21494417 is an odd 8-digits composite number following 21494416
and preceding 21494418 . In scientific notation, it is written as 2.1494417 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 18397152 positive integers (up to 21494417) that are relatively prime to 21494417.
21494417 has 8 divisors, whose sum is 24600576
The reverse of 21494417 is 71449412
Previous prime number is 3583
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million four hundred ninety-four thousand four hundred seventeen
Scientific notation
2.1494417 × 10^7
Engineering notation
2.1494417 × 10^6
Prime Factorization
7 × 3583 × 857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21494417
Product of the distinct prime numbers
The prime factorization of 21494417 is 7 × 3583 × 857.
Since it has a total of 3 prime factors.
7 , 3 , 63 , 14 , 188 , 319 , 6450 , 846 , 70705 , 90258 , 211394 , 846154 , 4818129 , 8988106 , 79548714 , 85037991 , 323692851 , 816773695 , 9264908456 , 8662988477
n×2
42988834
n×3
64483251
n×4
85977668
n×5
107472085
n÷2
10747208.5
n÷3
7164805.6666667
n÷3
5373604.25
n÷5
4298883.4
n2
462009962169889
n3
9.9306347850338E+21
n4
2.1345320514422E+29
n5
4.5880522013565E+36
2 √n
4636.207178287
3 √n
278.04081746301
4 √n
68.089699502105
5 √n
29.272858539119
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21494416
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21494417 can be divided by 8 positive divisors.
The sum of these divisors (counting 21494417) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111111101010010001
3
Ternary
1111110000210112
4
Quaternary
1101333222101
5
Quinary
21000310132
6
Senary
2044411105
8
Octal
121775221
10
Decimal
21494417
12
Duodecimal
7246a95
16
Hexadecimal
147fa91
20
Vigesimal
6e6g0h
36
Base36
csp75
md5
8334a38a9ecee63cc935e35c37f4a8cb
sha1
b6023d1904e14fc6fa7ab710864d3fe247de563d
sha256
071ce6e4b4b8b16b389c26db1711df5d99b1f12ec3cbafa68c6834f67beb265a
sha512
66c88d1dc1671af7f70c3fd18d1e91ff47a25220d97f8002aefd96d3b4b3a90b2b276b47131dd09a7be6b54e481c835a6ffa8a8cf2e67cff01685acc38b0140c
ripemd-160
a8a51344c8596ca8367b262d7c58606fd2e2fbfb
Diameter
42988834
Circumference
135053405.08079
Area
1.4514471030382E+15
Volume
4.1597345714861E+22
Surface area
5.8057884121529E+15
Circumference
135053405.08079
Perimeter
85977668
Area
462009962169889
Diagonal
30397696.036703
Surface area
2772059773019334
Volume
9.9306347850338E+21
Space diagonal
37229422.323072
Perimeter
64483251
Area
2.0005618202031E+14
Altitude
18614711.161536
Surface area
2.0005618202031E+14
Volume
1.1703365329974E+21
Height
10132565.345568