21059091 is an odd 8-digits composite number following 21059090
and preceding 21059092 . In scientific notation, it is written as 2.1059091 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 13622400 positive integers (up to 21059091) that are relatively prime to 21059091.
21059091 has 24 divisors, whose sum is 31337280
The reverse of 21059091 is 19095012
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million fifty-nine thousand ninety-one
Scientific notation
2.1059091 × 10^7
Engineering notation
2.1059091 × 10^6
Prime Factorization
3 × 3 × 61 × 89 × 431
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
7019697
Product of the distinct prime numbers
The prime factorization of 21059091 is 3 × 3 × 61 × 89 × 431.
Since it has a total of 5 prime factors.
9 , 3 , 31 , 11 , 132 , 761 , 8720 , 3537 , 84131 , 81257 , 779394 , 280493 , 9461966 , 5987670 , 41862004 , 8505475 , 417410292 , 995784546 , 2396674823 , 5009048758
n×2
42118182
n×3
63177273
n×4
84236364
n×5
105295455
n÷2
10529545.5
n÷3
7019697
n÷3
5264772.75
n÷5
4211818.2
n2
443485313746281
n3
9.3393975793465E+21
n4
1.9667922350864E+29
n5
4.1418856656777E+36
2 √n
4589.0185225166
3 √n
276.1509492492
4 √n
67.742294930985
5 √n
29.153313595146
1 , 3 , 9 , 61 , 89 , 183 , 267 , 431 , 549 , 801 , 1293 , 3879 , 5429 , 16287 , 26291 , 38359 , 48861 , 78873 , 115077 , 236619 , 345231 , 2339899 , 7019697 , 21059091
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21059090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21059091 can be divided by 24 positive divisors.
The sum of these divisors (counting 21059091) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010000010101011000010011
3
Ternary
1110121220122100
4
Quaternary
1100111120103
5
Quinary
20342342331
6
Senary
2031211443
8
Octal
120253023
10
Decimal
21059091
12
Duodecimal
7076b83
16
Hexadecimal
1415613
20
Vigesimal
6bc7eb
36
Base36
cjdar
md5
131db731b2036e8948e882c95aa603bf
sha1
c14b47744665274a3c928b05890dcb074a0e473f
sha256
9c9a9bfccc4ff961c3abcc66026da853fab89f27e93ecbca8524b0ad311642e7
sha512
21beea72d644917b7ee0d7b44f769ab12f0b8d129e78cf2395fe0f22768b10a41169c3438ff40664032b02c22e5ed83b9663d50972f907341282d413d9f7a3f0
ripemd-160
13a214e68edf170d8e9bc8639af92fad41240a2e
Diameter
42118182
Circumference
132318171.15376
Area
1.3932502036403E+15
Volume
3.9120777098972E+22
Surface area
5.5730008145611E+15
Circumference
132318171.15376
Perimeter
84236364
Area
443485313746281
Diagonal
29782052.103449
Surface area
2660911882477686
Volume
9.3393975793465E+21
Space diagonal
36475415.573216
Perimeter
63177273
Area
1.920347739548E+14
Altitude
18237707.786608
Surface area
1.920347739548E+14
Volume
1.1006585600922E+21
Height
9927350.7011497