20884889 is an odd 8-digits composite number following 20884888
and preceding 20884890 . In scientific notation, it is written as 2.0884889 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 20627136 positive integers (up to 20884889) that are relatively prime to 20884889.
20884889 has 8 divisors, whose sum is 21144480
The reverse of 20884889 is 98848802
Previous prime number is 433
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty million eight hundred eighty-four thousand eight hundred eighty-nine
Scientific notation
2.0884889 × 10^7
Engineering notation
2.0884889 × 10^6
Prime Factorization
139 × 433 × 347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20884889
Product of the distinct prime numbers
The prime factorization of 20884889 is 139 × 433 × 347.
Since it has a total of 3 prime factors.
2 , 8 , 17 , 76 , 507 , 531 , 6582 , 7207 , 17555 , 52631 , 294194 , 249574 , 1025835 , 3062861 , 88720731 , 32012892 , 482807751 , 475516341 , 3960627043 , 1324860255
n×2
41769778
n×3
62654667
n×4
83539556
n×5
104424445
n÷2
10442444.5
n÷3
6961629.6666667
n÷3
5221222.25
n÷5
4176977.8
n2
436178588542321
n3
9.109541405883E+21
n4
1.9025176110277E+29
n5
3.9733869126859E+36
2 √n
4569.9987964987
3 √n
275.38739451412
4 √n
67.601766223219
5 √n
29.104921634669
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
-20884888
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 20884889 can be divided by 8 positive divisors.
The sum of these divisors (counting 20884889) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111101010110110011001
3
Ternary
1110022001200102
4
Quaternary
1033222312121
5
Quinary
20321304024
6
Senary
2023345145
8
Octal
117526631
10
Decimal
20884889
12
Duodecimal
6bb21b5
16
Hexadecimal
13ead99
20
Vigesimal
6aac49
36
Base36
cfmvt
md5
3d6ebb07c6a6da427a6dc09878b75264
sha1
0602c5bf119fd5b49a2aef2202d77eba65727cef
sha256
fd6f0fa159e900e4bf31b2c56965eebb7ff60889a52c91e08f1c575422a9fec9
sha512
8a4061cbf00c5ad90b45184c1e574da977d2e49b816dda8dba3e414bd92258fb1fc896a24bcf05fa33e25ec69d544362f6db8efdf4dcf3d558078beaf20e0c74
ripemd-160
4a4459ecde174dba91ddb6a5580c888a9657b8f1
Diameter
41769778
Circumference
131223627.70688
Area
1.3702954494177E+15
Volume
3.8157957811059E+22
Surface area
5.4811817976709E+15
Circumference
131223627.70688
Perimeter
83539556
Area
436178588542321
Diagonal
29535693.272457
Surface area
2617071531253926
Volume
9.109541405883E+21
Space diagonal
36173688.858436
Perimeter
62654667
Area
1.8887086913225E+14
Altitude
18086844.429218
Surface area
1.8887086913225E+14
Volume
1.0735697502666E+21
Height
9845231.0908189