21231663 is an odd 8-digits composite number following 21231662
and preceding 21231664 . In scientific notation, it is written as 2.1231663 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 14154440 positive integers (up to 21231663) that are relatively prime to 21231663.
21231663 has 4 divisors, whose sum is 28308888
The reverse of 21231663 is 36613212
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million two hundred thirty-one thousand six hundred sixty-three
Scientific notation
2.1231663 × 10^7
Engineering notation
2.1231663 × 10^6
Prime Factorization
3 × 7077221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21231663
Product of the distinct prime numbers
The prime factorization of 21231663 is 3 × 7077221.
Since it has a total of 2 prime factors.
5 , 3 , 80 , 46 , 628 , 802 , 5993 , 7032 , 45832 , 18240 , 698085 , 848875 , 9534764 , 9793227 , 91590202 , 18896414 , 790340931 , 317288610 , 9532975980 , 1909463968
n×2
42463326
n×3
63694989
n×4
84926652
n×5
106158315
n÷2
10615831.5
n÷3
7077221
n÷3
5307915.75
n÷5
4246332.6
n2
450783513745569
n3
9.5708836498018E+21
n4
2.032057762648E+29
n5
4.3143965613077E+36
2 √n
4607.7828724887
3 √n
276.90321876238
4 √n
67.880651679906
5 √n
29.200938017112
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
-21231662
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 21231663 can be divided by 4 positive divisors.
The sum of these divisors (counting 21231663) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000111111100000101111
3
Ternary
1110221200100220
4
Quaternary
1100333200233
5
Quinary
20413403123
6
Senary
2035022423
8
Octal
120774057
10
Decimal
21231663
12
Duodecimal
713aa13
16
Hexadecimal
143f82f
20
Vigesimal
6cdj33
36
Base36
cn2gf
md5
4b72be1462fc49c7115872b259c36eb3
sha1
27c290bf83864c7fe9a9cf2a7d54343695948c36
sha256
6388886e710173381b8109d5503bd0a3295bcb15cbfc033ef3cf050ee702b682
sha512
2ea16dc82493f64a69015b7f2f3c350e0caaa652e157105ff2cdd5c3e6edd953dc25a4b21d72e45e72435c371327bd969e5f3442de8243c92aed76f78f2fa994
ripemd-160
eecbbc7d829be8a81d3ccfcfac409ee7d6cc3575
Diameter
42463326
Circumference
133402473.00859
Area
1.4161781751425E+15
Volume
4.009042368344E+22
Surface area
5.6647127005699E+15
Circumference
133402473.00859
Perimeter
84926652
Area
450783513745569
Diagonal
30026105.766335
Surface area
2704701082473414
Volume
9.5708836498018E+21
Space diagonal
36774319.04518
Perimeter
63694989
Area
1.9519498725544E+14
Altitude
18387159.52259
Surface area
1.9519498725544E+14
Volume
1.1279394551204E+21
Height
10008701.922112