21708315 is an odd 8-digits composite number following 21708314
and preceding 21708316 . In scientific notation, it is written as 2.1708315 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 11577744 positive integers (up to 21708315) that are relatively prime to 21708315.
21708315 has 4 divisors, whose sum is 22190768
The reverse of 21708315 is 51380712
Previous prime number is 45
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million seven hundred eight thousand three hundred fifteen
Scientific notation
2.1708315 × 10^7
Engineering notation
2.1708315 × 10^6
Prime Factorization
45 × 482407
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21708315
Product of the distinct prime numbers
The prime factorization of 21708315 is 45 × 482407.
Since it has a total of 2 prime factors.
5 , 2 , 62 , 72 , 249 , 581 , 9191 , 7355 , 79615 , 20317 , 932945 , 716317 , 7448005 , 2400411 , 78710742 , 43264309 , 571396028 , 875094564 , 4911979578 , 6268251436
n×2
43416630
n×3
65124945
n×4
86833260
n×5
108541575
n÷2
10854157.5
n÷3
7236105
n÷3
5427078.75
n÷5
4341663
n2
471250940139225
n3
1.0230063852588E+22
n4
2.220774485821E+29
n5
4.8209272082166E+36
2 √n
4659.2182820726
3 √n
278.96006674002
4 √n
68.258466742761
5 √n
29.330888770497
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
-21708314
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 21708315 can be divided by 4 positive divisors.
The sum of these divisors (counting 21708315) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010110011111000011011
3
Ternary
1111211220012200
4
Quaternary
1102303320123
5
Quinary
21024131230
6
Senary
2053141243
8
Octal
122637033
10
Decimal
21708315
12
Duodecimal
732a823
16
Hexadecimal
14b3e1b
20
Vigesimal
6fdaff
36
Base36
cxa8r
md5
8ffb51dbd66d0bdc290c596ab17a7c0b
sha1
64c5c2bf92703b39328dc5002e5c772ed93a71c5
sha256
9e2f98023772a745d9f81af70357275275d6fcf475c893526e122905c6d878be
sha512
70532932ee9e075d32e0acaec269bb8f8a40328235b2e29db6794ef4b0431dc2b658bf5fadd7598e3cbdce94f7b439adc93dbf470bc27ace310f38534ea13036
ripemd-160
1322c20b851b76a515a0a235734e9d730d382b68
Diameter
43416630
Circumference
136397365.85163
Area
1.4804784915387E+15
Volume
4.2851591260062E+22
Surface area
5.9219139661547E+15
Circumference
136397365.85163
Perimeter
86833260
Area
471250940139225
Diagonal
30700193.489267
Surface area
2827505640835350
Volume
1.0230063852588E+22
Space diagonal
37599904.52671
Perimeter
65124945
Area
2.0405764285893E+14
Altitude
18799952.263355
Surface area
2.0405764285893E+14
Volume
1.2056245870228E+21
Height
10233397.829756