21036493 is an odd 8-digits prime number following 21036492
and preceding 21036494 . In scientific notation, it is written as 2.1036493 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 21036492 positive integers (up to 21036493) that are relatively prime to 21036493.
21036493 has 2 divisors, whose sum is 21036494
The reverse of 21036493 is 39463012
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million thirty-six thousand four hundred ninety-three
Scientific notation
2.1036493 × 10^7
Engineering notation
2.1036493 × 10^6
Prime Factorization
21036493
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21036493
Product of the distinct prime numbers
The prime factorization of 21036493 is 21036493.
Since it has a total of 1 prime factors.
4 , 5 , 99 , 9 , 789 , 245 , 2269 , 5195 , 97745 , 95265 , 645514 , 144353 , 7578949 , 8022400 , 73857388 , 78165428 , 661790101 , 84966551 , 9307455974 , 606763854
n×2
42072986
n×3
63109479
n×4
84145972
n×5
105182465
n÷2
10518246.5
n÷3
7012164.3333333
n÷3
5259123.25
n÷5
4207298.6
n2
442534037739049
n3
9.3093641871592E+21
n4
1.9583637455763E+29
n5
4.1197105225269E+36
2 √n
4586.5556793742
3 √n
276.0521369335
4 √n
67.724114459875
5 √n
29.147054165026
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21036494
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10518247
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4586.5557883885
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999049271
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21036493 can be divided by 2 positive divisors.
The sum of these divisors (counting 21036493) is 21036494, the average is 10518247.
Base
System
Value
2
Binary
1010000001111110111001101
3
Ternary
1110120202122101
4
Quaternary
1100033313031
5
Quinary
20341131433
6
Senary
2030515101
8
Octal
120176715
10
Decimal
21036493
12
Duodecimal
7065a91
16
Hexadecimal
140fdcd
20
Vigesimal
6b9b4d
36
Base36
civv1
md5
e7894024ca28fd696955d44a192b8073
sha1
7dd14528c0fd58dc070f07cc5a9c107609b00d82
sha256
f7f8746b081a96b44f99be3bda4cfcd6fd58063e9fd0183dc59e06719d3d51c7
sha512
dc33552c0f8f34dbbb51a641f88406616642e71330f6c3ef4f7defcd1112ab0ee75b5d4ce915a31ba57f1d46e1489ba22269343d7807318b199d0973ca2e85d7
ripemd-160
e8ee6a6e64eb4a6bc599b668ba07e1a1b56c7540
Diameter
42072986
Circumference
132176183.73219
Area
1.3902616819244E+15
Volume
3.8994973519962E+22
Surface area
5.5610467276977E+15
Circumference
132176183.73219
Perimeter
84145972
Area
442534037739049
Diagonal
29750093.705367
Surface area
2655204226434294
Volume
9.3093641871592E+21
Space diagonal
36436274.689067
Perimeter
63109479
Area
1.9162285936066E+14
Altitude
18218137.344534
Surface area
1.9162285936066E+14
Volume
1.0971190908792E+21
Height
9916697.9017889