21105414 is an even 8-digits composite number following 21105413
and preceding 21105415 . In scientific notation, it is written as 2.1105414 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 6395400 positive integers (up to 21105414) that are relatively prime to 21105414.
21105414 has 16 divisors, whose sum is 35816256
The reverse of 21105414 is 41450112
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million one hundred five thousand four hundred fourteen
Scientific notation
2.1105414 × 10^7
Engineering notation
2.1105414 × 10^6
Prime Factorization
2 × 27 × 11 × 35531
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21105414
Product of the distinct prime numbers
The prime factorization of 21105414 is 2 × 27 × 11 × 35531.
Since it has a total of 4 prime factors.
1 , 5 , 51 , 83 , 485 , 412 , 7255 , 7204 , 38476 , 63710 , 369932 , 19065 , 1510789 , 2606270 , 53595676 , 84654245 , 619383703 , 351464116 , 6098567108 , 1216793392
n×2
42210828
n×3
63316242
n×4
84421656
n×5
105527070
n÷2
10552707
n÷3
7035138
n÷3
5276353.5
n÷5
4221082.8
n2
445438500111396
n3
9.4011639563901E+21
n4
1.9841545738149E+29
n5
4.1876403720357E+36
2 √n
4594.0629077103
3 √n
276.35328106529
4 √n
67.779516874277
5 √n
29.166127845091
1 , 2 , 11 , 22 , 27 , 54 , 297 , 594 , 35531 , 71062 , 390841 , 781682 , 959337 , 1918674 , 10552707 , 21105414
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21105413
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21105414 can be divided by 16 positive divisors.
The sum of these divisors (counting 21105414) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100000101100000110
3
Ternary
1110201021012000
4
Quaternary
1100200230012
5
Quinary
20400333124
6
Senary
2032210130
8
Octal
120405406
10
Decimal
21105414
12
Duodecimal
7099946
16
Hexadecimal
1420b06
20
Vigesimal
6bi3ae
36
Base36
ckd1i
md5
21b5919dd523866e77ba93878e82f3e8
sha1
8cd9fef4a37cbbac16d0d1683fe897f4ca400846
sha256
8808805a6a8ec73b1db144f93b13505a9652360872cb5d6c5d373881cd909b38
sha512
3040f0280fbb44f7c12b7fb67f8c56c18cf7134de233a674930c44986bec51d4f169927155537bb49a0d30b0a8865142a4d3ebc8d751442be0af33485176047c
ripemd-160
cb50b5a80ba9f05f6389b63a8fac8da0948f073e
Diameter
42210828
Circumference
132609227.14674
Area
1.399386319576E+15
Volume
3.9379503494118E+22
Surface area
5.5975452783041E+15
Circumference
132609227.14674
Perimeter
84421656
Area
445438500111396
Diagonal
29847562.718299
Surface area
2672631000668376
Volume
9.4011639563901E+21
Space diagonal
36555649.362775
Perimeter
63316242
Area
1.9288052846005E+14
Altitude
18277824.681388
Surface area
1.9288052846005E+14
Volume
1.107937797435E+21
Height
9949187.5727663