20994297 is an odd 8-digits composite number following 20994296
and preceding 20994298 . In scientific notation, it is written as 2.0994297 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13213584 positive integers (up to 20994297) that are relatively prime to 20994297.
20994297 has 8 divisors, whose sum is 21436800
The reverse of 20994297 is 79249902
Previous prime number is 839
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million nine hundred ninety-four thousand two hundred ninety-seven
Scientific notation
2.0994297 × 10^7
Engineering notation
2.0994297 × 10^6
Prime Factorization
57 × 839 × 439
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20994297
Product of the distinct prime numbers
The prime factorization of 20994297 is 57 × 839 × 439.
Since it has a total of 3 prime factors.
8 , 8 , 63 , 28 , 669 , 62 , 4457 , 6121 , 61044 , 37154 , 265430 , 948211 , 7166290 , 1833342 , 22048757 , 38087523 , 844264548 , 317542025 , 4338030501 , 3295855383
n×2
41988594
n×3
62982891
n×4
83977188
n×5
104971485
n÷2
10497148.5
n÷3
6998099
n÷3
5248574.25
n÷5
4198859.4
n2
440760506524209
n3
9.2534569798397E+21
n4
1.9426982411148E+29
n5
4.0785583855341E+36
2 √n
4581.9534043899
3 √n
275.86744054429
4 √n
67.690127820753
5 √n
29.135351862034
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
-20994296
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 20994297 can be divided by 8 positive divisors.
The sum of these divisors (counting 20994297) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000101100011111001
3
Ternary
1110111121202120
4
Quaternary
1100011203321
5
Quinary
20333304142
6
Senary
2025551453
8
Octal
120054371
10
Decimal
20994297
12
Duodecimal
7045589
16
Hexadecimal
14058f9
20
Vigesimal
6b45eh
36
Base36
chzax
md5
c2d5a9ac67a3b108ca5c7628f8925b05
sha1
32b7ed76e74d257037797739718ecc3eec14ef38
sha256
0189f196e1b0cb11d90c2ee8429485ed61e0491db7ff75258295ea883fba0856
sha512
95348013d4160f7a17aad871d1bfffbc4a021f211d2e66fe1e536fd0a68af527f431c5cebb6d237d7a6f95f469f34a792811ef9c7d09c642cb3c8cae6de0d5f4
ripemd-160
9ef16cd9dd1238b528025dfcc5174b0fd5779a89
Diameter
41988594
Circumference
131911058.44496
Area
1.384689969289E+15
Volume
3.8760789957565E+22
Surface area
5.5387598771559E+15
Circumference
131911058.44496
Perimeter
83977188
Area
440760506524209
Diagonal
29690419.549889
Surface area
2644563039145254
Volume
9.2534569798397E+21
Space diagonal
36363189.073191
Perimeter
62982891
Area
1.9085489781743E+14
Altitude
18181594.536595
Surface area
1.9085489781743E+14
Volume
1.0905303633104E+21
Height
9896806.5166296