2215481 is an odd 7-digits composite number following 2215480
and preceding 2215482 . In scientific notation, it is written as 2.215481 × 10^6.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 2200464 positive integers (up to 2215481) that are relatively prime to 2215481.
2215481 has 4 divisors, whose sum is 2230500
The reverse of 2215481 is 1845122
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million two hundred fifteen thousand four hundred eighty-one
Scientific notation
2.215481 × 10^6
Engineering notation
2.215481 × 10^6
Prime Factorization
149 × 14869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2215481
Product of the distinct prime numbers
The prime factorization of 2215481 is 149 × 14869.
Since it has a total of 2 prime factors.
1 , 2 , 23 , 73 , 759 , 618 , 3869 , 5194 , 28893 , 62387 , 77006 , 615763 , 1758127 , 5849035 , 40276770 , 17106035 , 813220602 , 262611965 , 7583850977 , 932179234
n×2
4430962
n×3
6646443
n×4
8861924
n×5
11077405
n÷2
1107740.5
n÷3
738493.66666667
n÷3
553870.25
n÷5
443096.2
n2
4908356061361
n3
1.087436959518E+19
n4
2.4091959225099E+25
n5
5.3375277915982E+31
2 √n
1488.4491929522
3 √n
130.36349941928
4 √n
38.580424997039
5 √n
18.582049214667
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2215480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2215481 can be divided by 4 positive divisors.
The sum of these divisors (counting 2215481) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011100111000111001
3
Ternary
11011120001212
4
Quaternary
20130320321
5
Quinary
1031343411
6
Senary
115252505
8
Octal
10347071
10
Decimal
2215481
12
Duodecimal
8aa135
16
Hexadecimal
21ce39
20
Vigesimal
dgie1
36
Base36
1bhh5
md5
39194681111e87064c8fc5e507de6650
sha1
83ebbd6e64c4e7a35420d39413ed9eff85a60bbd
sha256
444330c4c6f9c4fea91ec47d9a74094d857a84414d31971bc1a1a2d409d52840
sha512
b5067ea19ede28a8f784b4fa694f24c49c7d1b47698ba5480c4260ea559ce3199c072ef62a974182ed03149fbaf6c7ef1f68c8e20d82a52e632060b01bd8c667
ripemd-160
9f3f6286b771d200ad14b09c80235836e3305615
Diameter
4430962
Circumference
13920277.667536
Area
15420055343575
Volume
4.5550452843517E+19
Surface area
61680221374299
Circumference
13920277.667536
Perimeter
8861924
Area
4908356061361
Diagonal
3133163.2773799
Surface area
29450136368166
Volume
1.087436959518E+19
Space diagonal
3837325.6552035
Perimeter
6646443
Area
2125380519979
Altitude
1918662.8276018
Surface area
2125380519979
Volume
1.2815567469801E+18
Height
1044387.7591266