21931383 is an odd 8-digits composite number following 21931382
and preceding 21931384 . In scientific notation, it is written as 2.1931383 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 14536064 positive integers (up to 21931383) that are relatively prime to 21931383.
21931383 has 8 divisors, whose sum is 29411568
The reverse of 21931383 is 38313912
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million nine hundred thirty-one thousand three hundred eighty-three
Scientific notation
2.1931383 × 10^7
Engineering notation
2.1931383 × 10^6
Prime Factorization
3 × 173 × 42257
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21931383
Product of the distinct prime numbers
The prime factorization of 21931383 is 3 × 173 × 42257.
Since it has a total of 3 prime factors.
8 , 6 , 17 , 43 , 683 , 528 , 3406 , 4988 , 79366 , 17451 , 810062 , 465862 , 1237127 , 601337 , 42200830 , 18049557 , 131468800 , 356068595 , 8143692613 , 2598593735
n×2
43862766
n×3
65794149
n×4
87725532
n×5
109656915
n÷2
10965691.5
n÷3
7310461
n÷3
5482845.75
n÷5
4386276.6
n2
480985560292689
n3
1.0548678540249E+22
n4
2.3134710921007E+29
n5
5.0737620580289E+36
2 √n
4683.0954506608
3 √n
279.91231523059
4 √n
68.433145848052
5 √n
29.390921570503
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
-21931382
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 21931383 can be divided by 8 positive divisors.
The sum of these divisors (counting 21931383) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011101010010101110111
3
Ternary
1112021020012110
4
Quaternary
1103222111313
5
Quinary
21103301013
6
Senary
2102022103
8
Octal
123522567
10
Decimal
21931383
12
Duodecimal
7417933
16
Hexadecimal
14ea577
20
Vigesimal
6h1893
36
Base36
d22d3
md5
1370639512f8c484ee6dfe24af192b62
sha1
a2728128f5bf849ea4b0ca6432012a06509cf767
sha256
2dc06353d205ceed7f5c40df62c6d8d0f9738684a273dfe1b0bd9acc214e3cdc
sha512
d82c8a1bfe6434b8299de144525dfd781e00550344ccaffec55ba2b8092fd489d0a842c2b8e72bade2d7fc7b37ba72cf430593403c74bc18d38bc03501463e55
ripemd-160
be7ecf136193acbb842dec5a09f08bb9529def5f
Diameter
43862766
Circumference
137798943.43173
Area
1.5110607026983E+15
Volume
4.4186201342834E+22
Surface area
6.0442428107931E+15
Circumference
137798943.43173
Perimeter
87725532
Area
480985560292689
Diagonal
31015659.280199
Surface area
2885913361756134
Volume
1.0548678540249E+22
Space diagonal
37986269.636252
Perimeter
65794149
Area
2.0827285703348E+14
Altitude
18993134.818126
Surface area
2.0827285703348E+14
Volume
1.2431736880611E+21
Height
10338553.0934