21102994 is an even 8-digits composite number following 21102993
and preceding 21102995 . In scientific notation, it is written as 2.1102994 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 9592260 positive integers (up to 21102994) that are relatively prime to 21102994.
21102994 has 8 divisors, whose sum is 34532208
The reverse of 21102994 is 49920112
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million one hundred two thousand nine hundred ninety-four
Scientific notation
2.1102994 × 10^7
Engineering notation
2.1102994 × 10^6
Prime Factorization
2 × 11 × 959227
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21102994
Product of the distinct prime numbers
The prime factorization of 21102994 is 2 × 11 × 959227.
Since it has a total of 3 prime factors.
4 , 3 , 12 , 54 , 6 , 354 , 5974 , 116 , 31151 , 6485 , 53157 , 562809 , 9967319 , 9271026 , 72139639 , 65243713 , 1962609 , 965038337 , 737258047 , 6142809689
n×2
42205988
n×3
63308982
n×4
84411976
n×5
105514970
n÷2
10551497
n÷3
7034331.3333333
n÷3
5275748.5
n÷5
4220598.8
n2
445336355764036
n3
9.3979304436703E+21
n4
1.9832446976519E+29
n5
4.185240095508E+36
2 √n
4593.7995167399
3 √n
276.34271820682
4 √n
67.777573848139
5 √n
29.165458962056
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
-21102993
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 21102994 can be divided by 8 positive divisors.
The sum of these divisors (counting 21102994) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100000000110010010
3
Ternary
1110201010212101
4
Quaternary
1100200012102
5
Quinary
20400243434
6
Senary
2032151014
8
Octal
120400622
10
Decimal
21102994
12
Duodecimal
709846a
16
Hexadecimal
1420192
20
Vigesimal
6bhh9e
36
Base36
ckb6a
md5
af5df7d86abe743d6a58007797459ca6
sha1
fca5c7f79f928dba2c1b40b57018ec423e7c78af
sha256
70640f1b41527a021eb997b43fef2e9ff3243a607e7c51d8f6c8f450a97729e5
sha512
22ef0daf69462e30eec63521c8c9e56573b697ec6f3df5d2e350be0ae79378dc0d348c4843a22c7b35d64b4f7e21ef6e8d3029cdf53f6bf9e84bc77c1f823c5a
ripemd-160
2c5c04afd89ad7b53367e59ede123c9614cd7b01
Diameter
42205988
Circumference
132594021.8383
Area
1.3990654236447E+15
Volume
3.936595898771E+22
Surface area
5.596261694579E+15
Circumference
132594021.8383
Perimeter
84411976
Area
445336355764036
Diagonal
29844140.321478
Surface area
2672018134584216
Volume
9.3979304436703E+21
Space diagonal
36551457.799821
Perimeter
63308982
Area
1.9283629866022E+14
Altitude
18275728.899911
Surface area
1.9283629866022E+14
Volume
1.1075567243065E+21
Height
9948046.773826