21495941 is an odd 8-digits prime number following 21495940
and preceding 21495942 . In scientific notation, it is written as 2.1495941 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 21495940 positive integers (up to 21495941) that are relatively prime to 21495941.
21495941 has 2 divisors, whose sum is 21495942
The reverse of 21495941 is 14959412
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million four hundred ninety-five thousand nine hundred forty-one
Scientific notation
2.1495941 × 10^7
Engineering notation
2.1495941 × 10^6
Prime Factorization
21495941
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21495941
Product of the distinct prime numbers
The prime factorization of 21495941 is 21495941.
Since it has a total of 1 prime factors.
7 , 3 , 22 , 74 , 55 , 912 , 7562 , 981 , 69065 , 67284 , 456089 , 151998 , 5779110 , 1010519 , 13198191 , 87972746 , 735054689 , 417569270 , 5484287582 , 6908109833
n×2
42991882
n×3
64487823
n×4
85983764
n×5
107479705
n÷2
10747970.5
n÷3
7165313.6666667
n÷3
5373985.25
n÷5
4299188.2
n2
462075479475481
n3
9.9327472443517E+21
n4
2.135137487325E+29
n5
4.5896789454426E+36
2 √n
4636.3715338614
3 √n
278.04738853666
4 √n
68.090906396239
5 √n
29.273273628965
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21495942
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10747971
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4636.3716417043
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999069592
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21495941 can be divided by 2 positive divisors.
The sum of these divisors (counting 21495941) is 21495942, the average is 10747971.
Base
System
Value
2
Binary
1010010000000000010000101
3
Ternary
1111110002212222
4
Quaternary
1102000002011
5
Quinary
21000332231
6
Senary
2044422125
8
Octal
122000205
10
Decimal
21495941
12
Duodecimal
7247945
16
Hexadecimal
1480085
20
Vigesimal
6e6jh1
36
Base36
csqdh
md5
27015691a196cdd1cd2be880f21350da
sha1
48fb3de241342dae8502e518f76fdb895ef05312
sha256
2747aba0c96fca83afb7b94b6b53c5bf5d5e33bc45733a552ecb41c85895d59b
sha512
17ffd6fd6f63512eebb34dc3e9a6b816e985fc59c966516ca8b4e197ea5d08fe4891772bdc08069a1d5e0c51e50a7e52b3d6b1857c7c0c1ab3e2940d1eb19483
ripemd-160
936615ac5240b9b350d9a0708a9775efe48e058d
Diameter
42991882
Circumference
135062980.6552
Area
1.4516529317242E+15
Volume
4.1606194363759E+22
Surface area
5.8066117268966E+15
Circumference
135062980.6552
Perimeter
85983764
Area
462075479475481
Diagonal
30399851.298172
Surface area
2772452876852886
Volume
9.9327472443517E+21
Space diagonal
37232061.968503
Perimeter
64487823
Area
2.0008455184582E+14
Altitude
18616030.984251
Surface area
2.0008455184582E+14
Volume
1.1705854887155E+21
Height
10133283.766057