21231671 is an odd 8-digits composite number following 21231670
and preceding 21231672 . In scientific notation, it is written as 2.1231671 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 21210600 positive integers (up to 21231671) that are relatively prime to 21231671.
21231671 has 4 divisors, whose sum is 21252744
The reverse of 21231671 is 17613212
Previous prime number is 1061
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million two hundred thirty-one thousand six hundred seventy-one
Scientific notation
2.1231671 × 10^7
Engineering notation
2.1231671 × 10^6
Prime Factorization
1061 × 20011
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21231671
Product of the distinct prime numbers
The prime factorization of 21231671 is 1061 × 20011.
Since it has a total of 2 prime factors.
3 , 1 , 18 , 14 , 291 , 925 , 8628 , 4125 , 12605 , 93560 , 649309 , 917515 , 3739316 , 8958163 , 65589647 , 7718191 , 559680081 , 314163128 , 5720602920 , 2550960410
n×2
42463342
n×3
63695013
n×4
84926684
n×5
106158355
n÷2
10615835.5
n÷3
7077223.6666667
n÷3
5307917.75
n÷5
4246334.2
n2
450783853452241
n3
9.5708944686102E+21
n4
2.0320608253325E+29
n5
4.3144046895448E+36
2 √n
4607.7837405851
3 √n
276.90325354102
4 √n
67.88065807419
5 √n
29.20094021767
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
-21231670
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 21231671 can be divided by 4 positive divisors.
The sum of these divisors (counting 21231671) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000111111100000110111
3
Ternary
1110221200101012
4
Quaternary
1100333200313
5
Quinary
20413403141
6
Senary
2035022435
8
Octal
120774067
10
Decimal
21231671
12
Duodecimal
713aa1b
16
Hexadecimal
143f837
20
Vigesimal
6cdj3b
36
Base36
cn2gn
md5
7be300fdd72ceb7890faecf1d0623d98
sha1
bec111851d50f1e876dc9ecf6c8754c747326e00
sha256
c88e4345dc061c58c96dac1435e03fbcaf4f9f1fdcc8753a10f2a54723ddedb0
sha512
c83cf6c2b9878015b66c1f4bacf2940a64bb414ccb216491b35e6a0bde978f07489a30cf5a75a97452a63e50a9b26d961c5c9c4bcbe400b7a395de6379d3d74a
ripemd-160
cf7ebcb3cb2043c83fac76e971a7aef5d24ea633
Diameter
42463342
Circumference
133402523.27407
Area
1.4161792423625E+15
Volume
4.0090469001159E+22
Surface area
5.6647169694498E+15
Circumference
133402523.27407
Perimeter
84926684
Area
450783853452241
Diagonal
30026117.080044
Surface area
2704703120713446
Volume
9.5708944686102E+21
Space diagonal
36774332.901587
Perimeter
63695013
Area
1.9519513435274E+14
Altitude
18387166.450793
Surface area
1.9519513435274E+14
Volume
1.1279407301292E+21
Height
10008705.693348