21085046 is an even 8-digits composite number following 21085045
and preceding 21085047 . In scientific notation, it is written as 2.1085046 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 10318168 positive integers (up to 21085046) that are relatively prime to 21085046.
21085046 has 8 divisors, whose sum is 32300640
The reverse of 21085046 is 64058012
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million eighty-five thousand forty-six
Scientific notation
2.1085046 × 10^7
Engineering notation
2.1085046 × 10^6
Prime Factorization
2 × 47 × 224309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21085046
Product of the distinct prime numbers
The prime factorization of 21085046 is 2 × 47 × 224309.
Since it has a total of 3 prime factors.
6 , 5 , 59 , 57 , 93 , 216 , 5854 , 1882 , 61104 , 43826 , 200111 , 423627 , 3339818 , 6569297 , 12008591 , 62039818 , 965177361 , 579179803 , 8942956706 , 3193490473
n×2
42170092
n×3
63255138
n×4
84340184
n×5
105425230
n÷2
10542523
n÷3
7028348.6666667
n÷3
5271261.5
n÷5
4217009.2
n2
444579164822116
n3
9.3739721409159E+21
n4
1.9765063379393E+29
n5
4.1674727054742E+36
2 √n
4591.8455984495
3 √n
276.26435324643
4 √n
67.763158120394
5 √n
29.16049625554
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
-21085045
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 21085046 can be divided by 8 positive divisors.
The sum of these divisors (counting 21085046) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011101101110110
3
Ternary
1110200020020122
4
Quaternary
1100123231312
5
Quinary
20344210141
6
Senary
2031531542
8
Octal
120335566
10
Decimal
21085046
12
Duodecimal
7089bb2
16
Hexadecimal
141bb76
20
Vigesimal
6bfcc6
36
Base36
cjxbq
md5
3dfc29b52f03e0dbf29606411d129751
sha1
22a83d2c6bbbc5957488122a74597c172e13abbd
sha256
56109d9f7774a991db02a2563bc50f1cd93a3f65ea871ff8ef0dece1c864e59c
sha512
712b92523419d92899ae3f57f7e634114022421ff424af034ec1d9efa1f25939a109529de72fcf832685ab05b78c06ab88513671ddb80feb9c5cba63418dae4a
ripemd-160
5f9a082daffb638bbc2b3123fe12c4596b29cc1e
Diameter
42170092
Circumference
132481251.22841
Area
1.3966866381442E+15
Volume
3.9265602683809E+22
Surface area
5.586746552577E+15
Circumference
132481251.22841
Perimeter
84340184
Area
444579164822116
Diagonal
29818758.016461
Surface area
2667474988932696
Volume
9.3739721409159E+21
Space diagonal
36520370.951927
Perimeter
63255138
Area
1.9250842536461E+14
Altitude
18260185.475963
Surface area
1.9250842536461E+14
Volume
1.1047332112492E+21
Height
9939586.0054869