21693213 is an odd 8-digits composite number following 21693212
and preceding 21693214 . In scientific notation, it is written as 2.1693213 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 14462136 positive integers (up to 21693213) that are relatively prime to 21693213.
21693213 has 4 divisors, whose sum is 24103580
The reverse of 21693213 is 31239612
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million six hundred ninety-three thousand two hundred thirteen
Scientific notation
2.1693213 × 10^7
Engineering notation
2.1693213 × 10^6
Prime Factorization
9 × 2410357
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21693213
Product of the distinct prime numbers
The prime factorization of 21693213 is 9 × 2410357.
Since it has a total of 2 prime factors.
1 , 1 , 36 , 62 , 140 , 94 , 6881 , 9454 , 49999 , 25881 , 720170 , 20077 , 7821810 , 5630852 , 25399323 , 31032215 , 165575858 , 285680745 , 2566277123 , 2334965545
n×2
43386426
n×3
65079639
n×4
86772852
n×5
108466065
n÷2
10846606.5
n÷3
7231071
n÷3
5423303.25
n÷5
4338642.6
n2
470595490263369
n3
1.0208728207123E+22
n4
2.2146011545622E+29
n5
4.8041814555964E+36
2 √n
4657.5973419779
3 √n
278.89536292743
4 √n
68.246592163843
5 √n
29.326806662831
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21693212
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21693213 can be divided by 4 positive divisors.
The sum of these divisors (counting 21693213) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010110000001100011101
3
Ternary
1111211010111100
4
Quaternary
1102300030131
5
Quinary
21023140323
6
Senary
2052543313
8
Octal
122601435
10
Decimal
21693213
12
Duodecimal
7321b39
16
Hexadecimal
14b031d
20
Vigesimal
6fbd0d
36
Base36
cwyl9
md5
5d42bc5d04bc3b462b7472836a4cb34a
sha1
ded1ca3162ed894925625f183189c40ff4678894
sha256
d8ece7c149e9f53d35ba8459a53558c1395d9715c8a417f5c47d42a25d163c9a
sha512
41ceed4def0ab5bcb9f61ce3854e9cdac7b7e26e44495035d2634938cb825c802aa293320fab083ef713dc666cd4942e7fb38db53f44d02ce8660eec49b96309
ripemd-160
e4929f31f29f3ce3fdb240ec69e22dc89731f57a
Diameter
43386426
Circumference
136302477.18712
Area
1.4784193350239E+15
Volume
4.2762220717322E+22
Surface area
5.9136773400955E+15
Circumference
136302477.18712
Perimeter
86772852
Area
470595490263369
Diagonal
30678836.036048
Surface area
2823572941580214
Volume
1.0208728207123E+22
Space diagonal
37573747.095414
Perimeter
65079639
Area
2.0377382473724E+14
Altitude
18786873.547707
Surface area
2.0377382473724E+14
Volume
1.2031101570911E+21
Height
10226278.678683