21007047 is an odd 8-digits composite number following 21007046
and preceding 21007048 . In scientific notation, it is written as 2.1007047 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 13585920 positive integers (up to 21007047) that are relatively prime to 21007047.
21007047 has 16 divisors, whose sum is 28855008
The reverse of 21007047 is 74070012
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million seven thousand forty-seven
Scientific notation
2.1007047 × 10^7
Engineering notation
2.1007047 × 10^6
Prime Factorization
3 × 41 × 233 × 733
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21007047
Product of the distinct prime numbers
The prime factorization of 21007047 is 3 × 41 × 233 × 733.
Since it has a total of 4 prime factors.
3 , 4 , 40 , 10 , 990 , 362 , 7847 , 3070 , 4679 , 75429 , 551712 , 697943 , 1596756 , 8187659 , 66604530 , 90666357 , 871290719 , 873845469 , 9693866143 , 6368824233
n×2
42014094
n×3
63021141
n×4
84028188
n×5
105035235
n÷2
10503523.5
n÷3
7002349
n÷3
5251761.75
n÷5
4201409.4
n2
441296023660209
n3
9.2703263099431E+21
n4
1.9474218049831E+29
n5
4.0909581386105E+36
2 √n
4583.3445211985
3 √n
275.92327472436
4 √n
67.700402666443
5 √n
29.138889827883
1 , 3 , 41 , 123 , 233 , 699 , 733 , 2199 , 9553 , 28659 , 30053 , 90159 , 170789 , 512367 , 7002349 , 21007047
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21007046
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21007047 can be divided by 16 positive divisors.
The sum of these divisors (counting 21007047) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000001000101011000111
3
Ternary
1110112021020210
4
Quaternary
1100020223013
5
Quinary
20334211142
6
Senary
2030130503
8
Octal
120105307
10
Decimal
21007047
12
Duodecimal
7050a33
16
Hexadecimal
1408ac7
20
Vigesimal
6b5hc7
36
Base36
ci953
md5
c54ad253375932d204d054eb95bc35db
sha1
d6f36ee8ec1f5c3b6dad1f6941b49e4b02c29bd4
sha256
2259409e17e18786ae3715721b2a47b9e421f71aedd81282f5e8dbd47d127b7f
sha512
b920f1ee2b1b5b9eb9b0fcf8683659f5d535439970a6d48900144a93b390e81db252c6dc4008d615882bb6b54d0ef6c5c1415ce7bdbb8d995496ffd04aa74291
ripemd-160
ba843f6b23b0a630de26dd472a86f516d9c64db9
Diameter
42014094
Circumference
131991169.05763
Area
1.3863723459893E+15
Volume
3.8831452042263E+22
Surface area
5.5454893839572E+15
Circumference
131991169.05763
Perimeter
84028188
Area
441296023660209
Diagonal
29708450.772809
Surface area
2647776141961254
Volume
9.2703263099431E+21
Space diagonal
36385272.720987
Perimeter
63021141
Area
1.910867835394E+14
Altitude
18192636.360494
Surface area
1.910867835394E+14
Volume
1.0925184329288E+21
Height
9902816.9242697