20997624 is an even 8-digits composite number following 20997623
and preceding 20997625 . In scientific notation, it is written as 2.0997624 × 10^7.
The sum of its digits is 39. It has a total of 6 prime factors and 32 positive divisors.
There are 6757632 positive integers (up to 20997624) that are relatively prime to 20997624.
20997624 has 32 divisors, whose sum is 54306000
The reverse of 20997624 is 42679902
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million nine hundred ninety-seven thousand six hundred twenty-four
Scientific notation
2.0997624 × 10^7
Engineering notation
2.0997624 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 29 × 30169
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5249406
Product of the distinct prime numbers
The prime factorization of 20997624 is 2 × 2 × 2 × 3 × 29 × 30169.
Since it has a total of 6 prime factors.
1 , 7 , 85 , 77 , 799 , 470 , 2470 , 6193 , 8863 , 82925 , 819491 , 64206 , 640445 , 4558096 , 39793985 , 94972447 , 596122701 , 444592227 , 3193504605 , 3934918835
n×2
41995248
n×3
62992872
n×4
83990496
n×5
104988120
n÷2
10498812
n÷3
6999208
n÷3
5249406
n÷5
4199524.8
n2
440900213645376
n3
9.2578569076453E+21
n4
1.9439299839254E+29
n5
4.0817910884791E+36
2 √n
4582.316444769
3 √n
275.8820121602
4 √n
67.692809402247
5 √n
29.136275228715
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 29 , 58 , 87 , 116 , 174 , 232 , 348 , 696 , 30169 , 60338 , 90507 , 120676 , 181014 , 241352 , 362028 , 724056 , 874901 , 1749802 , 2624703 , 3499604 , 5249406 , 6999208 , 10498812 , 20997624
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
-20997623
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 20997624 can be divided by 32 positive divisors.
The sum of these divisors (counting 20997624) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000000110010111111000
3
Ternary
1110111210022210
4
Quaternary
1100012113320
5
Quinary
20333410444
6
Senary
2030015120
8
Octal
120062770
10
Decimal
20997624
12
Duodecimal
70474a0
16
Hexadecimal
14065f8
20
Vigesimal
6b4e14
36
Base36
ci1vc
md5
4e3629766feaaf483603c8911d24bf7e
sha1
b65360ee0b2e608c29fe960d907005ef25ba7c99
sha256
a333e83baaca2a6ce4239747350fe0f180a04d71e24f7ebad8f38d8261b00224
sha512
0d8d65bfdff8344f167047d5bbe653f22b3a07c73c3739ed639d4545be856ee0b0b290169d3d30523405e0a7dd428665796cb3596b1cc367cf930967db6175ac
ripemd-160
5c0175e6e0d25573bdbc10823e9adb53aadffb35
Diameter
41995248
Circumference
131931962.60248
Area
1.3851288721545E+15
Volume
3.8779220332059E+22
Surface area
5.5405154886179E+15
Circumference
131931962.60248
Perimeter
83990496
Area
440900213645376
Diagonal
29695124.638411
Surface area
2645401281872256
Volume
9.2578569076453E+21
Space diagonal
36368951.606228
Perimeter
62992872
Area
1.9091539277544E+14
Altitude
18184475.803114
Surface area
1.9091539277544E+14
Volume
1.0910488997751E+21
Height
9898374.8794703