21494413 is an odd 8-digits prime number following 21494412
and preceding 21494414 . In scientific notation, it is written as 2.1494413 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 21494412 positive integers (up to 21494413) that are relatively prime to 21494413.
21494413 has 2 divisors, whose sum is 21494414
The reverse of 21494413 is 31449412
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 four hundred ninety-four thousand four hundred thirteen
Scientific notation
2.1494413 × 10^7
Engineering notation
2.1494413 × 10^6
Prime Factorization
21494413
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21494413
Product of the distinct prime numbers
The prime factorization of 21494413 is 21494413.
Since it has a total of 1 prime factors.
1 , 6 , 78 , 15 , 826 , 301 , 1540 , 9486 , 10173 , 78763 , 47072 , 453908 , 6122414 , 2337139 , 85448362 , 65656710 , 159787415 , 70237503 , 9870983415 , 2124842058
n×2
42988826
n×3
64483239
n×4
85977652
n×5
107472065
n÷2
10747206.5
n÷3
7164804.3333333
n÷3
5373603.25
n÷5
4298882.6
n2
462009790214569
n3
9.9306292409153E+21
n4
2.1345304625411E+29
n5
4.5880479322939E+36
2 √n
4636.2067468999
3 √n
278.04080021569
4 √n
68.08969633432
5 √n
29.272857449614
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21494414
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10747207
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4636.2068547467
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999069526
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21494413 can be divided by 2 positive divisors.
The sum of these divisors (counting 21494413) is 21494414, the average is 10747207.
Base
System
Value
2
Binary
1010001111111101010001101
3
Ternary
1111110000210101
4
Quaternary
1101333222031
5
Quinary
21000310123
6
Senary
2044411101
8
Octal
121775215
10
Decimal
21494413
12
Duodecimal
7246a91
16
Hexadecimal
147fa8d
20
Vigesimal
6e6g0d
36
Base36
csp71
md5
4fc567498a7982184be51730dcf1a76e
sha1
892fe7fcaebe0484c8157d779c66794945a98288
sha256
85a39433c33d198644f7443194abb624d1aeca1ef9edf856e10040a90c92b09f
sha512
494b0160e31af73b4e5132d58b65696d5a3e658fceb1b8033660a4d5c13200285fdbb059b6776831a91f448a53da4dc5fa2c65641f45a623c05b9d98567733ae
ripemd-160
d6db34dfda7eca564849d9acb12d053340a446f4
Diameter
42988826
Circumference
135053379.94805
Area
1.4514465628247E+15
Volume
4.1597322491711E+22
Surface area
5.8057862512986E+15
Circumference
135053379.94805
Perimeter
85977652
Area
462009790214569
Diagonal
30397690.379849
Surface area
2772058741287414
Volume
9.9306292409153E+21
Space diagonal
37229415.394869
Perimeter
64483239
Area
2.0005610756147E+14
Altitude
18614707.697434
Surface area
2.0005610756147E+14
Volume
1.1703358796168E+21
Height
10132563.45995