21474791 is an odd 8-digits composite number following 21474790
and preceding 21474792 . In scientific notation, it is written as 2.1474791 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 18656640 positive integers (up to 21474791) that are relatively prime to 21474791.
21474791 has 4 divisors, whose sum is 21572184
The reverse of 21474791 is 19747412
Previous prime number is 221
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million four hundred seventy-four thousand seven hundred ninety-one
Scientific notation
2.1474791 × 10^7
Engineering notation
2.1474791 × 10^6
Prime Factorization
221 × 97171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21474791
Product of the distinct prime numbers
The prime factorization of 21474791 is 221 × 97171.
Since it has a total of 2 prime factors.
6 , 10 , 83 , 40 , 109 , 659 , 7320 , 2146 , 60654 , 43810 , 793274 , 936450 , 8564521 , 7693619 , 82795711 , 39127092 , 684857684 , 950647498 , 7358587145 , 1809473095
n×2
42949582
n×3
64424373
n×4
85899164
n×5
107373955
n÷2
10737395.5
n÷3
7158263.6666667
n÷3
5368697.75
n÷5
4294958.2
n2
461166648493681
n3
9.9034573925723E+21
n4
2.1267467768289E+29
n5
4.5671442542325E+36
2 √n
4634.0900940746
3 √n
277.95616771797
4 √n
68.07415143852
5 √n
29.267510926625
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
-21474790
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 21474791 can be divided by 4 positive divisors.
The sum of these divisors (counting 21474791) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111010110111100111
3
Ternary
1111102000212122
4
Quaternary
1101322313213
5
Quinary
20444143131
6
Senary
2044140155
8
Octal
121726747
10
Decimal
21474791
12
Duodecimal
723765b
16
Hexadecimal
147ade7
20
Vigesimal
6e46jb
36
Base36
csa1z
md5
f6a9943ba5d6d6fa46eed4946e6619fa
sha1
bf61c317f656557d755b18e497a823328ee219aa
sha256
ebfd8e4514e66f41e500821e0480d31f9ae49125ca3eb8f14ca8a63e31761091
sha512
1ed47bdf49371ebb6f03ed741be8b088a0f21ee71e6ebd24bc33091c0b18e74063ad1c5e03dabdbb20bc4c052f2802d96c3f05865c6ccb699a66696fc8a9fbeb
ripemd-160
57164a5c5557775dd5a125560c8ee7912f6541d3
Diameter
42949582
Circumference
134930091.28595
Area
1.4487977549884E+15
Volume
4.1483505319526E+22
Surface area
5.7951910199535E+15
Circumference
134930091.28595
Perimeter
85899164
Area
461166648493681
Diagonal
30369940.681328
Surface area
2766999890962086
Volume
9.9034573925723E+21
Space diagonal
37195429.093923
Perimeter
64424373
Area
1.9969101648683E+14
Altitude
18597714.546961
Surface area
1.9969101648683E+14
Volume
1.16713364658E+21
Height
10123313.560443