21005092 is an even 8-digits composite number following 21005091
and preceding 21005093 . In scientific notation, it is written as 2.1005092 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 6 positive divisors.
There are 10502544 positive integers (up to 21005092) that are relatively prime to 21005092.
21005092 has 6 divisors, whose sum is 36758918
The reverse of 21005092 is 29050012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million five thousand ninety-two
Scientific notation
2.1005092 × 10^7
Engineering notation
2.1005092 × 10^6
Prime Factorization
2 × 2 × 5251273
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10502546
Product of the distinct prime numbers
The prime factorization of 21005092 is 2 × 2 × 5251273.
Since it has a total of 3 prime factors.
7 , 7 , 56 , 67 , 951 , 177 , 4035 , 5722 , 48835 , 38752 , 747527 , 426796 , 640882 , 4044882 , 67145285 , 79706997 , 847119050 , 224261480 , 5506267302 , 6844205296
n×2
42010184
n×3
63015276
n×4
84020368
n×5
105025460
n÷2
10502546
n÷3
7001697.3333333
n÷3
5251273
n÷5
4201018.4
n2
441213889928464
n3
9.2677383496253E+21
n4
1.9466969666581E+29
n5
4.0890548880774E+36
2 √n
4583.1312440296
3 √n
275.91471495016
4 √n
67.698827493758
5 √n
29.138347451314
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21005091
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21005092 can be divided by 6 positive divisors.
The sum of these divisors (counting 21005092) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000001000001100100100
3
Ternary
1110112011120101
4
Quaternary
1100020030210
5
Quinary
20334130332
6
Senary
2030113444
8
Octal
120101444
10
Decimal
21005092
12
Duodecimal
704b884
16
Hexadecimal
1408324
20
Vigesimal
6b5cec
36
Base36
ci7ms
md5
c01056b1f3bcdfd374cf7877f07e1931
sha1
6008dbdc20577b5535758f2f182e416bcf7af0ad
sha256
6b752624fde673bd36e9a54859bc50f986d5b3e918e1fdbc080020d65800c50a
sha512
2a55801fd86ed8359c8ede5de604b5c997015f8a12027ba9fdfb3e18bb634a7dac92592b48d8b55e39cb9f4979b0fb9eff0ac1952e4335b3f8512f10f828e974
ripemd-160
c9953ccdf4d6450d2a4e06dacc5a345e235a9b47
Diameter
42010184
Circumference
131978885.43036
Area
1.386114315261E+15
Volume
3.8820611619433E+22
Surface area
5.5444572610442E+15
Circumference
131978885.43036
Perimeter
84020368
Area
441213889928464
Diagonal
29705685.985295
Surface area
2647283339570784
Volume
9.2677383496253E+21
Space diagonal
36381886.561659
Perimeter
63015276
Area
1.910512185903E+14
Altitude
18190943.280829
Surface area
1.910512185903E+14
Volume
1.0922134388804E+21
Height
9901895.3284315