4 √n72.999694741503
5 √n30.94972790373
1 , 2 , 3 , 6 , 101 , 202 , 303 , 606 , 46861 , 93722 , 140583 , 281166 , 4732961 , 9465922 , 14198883 , 28397766
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-28397765 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28397766 can be divided by 16 positive divisors.
The sum of these divisors (counting 28397766) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101100010101000011000110
3
Ternary
1222102202102010
4
Quaternary
1230111003012
5
Quinary
24232212031
6
Senary
2452355050
8
Octal
154250306
10
Decimal
28397766
12
Duodecimal
9615a86
16
Hexadecimal
1b150c6
20
Vigesimal
8h9e86
36
Base36
gwnuu
md5
6578b630100865ea439440428998d690
sha1
fc88185239596558491392adb841dc43c1a0b16b
sha256
bd20783b4f875c9dda2b0297234014d9256ee2b77e6bc33a32efc542e5dbe478
sha512
62f9a02e5982568037853834fc86ef416dd251b21883116e943219f07a4d5fbb45c508162e7c2bb513b9aa43acaaa83facd0950b7de46c1adb72e33b01a9e65f
ripemd-160
2c02ded00e760269d6e7873820fc2d9beb6d9e7c
Diameter
56795532
Circumference
178428426.08792
Area
2.5334843458966E+15
Volume
9.5927060825912E+22
Surface area
1.0133937383586E+16
Circumference
178428426.08792
Perimeter
113591064
Area
806433113790756
Diagonal
40160505.818298
Surface area
4838598682744536
Volume
2.2900898860081E+22
Space diagonal
49186373.533452
Perimeter
85193298
Area
3.4919578149789E+14
Altitude
24593186.766726
Surface area
3.4919578149789E+14
Volume
2.6988968132051E+21
Height
13386835.272766