21272015 is an odd 8-digits composite number following 21272014
and preceding 21272016 . In scientific notation, it is written as 2.1272015 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 16016512 positive integers (up to 21272015) that are relatively prime to 21272015.
21272015 has 8 divisors, whose sum is 27028080
The reverse of 21272015 is 51027212
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million two hundred seventy-two thousand fifteen
Scientific notation
2.1272015 × 10^7
Engineering notation
2.1272015 × 10^6
Prime Factorization
5 × 17 × 250259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21272015
Product of the distinct prime numbers
The prime factorization of 21272015 is 5 × 17 × 250259.
Since it has a total of 3 prime factors.
8 , 7 , 13 , 53 , 1 , 251 , 5244 , 5702 , 86359 , 48107 , 44680 , 561883 , 5530018 , 7213229 , 11042986 , 14762730 , 232696724 , 568430103 , 8823400304 , 9871097593
n×2
42544030
n×3
63816045
n×4
85088060
n×5
106360075
n÷2
10636007.5
n÷3
7090671.6666667
n÷3
5318003.75
n÷5
4254403
n2
452498622160225
n3
9.6255574780716E+21
n4
2.047550030569E+29
n5
4.3555514963515E+36
2 √n
4612.1594725248
3 √n
277.07853125766
4 √n
67.912881491841
5 √n
29.212029201894
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21272014
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21272015 can be divided by 8 positive divisors.
The sum of these divisors (counting 21272015) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001001010111001111
3
Ternary
1111000201201102
4
Quaternary
1101021113033
5
Quinary
20421201030
6
Senary
2035533315
8
Octal
121112717
10
Decimal
21272015
12
Duodecimal
715a23b
16
Hexadecimal
14495cf
20
Vigesimal
6cj00f
36
Base36
cnxlb
md5
166c9fbfcc725ff8122f9fc7ff6c3510
sha1
637e79b81fd7076fe837dd6770ebc05d9d1ce2e9
sha256
42b4a7a9774567c14573ddf98a19156560516fef64e5da475ba90a90f2add9cd
sha512
f5d3fb9ec1214671c271fd0f8cc8ab21c7b6fbfa78774f7aea5a609bc87bb891028e130d4b01c0828c8f2aef28dcc5523c37c36cf2dba165b6f7b2a3c741f71a
ripemd-160
ec9d7960e433b76f9f4bb1e0d0cb8e2b679d4dcd
Diameter
42544030
Circumference
133656012.1021
Area
1.4215663471381E+15
Volume
4.0319440879755E+22
Surface area
5.6862653885523E+15
Circumference
133656012.1021
Perimeter
85088060
Area
452498622160225
Diagonal
30083172.112004
Surface area
2714991732961350
Volume
9.6255574780716E+21
Space diagonal
36844210.759367
Perimeter
63816045
Area
1.9593765098411E+14
Altitude
18422105.379684
Surface area
1.9593765098411E+14
Volume
1.1343828275742E+21
Height
10027724.037335