28012313 is an odd 8-digits composite number following 28012312
and preceding 28012314 . In scientific notation, it is written as 2.8012313 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 23235840 positive integers (up to 28012313) that are relatively prime to 28012313.
28012313 has 8 divisors, whose sum is 33047040
The reverse of 28012313 is 31321082
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-eight million twelve thousand three hundred thirteen
Scientific notation
2.8012313 × 10^7
Engineering notation
2.8012313 × 10^6
Prime Factorization
7 × 31 × 129089
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28012313
Product of the distinct prime numbers
The prime factorization of 28012313 is 7 × 31 × 129089.
Since it has a total of 3 prime factors.
3 , 10 , 11 , 83 , 937 , 536 , 5696 , 2605 , 30666 , 26093 , 794334 , 511610 , 9552805 , 194654 , 65236592 , 48267311 , 573803313 , 429766783 , 9704737727 , 7980677484
n×2
56024626
n×3
84036939
n×4
112049252
n×5
140061565
n÷2
14006156.5
n÷3
9337437.6666667
n÷3
7003078.25
n÷5
5602462.6
n2
784689679609969
n3
2.1980972913104E+22
n4
6.157378932864E+29
n5
1.7248242592699E+37
2 √n
5292.6659633874
3 √n
303.70340199789
4 √n
72.750711085098
5 √n
30.86524965101
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
-28012312
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 28012313 can be divided by 8 positive divisors.
The sum of these divisors (counting 28012313) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110110111100011001
3
Ternary
1221201011200002
4
Quaternary
1222312330121
5
Quinary
24132343223
6
Senary
2440222345
8
Octal
152667431
10
Decimal
28012313
12
Duodecimal
946a9b5
16
Hexadecimal
1ab6f19
20
Vigesimal
8f1afd
36
Base36
goeft
md5
abfa224a7004fef5e9d0975c1ec157be
sha1
79889ba47fb465c2c00fb1c381e0da1f0813ddfd
sha256
72211365dad5dccce4555a54e3632c5393f292fd63c8e0494185bc1fe16f98fe
sha512
83944639025fd48011053bdbb6812c1e36393a5233997ea1ff03aec923d831a64076192ef8ec2f4342107363050513f570196231e956f7950fedf9beb6347514
ripemd-160
310554f76361ea3709765ef3cd9fc89e15427176
Diameter
56024626
Circumference
176006553.46172
Area
2.4651753328104E+15
Volume
9.2073684030086E+22
Surface area
9.8607013312416E+15
Circumference
176006553.46172
Perimeter
112049252
Area
784689679609969
Diagonal
39615392.95804
Surface area
4708138077659814
Volume
2.1980972913104E+22
Space diagonal
48518749.353522
Perimeter
84036939
Area
3.3978059831485E+14
Altitude
24259374.676761
Surface area
3.3978059831485E+14
Volume
2.5904825006556E+21
Height
13205130.986013