21693911 is an odd 8-digits prime number following 21693910
and preceding 21693912 . In scientific notation, it is written as 2.1693911 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 21693910 positive integers (up to 21693911) that are relatively prime to 21693911.
21693911 has 2 divisors, whose sum is 21693912
The reverse of 21693911 is 11939612
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 six hundred ninety-three thousand nine hundred eleven
Scientific notation
2.1693911 × 10^7
Engineering notation
2.1693911 × 10^6
Prime Factorization
21693911
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21693911
Product of the distinct prime numbers
The prime factorization of 21693911 is 21693911.
Since it has a total of 1 prime factors.
9 , 1 , 55 , 77 , 706 , 898 , 6963 , 1147 , 65903 , 16149 , 243189 , 18042 , 8011681 , 5039002 , 26439870 , 70022967 , 997063723 , 678388248 , 9308768557 , 8078070545
n×2
43387822
n×3
65081733
n×4
86775644
n×5
108469555
n÷2
10846955.5
n÷3
7231303.6666667
n÷3
5423477.75
n÷5
4338782.2
n2
470625774475921
n3
1.0209713665787E+22
n4
2.2148861960106E+29
n5
4.8049544011383E+36
2 √n
4657.6722727131
3 √n
278.89835413756
4 √n
68.247141132161
5 √n
29.326995384046
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21693912
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10846956
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4657.6723800628
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999078082
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21693911 can be divided by 2 positive divisors.
The sum of these divisors (counting 21693911) is 21693912, the average is 10846956.
Base
System
Value
2
Binary
1010010110000010111010111
3
Ternary
1111211011110012
4
Quaternary
1102300113113
5
Quinary
21023201121
6
Senary
2052550435
8
Octal
122602727
10
Decimal
21693911
12
Duodecimal
732241b
16
Hexadecimal
14b05d7
20
Vigesimal
6fbefb
36
Base36
cwz4n
md5
c2013d070ead3729e2127c1533bb9f81
sha1
a1ec2e2e334c58fae4dd60053f78b532aa9d5581
sha256
32fbd2f8ffa2f33272f1924345a0e91503421807bc125b869ca7459619c2194a
sha512
b5ddcef4255148b0cd736824c87bb684575c132c67b6ef42fbb2d76d378b22934592f4f0896fadfb7abb10d18a0821770db0ca8884b90e9e6126d44c8db2d47d
ripemd-160
4449e28a3c5a87d51d753d81f3bed1fce7534ea2
Diameter
43387822
Circumference
136306862.85046
Area
1.4785144756836E+15
Volume
4.2766348596921E+22
Surface area
5.9140579027342E+15
Circumference
136306862.85046
Perimeter
86775644
Area
470625774475921
Diagonal
30679823.157115
Surface area
2823754646855526
Volume
1.0209713665787E+22
Space diagonal
37574956.066877
Perimeter
65081733
Area
2.0378693818594E+14
Altitude
18787478.033439
Surface area
2.0378693818594E+14
Volume
1.2032262945085E+21
Height
10226607.719038