21268051 is an odd 8-digits composite number following 21268050
and preceding 21268052 . In scientific notation, it is written as 2.1268051 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 18229752 positive integers (up to 21268051) that are relatively prime to 21268051.
21268051 has 4 divisors, whose sum is 24306352
The reverse of 21268051 is 15086212
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million two hundred sixty-eight thousand fifty-one
Scientific notation
2.1268051 × 10^7
Engineering notation
2.1268051 × 10^6
Prime Factorization
7 × 3038293
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21268051
Product of the distinct prime numbers
The prime factorization of 21268051 is 7 × 3038293.
Since it has a total of 2 prime factors.
3 , 5 , 71 , 57 , 814 , 372 , 2006 , 8711 , 44298 , 98439 , 350339 , 808358 , 2286943 , 6167974 , 31000868 , 42384353 , 607251473 , 800920904 , 3292775253 , 7581054685
n×2
42536102
n×3
63804153
n×4
85072204
n×5
106340255
n÷2
10634025.5
n÷3
7089350.3333333
n÷3
5317012.75
n÷5
4253610.2
n2
452329993338601
n3
9.620177367155E+21
n4
2.046024228737E+29
n5
4.3514947644014E+36
2 √n
4611.7297188799
3 √n
277.06131916735
4 √n
67.90971741128
5 √n
29.210940399389
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
-21268050
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 21268051 can be divided by 4 positive divisors.
The sum of these divisors (counting 21268051) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001000011001010011
3
Ternary
1111000112021121
4
Quaternary
1101020121103
5
Quinary
20421034201
6
Senary
2035503111
8
Octal
121103123
10
Decimal
21268051
12
Duodecimal
7157a97
16
Hexadecimal
1448653
20
Vigesimal
6cia2b
36
Base36
cnuj7
md5
c748012247c548c3ce588ade39191b42
sha1
05440808e2fa451533402671eded39e6385bd881
sha256
54fb1bf9b9056756c235bb2db420371616af4931a294deb716c1ea409e57ae9a
sha512
8e9eeed37e7e7c0be77103b284550c668f1f0583dd161c4c468cf2c32209ab0ae11dee54555f123eab0ad41c7bc403fd66d8205959a5ee00e37172893a994f55
ripemd-160
c11d7c21605765bf3bc231b245ebbfed91551100
Diameter
42536102
Circumference
133631105.55555
Area
1.4210365840709E+15
Volume
4.0296904723847E+22
Surface area
5.6841463362835E+15
Circumference
133631105.55555
Perimeter
85072204
Area
452329993338601
Diagonal
30077566.169443
Surface area
2713979960031606
Volume
9.620177367155E+21
Space diagonal
36837344.909966
Perimeter
63804153
Area
1.9586463256244E+14
Altitude
18418672.454983
Surface area
1.9586463256244E+14
Volume
1.1337487754221E+21
Height
10025855.389814