21708423 is an odd 8-digits composite number following 21708422
and preceding 21708424 . In scientific notation, it is written as 2.1708423 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13156560 positive integers (up to 21708423) that are relatively prime to 21708423.
21708423 has 8 divisors, whose sum is 26313360
The reverse of 21708423 is 32480712
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million seven hundred eight thousand four hundred twenty-three
Scientific notation
2.1708423 × 10^7
Engineering notation
2.1708423 × 10^6
Prime Factorization
9 × 11 × 219277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21708423
Product of the distinct prime numbers
The prime factorization of 21708423 is 9 × 11 × 219277.
Since it has a total of 3 prime factors.
3 , 6 , 52 , 68 , 153 , 852 , 6347 , 2197 , 8276 , 81435 , 166009 , 544432 , 433969 , 8867958 , 88656435 , 87472915 , 181378055 , 360830499 , 633559888 , 2648932121
n×2
43416846
n×3
65125269
n×4
86833692
n×5
108542115
n÷2
10854211.5
n÷3
7236141
n÷3
5427105.75
n÷5
4341684.6
n2
471255629146929
n3
1.0230216538653E+22
n4
2.2208186800267E+29
n5
4.8210471312321E+36
2 √n
4659.2298719853
3 √n
278.96052935288
4 √n
68.258551639961
5 √n
29.330917954979
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
-21708422
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 21708423 can be divided by 8 positive divisors.
The sum of these divisors (counting 21708423) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110011111010000111
3
Ternary
1111211220100200
4
Quaternary
1102303322013
5
Quinary
21024132143
6
Senary
2053141543
8
Octal
122637207
10
Decimal
21708423
12
Duodecimal
732a8b3
16
Hexadecimal
14b3e87
20
Vigesimal
6fdb13
36
Base36
cxabr
md5
6e3ad71b73783ba51c8247d6d2c0d09a
sha1
fe6e22b3d692601ed8b832c4d5cd5017ce77ee35
sha256
d80b2e7ab43ccb5b13d4cca103f42b3797d6e27a9fa428298346c560df400726
sha512
f58c3c77610a1b42b44b6e334ae92d09d66b4016acc203e10f09745db53d12a35cbd3884a9fab579b5fc4d1855d37bfcbb28a8cbee456ebf7f304f8fa10cae62
ripemd-160
75f02ce688f0d1ab037ed6ede8e24de63e92629e
Diameter
43416846
Circumference
136398044.43564
Area
1.4804932224908E+15
Volume
4.2852230829952E+22
Surface area
5.9219728899633E+15
Circumference
136398044.43564
Perimeter
86833692
Area
471255629146929
Diagonal
30700346.224332
Surface area
2827533774881574
Volume
1.0230216538653E+22
Space diagonal
37600091.588197
Perimeter
65125269
Area
2.0405967325883E+14
Altitude
18800045.794098
Surface area
2.0405967325883E+14
Volume
1.205642581248E+21
Height
10233448.741444