21000371 is an odd 8-digits composite number following 21000370
and preceding 21000372 . In scientific notation, it is written as 2.1000371 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 6 positive divisors.
There are 18000276 positive integers (up to 21000371) that are relatively prime to 21000371.
21000371 has 6 divisors, whose sum is 24429060
The reverse of 21000371 is 17300012
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty-one million three hundred seventy-one
Scientific notation
2.1000371 × 10^7
Engineering notation
2.1000371 × 10^6
Prime Factorization
7 × 7 × 428579
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
3000053
Product of the distinct prime numbers
The prime factorization of 21000371 is 7 × 7 × 428579.
Since it has a total of 3 prime factors.
10 , 5 , 21 , 66 , 97 , 371 , 9416 , 5813 , 48013 , 16607 , 510814 , 183372 , 4888160 , 9331978 , 80898649 , 73401920 , 996836619 , 271222928 , 9727644572 , 4021795926
n×2
42000742
n×3
63001113
n×4
84001484
n×5
105001855
n÷2
10500185.5
n÷3
7000123.6666667
n÷3
5250092.75
n÷5
4200074.2
n2
441015582137641
n3
9.2614908416714E+21
n4
1.944947436882E+29
n5
4.0844617750022E+36
2 √n
4582.6161741957
3 √n
275.89404232834
4 √n
67.695023260175
5 √n
29.137037535537
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000370
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000371 can be divided by 6 positive divisors.
The sum of these divisors (counting 21000371) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000000111000010110011
3
Ternary
1110111221002112
4
Quaternary
1100013002303
5
Quinary
20334002441
6
Senary
2030035535
8
Octal
120070263
10
Decimal
21000371
12
Duodecimal
7048bab
16
Hexadecimal
14070b3
20
Vigesimal
6b50ib
36
Base36
ci3zn
md5
d6d4be86e26e1a397d1d398a13efb5e2
sha1
1ed89ce60ec272a62d1e60171deb0beb70de7a30
sha256
f2d373454fcea17588e8b1972201b3957a32e72162f8e6dd3ddf37a752d67e39
sha512
bfaecf406adba33a305c3361f4de1e7cb0e32d79c3b7224f6e8fa6ddac20a6369bb273c562c3eabff423817dc47b8cc05434c544e42284b65d520074ad715d52
ripemd-160
2520e8ca4d54798df1776865411e570c46f9178c
Diameter
42000742
Circumference
131949222.51252
Area
1.3854913129622E+15
Volume
3.8794442119312E+22
Surface area
5.541965251849E+15
Circumference
131949222.51252
Perimeter
84001484
Area
441015582137641
Diagonal
29699009.483067
Surface area
2646093492825846
Volume
9.2614908416714E+21
Space diagonal
36373709.549796
Perimeter
63001113
Area
1.9096534879799E+14
Altitude
18186854.774898
Surface area
1.9096534879799E+14
Volume
1.0914771630072E+21
Height
9899669.8276889