21137047 is an odd 8-digits composite number following 21137046
and preceding 21137048 . In scientific notation, it is written as 2.1137047 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 21056416 positive integers (up to 21137047) that are relatively prime to 21137047.
21137047 has 4 divisors, whose sum is 21217680
The reverse of 21137047 is 74073112
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million one hundred thirty-seven thousand forty-seven
Scientific notation
2.1137047 × 10^7
Engineering notation
2.1137047 × 10^6
Prime Factorization
263 × 80369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21137047
Product of the distinct prime numbers
The prime factorization of 21137047 is 263 × 80369.
Since it has a total of 2 prime factors.
10 , 3 , 80 , 85 , 90 , 135 , 9197 , 1045 , 72078 , 46224 , 373424 , 668937 , 142511 , 8923378 , 3711123 , 34825047 , 315739394 , 608800433 , 2540901509 , 6469823886
n×2
42274094
n×3
63411141
n×4
84548188
n×5
105685235
n÷2
10568523.5
n÷3
7045682.3333333
n÷3
5284261.75
n÷5
4227409.4
n2
446774755880209
n3
9.4434990134535E+21
n4
1.9960768249182E+29
n5
4.2191169663907E+36
2 √n
4597.5044317543
3 √n
276.49127914009
4 √n
67.804899762143
5 √n
29.174865503504
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
-21137046
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 21137047 can be divided by 4 positive divisors.
The sum of these divisors (counting 21137047) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000101000011010010111
3
Ternary
1110202212120121
4
Quaternary
1100220122113
5
Quinary
20402341142
6
Senary
2033012411
8
Octal
120503227
10
Decimal
21137047
12
Duodecimal
70b4107
16
Hexadecimal
1428697
20
Vigesimal
6c22c7
36
Base36
cl1g7
md5
20634f5278a2dd54ceccc61040c17d51
sha1
e3bc4ce6ebbf868c0fcc27830e13967989819f74
sha256
e52024e4d7a15f8126fa9e9cb24acb0aed9774f32c0254e8bb41113f1e998248
sha512
60bbd4db93685c3f52541952e0db49a654cd007bc87bfb615b006a8056529676c0874454a1e441df6cc070085a8c9ce18d13f619fdc03b25342e6606532cdd2c
ripemd-160
a4dd3724e2c2894cdc52de6186a3b9fc7bb2978c
Diameter
42274094
Circumference
132807983.14756
Area
1.4035842908826E+15
Volume
3.9556836166464E+22
Surface area
5.6143371635306E+15
Circumference
132807983.14756
Perimeter
84548188
Area
446774755880209
Diagonal
29892298.535918
Surface area
2680648535281254
Volume
9.4434990134535E+21
Space diagonal
36610439.325971
Perimeter
63411141
Area
1.9345914418093E+14
Altitude
18305219.662986
Surface area
1.9345914418093E+14
Volume
1.1129270317569E+21
Height
9964099.5119725