21131777 is an odd 8-digits composite number following 21131776
and preceding 21131778 . In scientific notation, it is written as 2.1131777 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 21009456 positive integers (up to 21131777) that are relatively prime to 21131777.
21131777 has 4 divisors, whose sum is 21254100
The reverse of 21131777 is 77713112
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred thirty-one thousand seven hundred seventy-seven
Scientific notation
2.1131777 × 10^7
Engineering notation
2.1131777 × 10^6
Prime Factorization
173 × 122149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21131777
Product of the distinct prime numbers
The prime factorization of 21131777 is 173 × 122149.
Since it has a total of 2 prime factors.
3 , 1 , 79 , 92 , 552 , 531 , 1745 , 4354 , 96653 , 85128 , 185943 , 114251 , 9350213 , 195671 , 62978960 , 79224315 , 355387803 , 971229251 , 8223108968 , 6179247871
n×2
42263554
n×3
63395331
n×4
84527108
n×5
105658885
n÷2
10565888.5
n÷3
7043925.6666667
n÷3
5282944.25
n÷5
4226355.4
n2
446551999177729
n3
9.436437265528E+21
n4
1.9940868796963E+29
n5
4.2138599260367E+36
2 √n
4596.9312590031
3 √n
276.46829847561
4 √n
67.800672998158
5 √n
29.173410552137
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
-21131776
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 21131777 can be divided by 4 positive divisors.
The sum of these divisors (counting 21131777) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100111001000000001
3
Ternary
1110202121100102
4
Quaternary
1100213020001
5
Quinary
20402204102
6
Senary
2032532145
8
Octal
120471001
10
Decimal
21131777
12
Duodecimal
70b1055
16
Hexadecimal
1427201
20
Vigesimal
6c198h
36
Base36
ckxdt
md5
9ed6ac6012ac5aa7e09e7d9f5d83d531
sha1
08fa24e9b1cbc12a3afee7b8191615006c50fe8c
sha256
5986ae4d9dc4b64fdb3e449ceaeb28d9a7c068850eef2b5319d66c8a56f241c4
sha512
5bd596be79f3fb61451517a00a16701e62a1d0703f389b4b097aff7020c8f9c1edf74068bac23295cedcc1ccde61084d4000e772eb334bf285aad5e0df23fb5e
ripemd-160
71cfc945cfd99c7251d321fd51133a56d408140c
Diameter
42263554
Circumference
132774870.761
Area
1.4028844800626E+15
Volume
3.9527255985925E+22
Surface area
5.6115379202504E+15
Circumference
132774870.761
Perimeter
84527108
Area
446551999177729
Diagonal
29884845.630444
Surface area
2679311995066374
Volume
9.436437265528E+21
Space diagonal
36601311.418215
Perimeter
63395331
Area
1.9336268769932E+14
Altitude
18300655.709108
Surface area
1.9336268769932E+14
Volume
1.1120947967827E+21
Height
9961615.2101479