21292021 is an odd 8-digits prime number following 21292020
and preceding 21292022 . In scientific notation, it is written as 2.1292021 × 10^7.
The sum of its digits is 19. It has a total of 1 prime factors and 2 positive divisors.
There are 21292020 positive integers (up to 21292021) that are relatively prime to 21292021.
21292021 has 2 divisors, whose sum is 21292022
The reverse of 21292021 is 12029212
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million two hundred ninety-two thousand twenty-one
Scientific notation
2.1292021 × 10^7
Engineering notation
2.1292021 × 10^6
Prime Factorization
21292021
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21292021
Product of the distinct prime numbers
The prime factorization of 21292021 is 21292021.
Since it has a total of 1 prime factors.
4 , 1 , 8 , 53 , 816 , 444 , 1153 , 8512 , 75406 , 16526 , 152397 , 236621 , 6553988 , 7969661 , 48804159 , 3375805 , 932707892 , 847896458 , 7747278597 , 5145422365
n×2
42584042
n×3
63876063
n×4
85168084
n×5
106460105
n÷2
10646010.5
n÷3
7097340.3333333
n÷3
5323005.25
n÷5
4258404.2
n2
453350158264441
n3
9.6527410901198E+21
n4
2.0552636599839E+29
n5
4.3760717008915E+36
2 √n
4614.3277950315
3 √n
277.16536672715
4 √n
67.92884361618
5 √n
29.217521828019
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21292022
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10646011
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4614.3279033896
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999060681
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21292021 can be divided by 2 positive divisors.
The sum of these divisors (counting 21292021) is 21292022, the average is 10646011.
Base
System
Value
2
Binary
1010001001110001111110101
3
Ternary
1111001202011101
4
Quaternary
1101032033311
5
Quinary
20422321041
6
Senary
2040210101
8
Octal
121161765
10
Decimal
21292021
12
Duodecimal
7169931
16
Hexadecimal
144e3f5
20
Vigesimal
6d1a11
36
Base36
cod11
md5
9a68cda22f983963ea8505acbc514c7f
sha1
40168dccafbbd494622c8afb460bdba3b4f37c6d
sha256
26985a24e76ceba701f1fbc8099c0a06cffb84e9dc7613a805e2d501100e4b10
sha512
65e9a005d57e6947768a1a7d2406190b3a1a44c4fb53e6cfb9865e36b86e19481176e1fc1cdca9581312c24280d0ccd0473789b4ce81b506adb522b17a9d907f
ripemd-160
416b24cd56de1c15ea98691cf37e45004677c704
Diameter
42584042
Circumference
133781713.50736
Area
1.4242415267073E+15
Volume
4.0433307327633E+22
Surface area
5.6969661068294E+15
Circumference
133781713.50736
Perimeter
85168084
Area
453350158264441
Diagonal
30111464.868533
Surface area
2720100949586646
Volume
9.6527410901198E+21
Space diagonal
36878862.167823
Perimeter
63876063
Area
1.9630637693335E+14
Altitude
18439431.083912
Surface area
1.9630637693335E+14
Volume
1.137586446977E+21
Height
10037154.956178