21882988 is an even 8-digits composite number following 21882987
and preceding 21882989 . In scientific notation, it is written as 2.1882988 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 12 positive divisors.
There are 10916640 positive integers (up to 21882988) that are relatively prime to 21882988.
21882988 has 12 divisors, whose sum is 38382232
The reverse of 21882988 is 88928812
Previous prime number is 457
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-one million eight hundred eighty-two thousand nine hundred eighty-eight
Scientific notation
2.1882988 × 10^7
Engineering notation
2.1882988 × 10^6
Prime Factorization
2 × 2 × 457 × 11971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10941494
Product of the distinct prime numbers
The prime factorization of 21882988 is 2 × 2 × 457 × 11971.
Since it has a total of 4 prime factors.
9 , 8 , 8 , 67 , 559 , 691 , 909 , 1523 , 30067 , 33097 , 905935 , 766873 , 6681906 , 7084106 , 78469254 , 65026680 , 316171551 , 161969912 , 5005831395 , 5625514890
n×2
43765976
n×3
65648964
n×4
87531952
n×5
109414940
n÷2
10941494
n÷3
7294329.3333333
n÷3
5470747
n÷5
4376597.6
n2
478865163808144
n3
1.0479000633232E+22
n4
2.29311845109E+29
n5
5.0180283547781E+36
2 √n
4677.9256086432
3 √n
279.70627361472
4 √n
68.395362479069
5 √n
29.377938980308
1 , 2 , 4 , 457 , 914 , 1828 , 11971 , 23942 , 47884 , 5470747 , 10941494 , 21882988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21882987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21882988 can be divided by 12 positive divisors.
The sum of these divisors (counting 21882988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010011011110100001101100
3
Ternary
1112011202211001
4
Quaternary
1103132201230
5
Quinary
21100223423
6
Senary
2101010044
8
Octal
123364154
10
Decimal
21882988
12
Duodecimal
73b3924
16
Hexadecimal
14de86c
20
Vigesimal
6gf798
36
Base36
d110s
md5
2aa277c1597d31042c9c3fb64c1f338d
sha1
8d2b40f0805aeae124a3dcc0272cac2d0760144a
sha256
ffa49707eb648755e23e425fb91395b4b224821c0500c3bc25c669e18a2ea46d
sha512
08d78d0f547a6fd66bc99d72135daf91116dae110a546d2433002ba79cb7fec1053206232849b1244ab510e661e46a0ca512d4a9a7bdce93ad8a9838886d2c8f
ripemd-160
63c44f2c313ae7952a3a95768e8d075be939598d
Diameter
43765976
Circumference
137494868.67879
Area
1.5043992806797E+15
Volume
4.3894335208431E+22
Surface area
6.017597122719E+15
Circumference
137494868.67879
Perimeter
87531952
Area
478865163808144
Diagonal
30947218.414848
Surface area
2873190982848864
Volume
1.0479000633232E+22
Space diagonal
37902447.03742
Perimeter
65648964
Area
2.0735469842262E+14
Altitude
18951223.51871
Surface area
2.0735469842262E+14
Volume
1.2349620679694E+21
Height
10315739.471616