21274871 is an odd 8-digits composite number following 21274870
and preceding 21274872 . In scientific notation, it is written as 2.1274871 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20023392 positive integers (up to 21274871) that are relatively prime to 21274871.
21274871 has 4 divisors, whose sum is 22526352
The reverse of 21274871 is 17847212
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million two hundred seventy-four thousand eight hundred seventy-one
Scientific notation
2.1274871 × 10^7
Engineering notation
2.1274871 × 10^6
Prime Factorization
17 × 1251463
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21274871
Product of the distinct prime numbers
The prime factorization of 21274871 is 17 × 1251463.
Since it has a total of 2 prime factors.
8 , 10 , 37 , 38 , 657 , 471 , 2769 , 9263 , 69595 , 53336 , 599043 , 528378 , 6056227 , 8245155 , 26019915 , 76805437 , 863287651 , 172053187 , 2831465890 , 8730092583
n×2
42549742
n×3
63824613
n×4
85099484
n×5
106374355
n÷2
10637435.5
n÷3
7091623.6666667
n÷3
5318717.75
n÷5
4254974.2
n2
452620136066641
n3
9.6294350068202E+21
n4
2.0486498757298E+29
n5
4.3584761830319E+36
2 √n
4612.4690784871
3 √n
277.09093097426
4 √n
67.915160888326
5 √n
29.212813566471
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
-21274870
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 21274871 can be divided by 4 positive divisors.
The sum of these divisors (counting 21274871) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001010000011110111
3
Ternary
1111000212122012
4
Quaternary
1101022003313
5
Quinary
20421243441
6
Senary
2035554435
8
Octal
121120367
10
Decimal
21274871
12
Duodecimal
715ba1b
16
Hexadecimal
144a0f7
20
Vigesimal
6cj73b
36
Base36
cnzsn
md5
b03f4301de132b4c9227fa5fad46c4c2
sha1
f43fc769d8c8bd93b42a69cd015234a443710c58
sha256
9562ee5209d5ab52bbc8bac8e21212ab3aeec90422e6a3cf6bccab0b3ea8a805
sha512
b1dee8862e309a19d8bca583026fd1318e90b43ba5b37a0438db3a31897c226fead171e9d7d2bd08f6a73dfb1fb755c523e69f6e8c06dc0f242218d96d82bcaf
ripemd-160
a6d07b1cc23bb3bfb829bb6c8e542529bf6e2450
Diameter
42549742
Circumference
133673956.87934
Area
1.4219480943338E+15
Volume
4.0335683034196E+22
Surface area
5.6877923773351E+15
Circumference
133673956.87934
Perimeter
85099484
Area
452620136066641
Diagonal
30087211.105938
Surface area
2715720816399846
Volume
9.6294350068202E+21
Space diagonal
36849157.496474
Perimeter
63824613
Area
1.9599026804904E+14
Altitude
18424578.748237
Surface area
1.9599026804904E+14
Volume
1.1348397987196E+21
Height
10029070.368646