21290967 is an odd 8-digits composite number following 21290966
and preceding 21290968 . In scientific notation, it is written as 2.1290967 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 14060688 positive integers (up to 21290967) that are relatively prime to 21290967.
21290967 has 8 divisors, whose sum is 23878800
The reverse of 21290967 is 76909212
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million two hundred ninety thousand nine hundred sixty-seven
Scientific notation
2.1290967 × 10^7
Engineering notation
2.1290967 × 10^6
Prime Factorization
9 × 107 × 22109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21290967
Product of the distinct prime numbers
The prime factorization of 21290967 is 9 × 107 × 22109.
Since it has a total of 3 prime factors.
1 , 5 , 94 , 79 , 198 , 670 , 2793 , 4299 , 26078 , 52053 , 504899 , 832753 , 6072776 , 362547 , 25301387 , 68397763 , 896370609 , 549207876 , 9445059192 , 7534986308
n×2
42581934
n×3
63872901
n×4
85163868
n×5
106454835
n÷2
10645483.5
n÷3
7096989
n÷3
5322741.75
n÷5
4258193.4
n2
453305275795089
n3
9.6513076678791E+21
n4
2.0548567306366E+29
n5
4.3749886841712E+36
2 √n
4614.2135841333
3 √n
277.16079322805
4 √n
67.928002945275
5 √n
29.217232556486
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21290966
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21290967 can be divided by 8 positive divisors.
The sum of these divisors (counting 21290967) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001101111111010111
3
Ternary
1111001200201100
4
Quaternary
1101031333113
5
Quinary
20422302332
6
Senary
2040201143
8
Octal
121157727
10
Decimal
21290967
12
Duodecimal
71691b3
16
Hexadecimal
144dfd7
20
Vigesimal
6d1787
36
Base36
coc7r
md5
05d6b53e96ccd2f259379b2e2a1b31dd
sha1
8d6e4bb66bd9eda9b83a54b43a4653ecb2794a4f
sha256
a4c45fae6d20f80d76f7ab7334b23b6c7bc4446bce7163e1bd05c8ec01cc887f
sha512
a3bee178f594bd90c4ef1011506ee2fc5ea6f0a9d476a5d0b81bb48130327f2e16555adea9a0d50c8ba3b81fab72a806b88f670912c16c3a1aa38f0b94096887
ripemd-160
e233e01498a0f02a8eb06c98268953d6c8ea98e7
Diameter
42581934
Circumference
133775091.03005
Area
1.4241005242713E+15
Volume
4.0427303022592E+22
Surface area
5.6964020970854E+15
Circumference
133775091.03005
Perimeter
85163868
Area
453305275795089
Diagonal
30109974.287438
Surface area
2719831654770534
Volume
9.6513076678791E+21
Space diagonal
36877036.586272
Perimeter
63872901
Area
1.9628694225403E+14
Altitude
18438518.293136
Surface area
1.9628694225403E+14
Volume
1.1374175165458E+21
Height
10036658.095813