2215989 is an odd 7-digits composite number following 2215988
and preceding 2215990 . In scientific notation, it is written as 2.215989 × 10^6.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 1399464 positive integers (up to 2215989) that are relatively prime to 2215989.
2215989 has 4 divisors, whose sum is 2229120
The reverse of 2215989 is 9895122
Previous prime number is 171
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 36
Digital Root 9
Name
two million two hundred fifteen thousand nine hundred eighty-nine
Scientific notation
2.215989 × 10^6
Engineering notation
2.215989 × 10^6
Prime Factorization
171 × 12959
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2215989
Product of the distinct prime numbers
The prime factorization of 2215989 is 171 × 12959.
Since it has a total of 2 prime factors.
4 , 4 , 83 , 85 , 767 , 466 , 6122 , 5481 , 79641 , 40450 , 19368 , 390639 , 8636622 , 3908599 , 56307026 , 93837350 , 456785287 , 850119794 , 7996761763 , 8316915446
n×2
4431978
n×3
6647967
n×4
8863956
n×5
11079945
n÷2
1107994.5
n÷3
738663
n÷3
553997.25
n÷5
443197.8
n2
4910607248121
n3
1.0881851645156E+19
n4
2.4114063545298E+25
n5
5.3436499561682E+31
2 √n
1488.6198305813
3 √n
130.37346258253
4 √n
38.582636387128
5 √n
18.582901292869
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
-2215988
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 2215989 can be divided by 4 positive divisors.
The sum of these divisors (counting 2215989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011101000000110101
3
Ternary
11011120202200
4
Quaternary
20131000311
5
Quinary
1031402424
6
Senary
115255113
8
Octal
10350065
10
Decimal
2215989
12
Duodecimal
8aa499
16
Hexadecimal
21d035
20
Vigesimal
dgjj9
36
Base36
1bhv9
md5
ab92873cea3e10f96b89c9a147d2552d
sha1
b70774f8cd8dbe55167b8f83bc1cc8c57c446235
sha256
01db038d79764dd7240141190e2e330679bc0874defe0908f4b03dc858315453
sha512
1244b9348f23af1ddeadd247414048556b2113e09412cc3a5b46a986a466996cee2258a8fbdcffb5520492ee634577bc75c5069148db98d71285159b3efb2902
ripemd-160
9d648d344d2d684f3d676824006693100a4eafa7
Diameter
4431978
Circumference
13923469.525672
Area
15427127655362
Volume
4.558179358117E+19
Surface area
61708510621447
Circumference
13923469.525672
Perimeter
8863956
Area
4910607248121
Diagonal
3133881.6978696
Surface area
29463643488726
Volume
1.0881851645156E+19
Space diagonal
3838205.5370137
Perimeter
6647967
Area
2126355312440.4
Altitude
1919102.7685069
Surface area
2126355312440.4
Volume
1.282438515026E+18
Height
1044627.2326232