21708079 is an odd 8-digits composite number following 21708078
and preceding 21708080 . In scientific notation, it is written as 2.1708079 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 21464080 positive integers (up to 21708079) that are relatively prime to 21708079.
21708079 has 4 divisors, whose sum is 21952080
The reverse of 21708079 is 97080712
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million seven hundred eight thousand seventy-nine
Scientific notation
2.1708079 × 10^7
Engineering notation
2.1708079 × 10^6
Prime Factorization
89 × 243911
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21708079
Product of the distinct prime numbers
The prime factorization of 21708079 is 89 × 243911.
Since it has a total of 2 prime factors.
10 , 10 , 74 , 14 , 112 , 227 , 6787 , 314 , 25136 , 50658 , 352394 , 582240 , 7408424 , 3726995 , 58882542 , 94284530 , 424754283 , 296498855 , 1525312913 , 6348058783
n×2
43416158
n×3
65124237
n×4
86832316
n×5
108540395
n÷2
10854039.5
n÷3
7236026.3333333
n÷3
5427019.75
n÷5
4341615.8
n2
471240693870241
n3
1.022973021055E+22
n4
2.2206779155931E+29
n5
4.820665162525E+36
2 √n
4659.1929558669
3 √n
278.9590558399
4 √n
68.258281225555
5 √n
29.330824996594
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
-21708078
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 21708079 can be divided by 4 positive divisors.
The sum of these divisors (counting 21708079) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010110011110100101111
3
Ternary
1111211212212221
4
Quaternary
1102303310233
5
Quinary
21024124304
6
Senary
2053140211
8
Octal
122636457
10
Decimal
21708079
12
Duodecimal
732a667
16
Hexadecimal
14b3d2f
20
Vigesimal
6fda3j
36
Base36
cxa27
md5
2e876349c9c0c2bb76b52f54811e345d
sha1
e753cec81786a8fcb2e724876db5959cae494ee4
sha256
f8f2621a368b71ae0f36fa63c62868daa0aca5d31a43d1a92c53dd5d1d54c9eb
sha512
6a084ca6834d5f59b3f38ff0523004fede13df0397477d387cd5dcab79b48cd9ea9691eca7b58d883a91ce0a2f97f3154d10f07b8d27b1816b01e740ade74356
ripemd-160
ce9267cf6f11dc8c36b5ecb733b661129004a534
Diameter
43416158
Circumference
136395883.01989
Area
1.4804463019353E+15
Volume
4.2850193703559E+22
Surface area
5.9217852077412E+15
Circumference
136395883.01989
Perimeter
86832316
Area
471240693870241
Diagonal
30699859.734867
Surface area
2827444163221446
Volume
1.022973021055E+22
Space diagonal
37599495.762719
Perimeter
65124237
Area
2.0405320609432E+14
Altitude
18799747.881359
Surface area
2.0405320609432E+14
Volume
1.2055852669315E+21
Height
10233286.578289