21693912 is an even 8-digits composite number following 21693911
and preceding 21693913 . In scientific notation, it is written as 2.1693912 × 10^7.
The sum of its digits is 33. It has a total of 5 prime factors and 16 positive divisors.
There are 7231296 positive integers (up to 21693912) that are relatively prime to 21693912.
21693912 has 16 divisors, whose sum is 54234840
The reverse of 21693912 is 21939612
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million six hundred ninety-three thousand nine hundred twelve
Scientific notation
2.1693912 × 10^7
Engineering notation
2.1693912 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 903913
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5423478
Product of the distinct prime numbers
The prime factorization of 21693912 is 2 × 2 × 2 × 3 × 903913.
Since it has a total of 5 prime factors.
6 , 1 , 81 , 47 , 68 , 758 , 7413 , 1063 , 32247 , 39498 , 576212 , 95688 , 9466057 , 1855792 , 38467060 , 93506226 , 317444750 , 766327823 , 8803182667 , 3342945946
n×2
43387824
n×3
65081736
n×4
86775648
n×5
108469560
n÷2
10846956
n÷3
7231304
n÷3
5423478
n÷5
4338782.4
n2
470625817863744
n3
1.0209715077664E+22
n4
2.2148866043992E+29
n5
4.8049555085815E+36
2 √n
4657.6723800628
3 √n
278.89835842292
4 √n
68.247141918639
5 √n
29.326995654417
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 903913 , 1807826 , 2711739 , 3615652 , 5423478 , 7231304 , 10846956 , 21693912
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21693911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21693912 can be divided by 16 positive divisors.
The sum of these divisors (counting 21693912) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010110000010111011000
3
Ternary
1111211011110020
4
Quaternary
1102300113120
5
Quinary
21023201122
6
Senary
2052550440
8
Octal
122602730
10
Decimal
21693912
12
Duodecimal
7322420
16
Hexadecimal
14b05d8
20
Vigesimal
6fbefc
36
Base36
cwz4o
md5
b472bc06448004cb83e83cb7e5b6d2f2
sha1
1a3bfe834e70b877c6a746db919033ea6197387f
sha256
1231b91c23975c82181e31acb38b163c4ba410cc28b7174e9ade87093c221937
sha512
2ade1b2b7ad063d76d2402a127b555c4ec01cba8b60d250e396d0ef96af0a50a6e55493335d5beba8b05f1f2e32cafef96a3c65095f910d4e3f7176544e28cec
ripemd-160
8fa7f2664a67317e1e3561bc478d8951063cf4f3
Diameter
43387824
Circumference
136306869.13365
Area
1.4785146119904E+15
Volume
4.2766354510979E+22
Surface area
5.9140584479617E+15
Circumference
136306869.13365
Perimeter
86775648
Area
470625817863744
Diagonal
30679824.571328
Surface area
2823754907182464
Volume
1.0209715077664E+22
Space diagonal
37574957.798928
Perimeter
65081736
Area
2.0378695697342E+14
Altitude
18787478.899464
Surface area
2.0378695697342E+14
Volume
1.2032264608998E+21
Height
10226608.190443