21551693 is an odd 8-digits prime number following 21551692
and preceding 21551694 . In scientific notation, it is written as 2.1551693 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 21551692 positive integers (up to 21551693) that are relatively prime to 21551693.
21551693 has 2 divisors, whose sum is 21551694
The reverse of 21551693 is 39615512
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 five hundred fifty-one thousand six hundred ninety-three
Scientific notation
2.1551693 × 10^7
Engineering notation
2.1551693 × 10^6
Prime Factorization
21551693
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21551693
Product of the distinct prime numbers
The prime factorization of 21551693 is 21551693.
Since it has a total of 1 prime factors.
5 , 3 , 92 , 18 , 653 , 144 , 3450 , 4468 , 64031 , 47420 , 200326 , 335924 , 6915835 , 8415384 , 56919311 , 39908273 , 514329026 , 471347137 , 9736046280 , 9307781843
n×2
43103386
n×3
64655079
n×4
86206772
n×5
107758465
n÷2
10775846.5
n÷3
7183897.6666667
n÷3
5387923.25
n÷5
4310338.6
n2
464475471166249
n3
1.0010232760605E+22
n4
2.1573746331511E+29
n5
4.649507577966E+36
2 √n
4642.3801007673
3 √n
278.28756280208
4 √n
68.135013765077
5 √n
29.28844256742
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21551694
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10775847
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4642.3802084707
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999071999
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21551693 can be divided by 2 positive divisors.
The sum of these divisors (counting 21551693) is 21551694, the average is 10775847.
Base
System
Value
2
Binary
1010010001101101001001101
3
Ternary
1111112221100212
4
Quaternary
1102031221031
5
Quinary
21004123233
6
Senary
2045532205
8
Octal
122155115
10
Decimal
21551693
12
Duodecimal
7274065
16
Hexadecimal
148da4d
20
Vigesimal
6edj4d
36
Base36
ctxe5
md5
ea51ec4b4d78820d43c08d72a5b7c5b9
sha1
6a7e27829cca5f187aac280027388b2023aa8f32
sha256
cee00943dfe81f475bb512e736c86a767869f0c7653e4e582789adddeb20688e
sha512
185e120bc33a013fdb777c396f5f8de08a52d82feb618a3b06070fc6ffe65af80d043add7ac89041b11b1ae9bc757945b3d7351f3ee19eee496c82730acccf9f
ripemd-160
4185d808f000becfde3f0533e299936ff51b06f4
Diameter
43103386
Circumference
135413280.80245
Area
1.4591927279885E+15
Volume
4.1930764935256E+22
Surface area
5.8367709119542E+15
Circumference
135413280.80245
Perimeter
86206772
Area
464475471166249
Diagonal
30478696.532701
Surface area
2786852826997494
Volume
1.0010232760605E+22
Space diagonal
37328627.265127
Perimeter
64655079
Area
2.0112377873236E+14
Altitude
18664313.632563
Surface area
2.0112377873236E+14
Volume
1.17971724438E+21
Height
10159565.5109