21787133 is an odd 8-digits prime number following 21787132
and preceding 21787134 . In scientific notation, it is written as 2.1787133 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 21787132 positive integers (up to 21787133) that are relatively prime to 21787133.
21787133 has 2 divisors, whose sum is 21787134
The reverse of 21787133 is 33178712
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 32 Digital Root 5
Name
twenty-one million seven hundred eighty-seven thousand one hundred thirty-three
Scientific notation
2.1787133 × 10^7
Engineering notation
2.1787133 × 10^6
Prime Factorization
21787133
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21787133 Product of the distinct prime numbers
The prime factorization of 21787133 is 21787133.
Since it has a total of 1 prime factors.
4 , 5 , 20 , 52 , 262 , 991 , 9975 , 9741 , 58193 , 8105 , 795695 , 530400 , 1862886 , 5554811 , 51579343 , 10059424 , 184592208 , 622168008 , 2569753771 , 4968965248
n×2
43574266
n×3
65361399
n×4
87148532
n×5
108935665
n÷2
10893566.5
n÷3
7262377.6666667
n÷3
5446783.25
n÷5
4357426.6
n2
474679164359689
n3
1.0341898086233E+22
n4
2.2532030907721E+29
n5
4.9090835414663E+36
2 √n4667.6689042819
3 √n279.29727267621
4 √n68.320340340794
5 √n29.352156674835
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21787134 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10893567 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4667.6690114017 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999082027 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21787133 can be divided by 2 positive divisors.
The sum of these divisors (counting 21787133) is 21787134, the average is 10893567.
Base
System
Value
2
Binary
1010011000111000111111101
3
Ternary
1111222220022212
4
Quaternary
1103013013331
5
Quinary
21034142013
6
Senary
2054550205
8
Octal
123070775
10
Decimal
21787133
12
Duodecimal
7368365
16
Hexadecimal
14c71fd
20
Vigesimal
6g37gd
36
Base36
cyz25
md5
b44ebf0ab816881b51d53103f74679a4
sha1
2f531e5fe8b96979a6ce7c1120035362072cd345
sha256
e1843f575094385cf7c7ac8184b9278b27d00e0a9543be88c5f10f1ef493007c
sha512
f767b38f26eb0f1ecbc130f6439ddac6d58454bbec265278027f9481a82b4dfe786bdbf070ff6130a91027d6c5c42ce7b7bd02cbf03e1248607fec845bd25b75
ripemd-160
b93f9495522983b0de48ee03e16f5f0bf275707e
Diameter
43574266
Circumference
136892593.95117
Area
1.4912485755645E+15
Volume
4.3320041402514E+22
Surface area
5.9649943022582E+15
Circumference
136892593.95117
Perimeter
87148532
Area
474679164359689
Diagonal
30811658.973826
Surface area
2848074986158134
Volume
1.0341898086233E+22
Space diagonal
37736421.307261
Perimeter
65361399
Area
2.0554210749133E+14
Altitude
18868210.65363
Surface area
2.0554210749133E+14
Volume
1.2188043778526E+21
Height
10270552.991275