21291269 is an odd 8-digits prime number following 21291268
and preceding 21291270 . In scientific notation, it is written as 2.1291269 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 21291268 positive integers (up to 21291269) that are relatively prime to 21291269.
21291269 has 2 divisors, whose sum is 21291270
The reverse of 21291269 is 96219212
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 two hundred ninety-one thousand two hundred sixty-nine
Scientific notation
2.1291269 × 10^7
Engineering notation
2.1291269 × 10^6
Prime Factorization
21291269
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21291269
Product of the distinct prime numbers
The prime factorization of 21291269 is 21291269.
Since it has a total of 1 prime factors.
10 , 5 , 37 , 46 , 313 , 86 , 3063 , 753 , 9130 , 42940 , 614127 , 357556 , 2968691 , 4101626 , 5533729 , 43303368 , 641143029 , 51020646 , 7082601718 , 9859677826
n×2
42582538
n×3
63873807
n×4
85165076
n×5
106456345
n÷2
10645634.5
n÷3
7097089.6666667
n÷3
5322817.25
n÷5
4258253.8
n2
453318135630361
n3
9.6517183682845E+21
n4
2.0549733209139E+29
n5
4.37529897634E+36
2 √n
4614.246308987
3 √n
277.16210367681
4 √n
67.92824382381
5 √n
29.21731544191
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21291270
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10645635
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4614.246417347
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999060648
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21291269 can be divided by 2 positive divisors.
The sum of these divisors (counting 21291269) is 21291270, the average is 10645635.
Base
System
Value
2
Binary
1010001001110000100000101
3
Ternary
1111001201010112
4
Quaternary
1101032010011
5
Quinary
20422310034
6
Senary
2040202405
8
Octal
121160405
10
Decimal
21291269
12
Duodecimal
7169405
16
Hexadecimal
144e105
20
Vigesimal
6d1839
36
Base36
cocg5
md5
09b5c82c354b1dd99a64cc298c5c95e4
sha1
fd1f103d9c6ee39267ea518d4fcbbf7f54d93dea
sha256
5bb4714aeadeb9c1ad66d2553a8e9a6580d79a230a0697621b2d63c01795a9b0
sha512
42240685be01e1a803b38f8df8f9b01b900dd75773ebfcad98ecc438da570d32136266eb0772ecaaa5208b217c40c695f9459828efddbf6b8eab71dd21874ab0
ripemd-160
e75861af9b919d6b4a5cffd5da6a3cd473e638df
Diameter
42582538
Circumference
133776988.55201
Area
1.4241409246354E+15
Volume
4.0429023360427E+22
Surface area
5.6965636985415E+15
Circumference
133776988.55201
Perimeter
85165076
Area
453318135630361
Diagonal
30110401.379934
Surface area
2719908813782166
Volume
9.6517183682845E+21
Space diagonal
36877559.665616
Perimeter
63873807
Area
1.9629251072605E+14
Altitude
18438779.832808
Surface area
1.9629251072605E+14
Volume
1.1374659180528E+21
Height
10036800.459978