21589871 is an odd 8-digits composite number following 21589870
and preceding 21589872 . In scientific notation, it is written as 2.1589871 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 20453544 positive integers (up to 21589871) that are relatively prime to 21589871.
21589871 has 4 divisors, whose sum is 22726200
The reverse of 21589871 is 17898512
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million five hundred eighty-nine thousand eight hundred seventy-one
Scientific notation
2.1589871 × 10^7
Engineering notation
2.1589871 × 10^6
Prime Factorization
19 × 1136309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21589871
Product of the distinct prime numbers
The prime factorization of 21589871 is 19 × 1136309.
Since it has a total of 2 prime factors.
8 , 10 , 62 , 89 , 347 , 810 , 3230 , 9490 , 13522 , 81721 , 58253 , 704411 , 9118925 , 7466492 , 72079984 , 93923005 , 953245269 , 347320489 , 2808957820 , 4451330769
n×2
43179742
n×3
64769613
n×4
86359484
n×5
107949355
n÷2
10794935.5
n÷3
7196623.6666667
n÷3
5397467.75
n÷5
4317974.2
n2
466122529796641
n3
1.0063525288503E+22
n4
2.1727021278402E+29
n5
4.6908358661496E+36
2 √n
4646.4901807709
3 √n
278.45179112403
4 √n
68.165168383646
5 √n
29.298811893675
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
-21589870
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 21589871 can be divided by 4 positive divisors.
The sum of these divisors (counting 21589871) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010010110111101101111
3
Ternary
1111121212201212
4
Quaternary
1102112331233
5
Quinary
21011333441
6
Senary
2050425035
8
Octal
122267557
10
Decimal
21589871
12
Duodecimal
729217b
16
Hexadecimal
1496f6f
20
Vigesimal
6eiedb
36
Base36
cuqun
md5
2aec42fec1c93acc1978732873f5e01f
sha1
065427b186516958a1ed4f20e34c7df1c1553309
sha256
d7bb4b58a75e774cb51b5f5e8e4b053b5d2106b36fac15304b331f6849eb9d27
sha512
14932ff6f3e618dac1a7f2b528f9212dafd30f9e203f77e61f8381c97367e43f07406e89cea280962215091477f2fafa13fba94c05c6cadea35b3451662d76e2
ripemd-160
3611349659a6874efff69c3c94afb62fc664ecfc
Diameter
43179742
Circumference
135653160.2511
Area
1.4643671152818E+15
Volume
4.2153996154102E+22
Surface area
5.8574684611273E+15
Circumference
135653160.2511
Perimeter
86359484
Area
466122529796641
Diagonal
30532688.378086
Surface area
2796735178779846
Volume
1.0063525288503E+22
Space diagonal
37394753.500858
Perimeter
64769613
Area
2.0183697604008E+14
Altitude
18697376.750429
Surface area
2.0183697604008E+14
Volume
1.1859978290238E+21
Height
10177562.792695