21842893 is an odd 8-digits composite number following 21842892
and preceding 21842894 . In scientific notation, it is written as 2.1842893 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20893180 positive integers (up to 21842893) that are relatively prime to 21842893.
21842893 has 4 divisors, whose sum is 22792608
The reverse of 21842893 is 39824812
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million eight hundred forty-two thousand eight hundred ninety-three
Scientific notation
2.1842893 × 10^7
Engineering notation
2.1842893 × 10^6
Prime Factorization
23 × 949691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21842893
Product of the distinct prime numbers
The prime factorization of 21842893 is 23 × 949691.
Since it has a total of 2 prime factors.
7 , 8 , 7 , 37 , 190 , 513 , 2495 , 4697 , 52065 , 92781 , 490974 , 82242 , 3804958 , 5876003 , 9528924 , 5867428 , 566387546 , 392931844 , 4647258885 , 4458137084
n×2
43685786
n×3
65528679
n×4
87371572
n×5
109214465
n÷2
10921446.5
n÷3
7280964.3333333
n÷3
5460723.25
n÷5
4368578.6
n2
477111974609449
n3
1.0421505810413E+22
n4
2.2763583631573E+29
n5
4.97222521561E+36
2 √n
4673.638090396
3 √n
279.53533901389
4 √n
68.364011661078
5 √n
29.367165563986
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
-21842892
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 21842893 can be divided by 4 positive divisors.
The sum of these divisors (counting 21842893) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011010100101111001101
3
Ternary
1112002201211001
4
Quaternary
1103110233031
5
Quinary
21042433033
6
Senary
2100100301
8
Octal
123245715
10
Decimal
21842893
12
Duodecimal
7394691
16
Hexadecimal
14d4bcd
20
Vigesimal
6ga74d
36
Base36
d0631
md5
d500762fea078cdf138961c612d21c30
sha1
8f9a630a16996b16c0d6e0931fb79df99031a9d4
sha256
a98c39a1f04d4a53ccb932d210a25c3b3773898c3464da2303fe754dffc492d8
sha512
d7232ed2a845b2f08f1a410e6b26ca52c0cb0d8963ba1679b505b7698529f225392eb84100c11b0d80b2ef5339665771e9235dc464561b14352811f68820023a
ripemd-160
58131a8b7c24b57554b2a0d56a4b4a353794ca85
Diameter
43685786
Circumference
137242944.3639
Area
1.4988914743728E+15
Volume
4.3653501457782E+22
Surface area
5.9955658974911E+15
Circumference
137242944.3639
Perimeter
87371572
Area
477111974609449
Diagonal
30890515.522064
Surface area
2862671847656694
Volume
1.0421505810413E+22
Space diagonal
37833000.460291
Perimeter
65528679
Area
2.0659554523077E+14
Altitude
18916500.230145
Surface area
2.0659554523077E+14
Volume
1.2281862381197E+21
Height
10296838.507355