21496747 is an odd 8-digits composite number following 21496746
and preceding 21496748 . In scientific notation, it is written as 2.1496747 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 21091096 positive integers (up to 21496747) that are relatively prime to 21496747.
21496747 has 4 divisors, whose sum is 21902400
The reverse of 21496747 is 74769412
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million four hundred ninety-six thousand seven hundred forty-seven
Scientific notation
2.1496747 × 10^7
Engineering notation
2.1496747 × 10^6
Prime Factorization
53 × 405599
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21496747
Product of the distinct prime numbers
The prime factorization of 21496747 is 53 × 405599.
Since it has a total of 2 prime factors.
9 , 1 , 39 , 9 , 237 , 292 , 4568 , 615 , 74193 , 86884 , 605404 , 70645 , 7084146 , 960323 , 33942678 , 62688842 , 974099394 , 328343278 , 9782443312 , 5130889809
n×2
42993494
n×3
64490241
n×4
85986988
n×5
107483735
n÷2
10748373.5
n÷3
7165582.3333333
n÷3
5374186.75
n÷5
4299349.4
n2
462110131582009
n3
9.9338645847552E+21
n4
2.1354577371074E+29
n5
4.5905394703791E+36
2 √n
4636.4584544672
3 √n
278.05086366396
4 √n
68.091544662074
5 √n
29.273493148592
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21496746
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21496747 can be divided by 4 positive divisors.
The sum of these divisors (counting 21496747) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010000000001110101011
3
Ternary
1111110010222211
4
Quaternary
1102000032223
5
Quinary
21000343442
6
Senary
2044425551
8
Octal
122001653
10
Decimal
21496747
12
Duodecimal
72482b7
16
Hexadecimal
14803ab
20
Vigesimal
6e71h7
36
Base36
csqzv
md5
5bd4e6077498d4d377cc6810baea2457
sha1
10d327584371c440f0d56fe80a1267d293be41cf
sha256
56485b10a6ecbdfce05dd2c87ec0fbd5c63b43208cd31f3f07904322951de362
sha512
b3a9c0ad3796528d5025453e226cb77edce64b39e62299fc7062546ebffbdaf89003893a3fe9491b9a7da2815384763719b3acf70281de39a3694cc798680538
ripemd-160
8a3df6e2be234efac5e2150094a4a3a3c17f0921
Diameter
42993494
Circumference
135068044.90256
Area
1.4517617945275E+15
Volume
4.1610874668297E+22
Surface area
5.8070471781098E+15
Circumference
135068044.90256
Perimeter
85986988
Area
462110131582009
Diagonal
30400991.154303
Surface area
2772660789492054
Volume
9.9338645847552E+21
Space diagonal
37233458.001454
Perimeter
64490241
Area
2.0009955664809E+14
Altitude
18616729.000727
Surface area
2.0009955664809E+14
Volume
1.1707171685449E+21
Height
10133663.718101