21495983 is an odd 8-digits prime number following 21495982
and preceding 21495984 . In scientific notation, it is written as 2.1495983 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 21495982 positive integers (up to 21495983) that are relatively prime to 21495983.
21495983 has 2 divisors, whose sum is 21495984
The reverse of 21495983 is 38959412
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
twenty-one million four hundred ninety-five thousand nine hundred eighty-three
Scientific notation
2.1495983 × 10^7
Engineering notation
2.1495983 × 10^6
Prime Factorization
21495983
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21495983 Product of the distinct prime numbers
The prime factorization of 21495983 is 21495983.
Since it has a total of 1 prime factors.
9 , 7 , 92 , 12 , 372 , 302 , 1368 , 3273 , 59633 , 52176 , 60521 , 743007 , 2204593 , 8394706 , 45494596 , 56604747 , 441249700 , 182905061 , 2229639683 , 1984117368
n×2
42991966
n×3
64487949
n×4
85983932
n×5
107479915
n÷2
10747991.5
n÷3
7165327.6666667
n÷3
5373995.75
n÷5
4299196.6
n2
462077285136289
n3
9.9328054659758E+21
n4
2.1351541743892E+29
n5
4.589723783505E+36
2 √n4636.3760632632
3 √n278.04756962484
4 √n68.090939656192
5 √n29.273285068116
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21495984 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10747992 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4636.3761711061 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999069594 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21495983 can be divided by 2 positive divisors.
The sum of these divisors (counting 21495983) is 21495984, the average is 10747992.
Base
System
Value
2
Binary
1010010000000000010101111
3
Ternary
1111110002221112
4
Quaternary
1102000002233
5
Quinary
21000332413
6
Senary
2044422235
8
Octal
122000257
10
Decimal
21495983
12
Duodecimal
724797b
16
Hexadecimal
14800af
20
Vigesimal
6e6jj3
36
Base36
csqen
md5
bd5fa14548865eeb7c0df70ff8e63ad5
sha1
55a39da95fc0f571adac02899c8a330db4d62222
sha256
fd72a1a71ae2c547f308be13fcee7b2c98f94629a0caa6aa4720d16b29b42675
sha512
9e68c665b3705bfdc731f55accf0a5d40a69ddd716852883f243f01732a32f78f32928b1ed7f125bc6322e4bca5f291ca3a37f8f03589649074dd2d37b01a49b
ripemd-160
a654f219cee3322a9941aa5f81fe7614ae0bebea
Diameter
42991966
Circumference
135063244.54898
Area
1.4516586043749E+15
Volume
4.1606438241928E+22
Surface area
5.8066344174995E+15
Circumference
135063244.54898
Perimeter
85983932
Area
462077285136289
Diagonal
30399910.695141
Surface area
2772463710817734
Volume
9.9328054659758E+21
Space diagonal
37232134.714637
Perimeter
64487949
Area
2.0008533371989E+14
Altitude
18616067.357318
Surface area
2.0008533371989E+14
Volume
1.1705923501997E+21
Height
10133303.565047