28663397 is an odd 8-digits composite number following 28663396
and preceding 28663398 . In scientific notation, it is written as 2.8663397 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 23721264 positive integers (up to 28663397) that are relatively prime to 28663397.
28663397 has 8 divisors, whose sum is 33888000
The reverse of 28663397 is 79336682
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-eight million six hundred sixty-three thousand three hundred ninety-seven
Scientific notation
2.8663397 × 10^7
Engineering notation
2.8663397 × 10^6
Prime Factorization
7 × 29 × 141199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28663397
Product of the distinct prime numbers
The prime factorization of 28663397 is 7 × 29 × 141199.
Since it has a total of 3 prime factors.
7 , 5 , 3 , 94 , 774 , 893 , 252 , 2598 , 94863 , 57598 , 417115 , 968102 , 8642206 , 3583350 , 7240379 , 21464648 , 734418323 , 884290526 , 5446445501 , 1684787376
n×2
57326794
n×3
85990191
n×4
114653588
n×5
143316985
n÷2
14331698.5
n÷3
9554465.6666667
n÷3
7165849.25
n÷5
5732679.4
n2
821590327579609
n3
2.3549569730774E+22
n4
6.7501066637237E+29
n5
1.9348098709466E+37
2 √n
5353.8207851963
3 √n
306.03837430087
4 √n
73.169807880001
5 √n
31.007412852727
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
-28663396
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 28663397 can be divided by 8 positive divisors.
The sum of these divisors (counting 28663397) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101010101111001100101
3
Ternary
1222221020210022
4
Quaternary
1231111321211
5
Quinary
24314212042
6
Senary
2502204525
8
Octal
155257145
10
Decimal
28663397
12
Duodecimal
9723745
16
Hexadecimal
1b55e65
20
Vigesimal
8j2i9h
36
Base36
h2cth
md5
e82f42b9c700c1b6199cd16f004e7601
sha1
38ea7a28091bd763f551bdb78e3d1151b73ec6fa
sha256
9803380fbe9babe50ee0670782464b514204abd29ddf3eb5940cc7edbdc1474a
sha512
66148f1b171e87013de592588eb2c10c91d6da9b6fd29ffa3e4df58fc8c4eef2b94e836464dbd84d4ec35891833f07847151e6140953a984b8c3417d52f507cc
ripemd-160
f2056301d30b52ce2bbebf5efa9de548945726fe
Diameter
57326794
Circumference
180097434.88426
Area
2.5811021373845E+15
Volume
9.8644207015202E+22
Surface area
1.0324408549538E+16
Circumference
180097434.88426
Perimeter
114653588
Area
821590327579609
Diagonal
40536164.781084
Surface area
4929541965477654
Volume
2.3549569730774E+22
Space diagonal
49646459.921517
Perimeter
85990191
Area
3.5575904759376E+14
Altitude
24823229.960759
Surface area
3.5575904759376E+14
Volume
2.7753434084427E+21
Height
13512054.927028