21231682 is an even 8-digits composite number following 21231681
and preceding 21231683 . In scientific notation, it is written as 2.1231682 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 10615840 positive integers (up to 21231682) that are relatively prime to 21231682.
21231682 has 4 divisors, whose sum is 31847526
The reverse of 21231682 is 28613212
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million two hundred thirty-one thousand six hundred eighty-two
Scientific notation
2.1231682 × 10^7
Engineering notation
2.1231682 × 10^6
Prime Factorization
2 × 10615841
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21231682
Product of the distinct prime numbers
The prime factorization of 21231682 is 2 × 10615841.
Since it has a total of 2 prime factors.
2 , 4 , 89 , 25 , 685 , 270 , 6430 , 641 , 85029 , 62362 , 35537 , 279900 , 6784893 , 5668816 , 41346470 , 69524619 , 940823715 , 848529938 , 4756996159 , 4558057881
n×2
42463364
n×3
63695046
n×4
84926728
n×5
106158410
n÷2
10615841
n÷3
7077227.3333333
n÷3
5307920.5
n÷5
4246336.4
n2
450784320549124
n3
9.5709093444851E+21
n4
2.0320650365294E+29
n5
4.314415865891E+36
2 √n
4607.7849342173
3 √n
276.90330136165
4 √n
67.880666866327
5 √n
29.200943243435
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
-21231681
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 21231682 can be divided by 4 positive divisors.
The sum of these divisors (counting 21231682) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000111111100001000010
3
Ternary
1110221200101121
4
Quaternary
1100333201002
5
Quinary
20413403212
6
Senary
2035022454
8
Octal
120774102
10
Decimal
21231682
12
Duodecimal
713aa2a
16
Hexadecimal
143f842
20
Vigesimal
6cdj42
36
Base36
cn2gy
md5
0f0d4dc55e46425d1294aaac2dff10df
sha1
e01817390f83dbf11f81b163adba183073773453
sha256
a0fdd7a5ce7f61534e3de0d83c12de3de2da1ee027d5fed7fdac277cf4cce028
sha512
47b7b830856502afd9c236f1ccc2fc3cd7802a96cb9add6aa6f166262d6031ef4b41c4623a75e2947355ccda72aaf07a763f7bbcbdec07bb250a4ad0fa508fd2
ripemd-160
787c2216ab483406e7023e573cc918ba8b4a26b6
Diameter
42463364
Circumference
133402592.38911
Area
1.4161807097906E+15
Volume
4.0090531313078E+22
Surface area
5.6647228391624E+15
Circumference
133402592.38911
Perimeter
84926728
Area
450784320549124
Diagonal
30026132.636393
Surface area
2704705923294744
Volume
9.5709093444851E+21
Space diagonal
36774351.954146
Perimeter
63695046
Area
1.9519533661162E+14
Altitude
18387175.977073
Surface area
1.9519533661162E+14
Volume
1.1279424832678E+21
Height
10008710.878798