28120147 is an odd 8-digits composite number following 28120146
and preceding 28120148 . In scientific notation, it is written as 2.8120147 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 24740640 positive integers (up to 28120147) that are relatively prime to 28120147.
28120147 has 16 divisors, whose sum is 31680000
The reverse of 28120147 is 74102182
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-eight million one hundred twenty thousand one hundred forty-seven
Scientific notation
2.8120147 × 10^7
Engineering notation
2.8120147 × 10^6
Prime Factorization
11 × 47 × 109 × 499
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28120147
Product of the distinct prime numbers
The prime factorization of 28120147 is 11 × 47 × 109 × 499.
Since it has a total of 4 prime factors.
2 , 9 , 71 , 51 , 512 , 638 , 3966 , 8769 , 2794 , 80478 , 822423 , 63327 , 9464593 , 5671295 , 39267351 , 19679448 , 337663008 , 35366689 , 3405019446 , 2889890786
n×2
56240294
n×3
84360441
n×4
112480588
n×5
140600735
n÷2
14060073.5
n÷3
9373382.3333333
n÷3
7030036.75
n÷5
5624029.4
n2
790742667301609
n3
2.2235800043693E+22
n4
6.2527396589126E+29
n5
1.7582795836135E+37
2 √n
5302.843293932
3 √n
304.09260726064
4 √n
72.820624097381
5 √n
30.888976432554
1 , 11 , 47 , 109 , 499 , 517 , 1199 , 5123 , 5489 , 23453 , 54391 , 56353 , 257983 , 598301 , 2556377 , 28120147
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
-28120146
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 28120147 can be divided by 16 positive divisors.
The sum of these divisors (counting 28120147) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101011010001010001010011
3
Ternary
1221220122120221
4
Quaternary
1223101101103
5
Quinary
24144321042
6
Senary
2442413511
8
Octal
153212123
10
Decimal
28120147
12
Duodecimal
9501297
16
Hexadecimal
1ad1453
20
Vigesimal
8ff077
36
Base36
gqpn7
md5
b7f035c03cdae7c2a9cc4f124e1e5122
sha1
a552bf5bc77917a3d4c228312a455eb66383c1dd
sha256
c9980ef67a6728371bc2dfc942097b69c4e95eb574ebeb4e38a73607e3136836
sha512
fc5d434cf46eed2cb91a9d6c499b8cbb5135f0c94526f5704eb17258c9931f0f48cfe8ba2671a08810e49664e6ae46676b7de57cbd6ddf80bec45e959c5d8446
ripemd-160
b2a0afe466dfc7059f30eefabbae773b36a05c4d
Diameter
56240294
Circumference
176684094.46613
Area
2.4841913544747E+15
Volume
9.3141101418611E+22
Surface area
9.9367654178989E+15
Circumference
176684094.46613
Perimeter
112480588
Area
790742667301609
Diagonal
39767893.263325
Surface area
4744456003809654
Volume
2.2235800043693E+22
Space diagonal
48705523.320306
Perimeter
84360441
Area
3.4240161886973E+14
Altitude
24352761.660153
Surface area
3.4240161886973E+14
Volume
2.6205141660006E+21
Height
13255964.421108