21004770 is an even 8-digits composite number following 21004769
and preceding 21004771 . In scientific notation, it is written as 2.1004770 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 5481728 positive integers (up to 21004770) that are relatively prime to 21004770.
21004770 has 16 divisors, whose sum is 34324992
The reverse of 21004770 is 07740012
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million four thousand seven hundred seventy
Scientific notation
2.1004770 × 10^7
Engineering notation
2.1004770 × 10^6
Prime Factorization
2 × 15 × 47 × 14897
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21004770
Product of the distinct prime numbers
The prime factorization of 21004770 is 2 × 15 × 47 × 14897.
Since it has a total of 4 prime factors.
1 , 7 , 16 , 18 , 977 , 761 , 6200 , 2775 , 87462 , 33624 , 354271 , 499418 , 1969911 , 3894829 , 27388181 , 19373445 , 579683697 , 775638506 , 9865381976 , 4452016154
n×2
42009540
n×3
63014310
n×4
84019080
n×5
105023850
n÷2
10502385
n÷3
7001590
n÷3
5251192.5
n÷5
4200954
n2
441200362752900
n3
9.2673121435412E+21
n4
1.9465776009329E+29
n5
4.0887414794747E+36
2 √n
4583.0961150733
3 √n
275.91330505405
4 √n
67.698568043004
5 √n
29.138258114829
1 , 2 , 15 , 30 , 47 , 94 , 705 , 1410 , 14897 , 29794 , 223455 , 446910 , 700159 , 1400318 , 10502385 , 21004770
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
-21004769
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 21004770 can be divided by 16 positive divisors.
The sum of these divisors (counting 21004770) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000001000000111100010
3
Ternary
1110112011010110
4
Quaternary
1100020013202
5
Quinary
20334123040
6
Senary
2030112150
8
Octal
120100742
10
Decimal
21004770
12
Duodecimal
704b656
16
Hexadecimal
14081e2
20
Vigesimal
6b5bia
36
Base36
ci7du
md5
ddc45b265a240148938a09fc83dad568
sha1
17f9b8ef6761a53f716b677c8c9e1c0e3e3ee63a
sha256
514e9856e6aafd4588d3f8d752e4f4f771743c36293a6bf29e24cf02fec32c9f
sha512
aee38e47897c19418b1dd5cdf32fd1e67df190b37ebfc2ca13b0a5bbee3bc270845c922f14c3357732775b9e8331c3d472a0381272a60379a6dd1dc8cfb441dd
ripemd-160
1f3996a9659e58ee339f6af035ccddec0016a2a3
Diameter
42009540
Circumference
131976862.24469
Area
1.3860718183857E+15
Volume
3.8818826331563E+22
Surface area
5.5442872735426E+15
Circumference
131976862.24469
Perimeter
84019080
Area
441200362752900
Diagonal
29705230.608528
Surface area
2647202176517400
Volume
9.2673121435412E+21
Space diagonal
36381328.841299
Perimeter
63014310
Area
1.9104536115146E+14
Altitude
18190664.420649
Surface area
1.9104536115146E+14
Volume
1.0921632100117E+21
Height
9901743.5361758