21102040 is an even 8-digits composite number following 21102039
and preceding 21102041 . In scientific notation, it is written as 2.1102040 × 10^7.
The sum of its digits is 10. It has a total of 6 prime factors and 32 positive divisors.
There are 8073472 positive integers (up to 21102040) that are relatively prime to 21102040.
21102040 has 32 divisors, whose sum is 49546080
The reverse of 21102040 is 04020112
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 10
Digital Root 1
Name
twenty-one million one hundred two thousand forty
Scientific notation
2.1102040 × 10^7
Engineering notation
2.1102040 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 23 × 22937
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5275510
Product of the distinct prime numbers
The prime factorization of 21102040 is 2 × 2 × 2 × 5 × 23 × 22937.
Since it has a total of 6 prime factors.
1 , 10 , 99 , 42 , 705 , 284 , 3722 , 5655 , 25633 , 76519 , 849760 , 41251 , 4748414 , 6083299 , 43699795 , 62198219 , 640539959 , 888719397 , 460293750 , 2806335817
n×2
42204080
n×3
63306120
n×4
84408160
n×5
105510200
n÷2
10551020
n÷3
7034013.3333333
n÷3
5275510
n÷5
4220408
n2
445296092161600
n3
9.3966559486378E+21
n4
1.9828860969439E+29
n5
4.1842941733155E+36
2 √n
4593.6956799509
3 √n
276.33855394896
4 √n
67.776807832406
5 √n
29.165195261549
1 , 2 , 4 , 5 , 8 , 10 , 20 , 23 , 40 , 46 , 92 , 115 , 184 , 230 , 460 , 920 , 22937 , 45874 , 91748 , 114685 , 183496 , 229370 , 458740 , 527551 , 917480 , 1055102 , 2110204 , 2637755 , 4220408 , 5275510 , 10551020 , 21102040
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21102039
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21102040 can be divided by 32 positive divisors.
The sum of these divisors (counting 21102040) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000011111110111011000
3
Ternary
1110201002120001
4
Quaternary
1100133313120
5
Quinary
20400231130
6
Senary
2032142344
8
Octal
120376730
10
Decimal
21102040
12
Duodecimal
70979b4
16
Hexadecimal
141fdd8
20
Vigesimal
6bhf20
36
Base36
ckafs
md5
cf8842d11ff90975bd84512f5428bc9e
sha1
18caea4c8d8e60227b5b5a84fb60730accce3752
sha256
99443bbcf453493714ae2a1e28cac65f82b6ecb8cac69fe5b142be1908721e87
sha512
2f96ab236e88e8f687fbe48743eac00a857e15fc1b5b154d7b19f2141c6da2043318f919fe2008fb8d2a1ff463c4e636c5ed58cef05268bf70272a0a5a788213
ripemd-160
3bdff3afc6c1f43062f9497fedea45f23fe0cf93
Diameter
42204080
Circumference
132588027.67952
Area
1.3989389318071E+15
Volume
3.9360620395402E+22
Surface area
5.5957557272285E+15
Circumference
132588027.67952
Perimeter
84408160
Area
445296092161600
Diagonal
29842791.16174
Surface area
2671776552969600
Volume
9.3966559486378E+21
Space diagonal
36549805.423351
Perimeter
63306120
Area
1.9281886400894E+14
Altitude
18274902.711675
Surface area
1.9281886400894E+14
Volume
1.1074065236264E+21
Height
9947597.0539132