21308071 is an odd 8-digits composite number following 21308070
and preceding 21308072 . In scientific notation, it is written as 2.1308071 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 20899200 positive integers (up to 21308071) that are relatively prime to 21308071.
21308071 has 8 divisors, whose sum is 21721104
The reverse of 21308071 is 17080312
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million three hundred eight thousand seventy-one
Scientific notation
2.1308071 × 10^7
Engineering notation
2.1308071 × 10^6
Prime Factorization
113 × 101 × 1867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21308071
Product of the distinct prime numbers
The prime factorization of 21308071 is 113 × 101 × 1867.
Since it has a total of 3 prime factors.
5 , 10 , 100 , 95 , 600 , 721 , 9061 , 5686 , 2266 , 1552 , 436846 , 818103 , 4830910 , 7461941 , 48777533 , 846279 , 81205167 , 376861856 , 3922626310 , 6946446876
n×2
42616142
n×3
63924213
n×4
85232284
n×5
106540355
n÷2
10654035.5
n÷3
7102690.3333333
n÷3
5327017.75
n÷5
4261614.2
n2
454033889741041
n3
9.6745863590083E+21
n4
2.0614677303338E+29
n5
4.3925900762161E+36
2 √n
4616.0666156372
3 √n
277.23499197688
4 √n
67.941641249216
5 √n
29.221925354518
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
-21308070
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 21308071 can be divided by 8 positive divisors.
The sum of these divisors (counting 21308071) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001010010001010100111
3
Ternary
1111002120011211
4
Quaternary
1101102022213
5
Quinary
20423324241
6
Senary
2040412251
8
Octal
121221247
10
Decimal
21308071
12
Duodecimal
7177087
16
Hexadecimal
14522a7
20
Vigesimal
6d3a3b
36
Base36
copev
md5
0da2db81e6cc146a145b2ed3c31b8089
sha1
e9bdf7f86a67163975599ab7d91f67fd6d23b7d3
sha256
9e37c93999e9ac49e14b7c51b436ae4b504ee533da04af0e0d30ea7d544ecedc
sha512
e41634e036a24f0eb1888133323fac0597c2fe75da2967d173f816a7bb164e9e4fab3f4c459487369aec91eba56c164793132f4a2d7fca855ba85b57cbaea082
ripemd-160
3af4dcfaa752c1498664432b2db766e384d76cb1
Diameter
42616142
Circumference
133882558.63154
Area
1.4263895324913E+15
Volume
4.0524812575974E+22
Surface area
5.705558129965E+15
Circumference
133882558.63154
Perimeter
85232284
Area
454033889741041
Diagonal
30134162.996209
Surface area
2724203338446246
Volume
9.6745863590083E+21
Space diagonal
36906661.583285
Perimeter
63924213
Area
1.966024413474E+14
Altitude
18453330.791642
Surface area
1.966024413474E+14
Volume
1.1401609366049E+21
Height
10044720.998736