21404512 is an even 8-digits composite number following 21404511
and preceding 21404513 . In scientific notation, it is written as 2.1404512 × 10^7.
The sum of its digits is 19. It has a total of 7 prime factors and 24 positive divisors.
There are 10550400 positive integers (up to 21404512) that are relatively prime to 21404512.
21404512 has 24 divisors, whose sum is 42738192
The reverse of 21404512 is 21540412
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million four hundred four thousand five hundred twelve
Scientific notation
2.1404512 × 10^7
Engineering notation
2.1404512 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 71 × 9421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1337782
Product of the distinct prime numbers
The prime factorization of 21404512 is 2 × 2 × 2 × 2 × 2 × 71 × 9421.
Since it has a total of 7 prime factors.
4 , 1 , 4 , 91 , 988 , 573 , 3021 , 8851 , 92350 , 62014 , 815508 , 747478 , 8305436 , 9148395 , 59126512 , 83156965 , 563778612 , 592646089 , 9788109341 , 4998249875
n×2
42809024
n×3
64213536
n×4
85618048
n×5
107022560
n÷2
10702256
n÷3
7134837.3333333
n÷3
5351128
n÷5
4280902.4
n2
458153133958144
n3
9.8065442536447E+21
n4
2.0990429415567E+29
n5
4.4928989831065E+36
2 √n
4626.5010537122
3 √n
277.65262064214
4 √n
68.018387614763
5 √n
29.248329466133
1 , 2 , 4 , 8 , 16 , 32 , 71 , 142 , 284 , 568 , 1136 , 2272 , 9421 , 18842 , 37684 , 75368 , 150736 , 301472 , 668891 , 1337782 , 2675564 , 5351128 , 10702256 , 21404512
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21404511
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21404512 can be divided by 24 positive divisors.
The sum of these divisors (counting 21404512) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010001101001101101100000
3
Ternary
1111021110110201
4
Quaternary
1101221231200
5
Quinary
20434421022
6
Senary
2042434544
8
Octal
121515540
10
Decimal
21404512
12
Duodecimal
7202a54
16
Hexadecimal
1469b60
20
Vigesimal
6dfb5c
36
Base36
cqrts
md5
311949ec8535ecb9ee5db6fdb853d7d7
sha1
33a70483308261b560e0732608ed10c4c837c611
sha256
b101cbb7dac443985a57e904f5f9ff7a98cf38a87f2b1f118477292e24f33dd6
sha512
51231f8e2f040119a51b3e667f708a4911cf875eaa9384a33991a02120886c5bda46eb4bbe84ff5a5b2a1ae313aecc5bb258569ae6f8ec5a5226cf62bbc3f64f
ripemd-160
30eb16c0a062085c29f8a86c4d15d094cefb57b9
Diameter
42809024
Circumference
134488515.30575
Area
1.439330519862E+15
Volume
4.1077556512471E+22
Surface area
5.7573220794482E+15
Circumference
134488515.30575
Perimeter
85618048
Area
458153133958144
Diagonal
30270551.166378
Surface area
2748918803748864
Volume
9.8065442536447E+21
Space diagonal
37073702.295218
Perimeter
64213536
Area
1.983861264156E+14
Altitude
18536851.147609
Surface area
1.983861264156E+14
Volume
1.1557123236264E+21
Height
10090183.722126