2219987 is an odd 7-digits composite number following 2219986
and preceding 2219988 . In scientific notation, it is written as 2.219987 × 10^6.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 1729200 positive integers (up to 2219987) that are relatively prime to 2219987.
2219987 has 8 divisors, whose sum is 2454192
The reverse of 2219987 is 7899122
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 38
Digital Root 2
Name
two million two hundred nineteen thousand nine hundred eighty-seven
Scientific notation
2.219987 × 10^6
Engineering notation
2.219987 × 10^6
Prime Factorization
77 × 11 × 2621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2219987
Product of the distinct prime numbers
The prime factorization of 2219987 is 77 × 11 × 2621.
Since it has a total of 3 prime factors.
3 , 2 , 89 , 85 , 560 , 535 , 7734 , 9877 , 55758 , 68523 , 500002 , 20565 , 2510322 , 7576386 , 90328637 , 31186331 , 225975231 , 242526174 , 7820094327 , 1031024035
n×2
4439974
n×3
6659961
n×4
8879948
n×5
11099935
n÷2
1109993.5
n÷3
739995.66666667
n÷3
554996.75
n÷5
443997.4
n2
4928342280169
n3
1.0940855793526E+19
n4
2.4288557630501E+25
n5
5.3920282188464E+31
2 √n
1489.9620800544
3 √n
130.45182036537
4 √n
38.6000269437
5 √n
18.589601766715
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
-2219986
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 2219987 can be divided by 8 positive divisors.
The sum of these divisors (counting 2219987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011101111111010011
3
Ternary
11011210020202
4
Quaternary
20131333103
5
Quinary
1032014422
6
Senary
115325415
8
Octal
10357723
10
Decimal
2219987
12
Duodecimal
8b086b
16
Hexadecimal
21dfd3
20
Vigesimal
dh9j7
36
Base36
1bkyb
md5
6c77d44b40c433cdc2c4d9cd4ce7a074
sha1
67138aba3131e8cc0ef1ff40d4e615cd15e401cb
sha256
532f583985ebff2fc1aac1a2aef8644c8f8065f43bb8c3c61511df9c92e01056
sha512
a58398fa2320f9a6349600a11c3464f4fa77b4d20efea9a51748ca2ddf6c1cb710f615cdeb5189c7fd180d889d0c3436014db54bde46fb9fe10645ef5142c485
ripemd-160
87608a2b4d3aec9551797d215c246140c5b93137
Diameter
4439974
Circumference
13948589.70053
Area
15482843901755
Volume
4.58289495799E+19
Surface area
61931375607020
Circumference
13948589.70053
Perimeter
8879948
Area
4928342280169
Diagonal
3139535.723692
Surface area
29570053681014
Volume
1.0940855793526E+19
Space diagonal
3845130.2761424
Perimeter
6659961
Area
2134034806585.6
Altitude
1922565.1380712
Surface area
2134034806585.6
Volume
1.2893922205977E+18
Height
1046511.9078973