21297776 is an even 8-digits composite number following 21297775
and preceding 21297777 . In scientific notation, it is written as 2.1297776 × 10^7.
The sum of its digits is 41. It has a total of 6 prime factors and 20 positive divisors.
There are 10593792 positive integers (up to 21297776) that are relatively prime to 21297776.
21297776 has 20 divisors, whose sum is 41478000
The reverse of 21297776 is 67779212
Previous prime number is 199
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million two hundred ninety-seven thousand seven hundred seventy-six
Scientific notation
2.1297776 × 10^7
Engineering notation
2.1297776 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 199 × 6689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2662222
Product of the distinct prime numbers
The prime factorization of 21297776 is 2 × 2 × 2 × 2 × 199 × 6689.
Since it has a total of 6 prime factors.
4 , 5 , 74 , 94 , 905 , 555 , 3910 , 4616 , 89228 , 10467 , 977041 , 114450 , 5776304 , 8827746 , 68379290 , 53091475 , 136863392 , 769003483 , 8017578056 , 4635792327
n×2
42595552
n×3
63893328
n×4
85191104
n×5
106488880
n÷2
10648888
n÷3
7099258.6666667
n÷3
5324444
n÷5
4259555.2
n2
453595262546176
n3
9.6605702963696E+21
n4
2.0574866220433E+29
n5
4.3819889199276E+36
2 √n
4614.9513540231
3 √n
277.19033606497
4 √n
67.933433256557
5 √n
29.219101092493
1 , 2 , 4 , 8 , 16 , 199 , 398 , 796 , 1592 , 3184 , 6689 , 13378 , 26756 , 53512 , 107024 , 1331111 , 2662222 , 5324444 , 10648888 , 21297776
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21297775
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21297776 can be divided by 20 positive divisors.
The sum of these divisors (counting 21297776) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010001001111101001110000
3
Ternary
1111002001001112
4
Quaternary
1101033221300
5
Quinary
20423012101
6
Senary
2040252452
8
Octal
121175160
10
Decimal
21297776
12
Duodecimal
7171128
16
Hexadecimal
144fa70
20
Vigesimal
6d248g
36
Base36
cohgw
md5
3c25c7d500608ddb1c616d965736fa53
sha1
6ef421989472247b0b7098758f6e179ddb21d98e
sha256
ea13d40d6098e5a843372cd9625e6eea9aebcc23819c81d038e3f77d42962ec3
sha512
b589c653960695c758eae7fe8f3182f1ec48a96972cab928de712a17cd60fccf06340f7dda7ad631e523fd4f22463d2150f65e3b97ef760838f81a3eda5ff4d7
ripemd-160
17775e6e8f3169ab638e2438e9e10a998a374165
Diameter
42595552
Circumference
133817873.2388
Area
1.4250115445182E+15
Volume
4.0466102230084E+22
Surface area
5.7000461780728E+15
Circumference
133817873.2388
Perimeter
85191104
Area
453595262546176
Diagonal
30119603.667584
Surface area
2721571575277056
Volume
9.6605702963696E+21
Space diagonal
36888830.120221
Perimeter
63893328
Area
1.9641251020063E+14
Altitude
18444415.060111
Surface area
1.9641251020063E+14
Volume
1.1385091277821E+21
Height
10039867.889195