20346981 is an odd 8-digits composite number following 20346980
and preceding 20346982 . In scientific notation, it is written as 2.0346981 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13544352 positive integers (up to 20346981) that are relatively prime to 20346981.
20346981 has 8 divisors, whose sum is 27169920
The reverse of 20346981 is 18964302
Previous prime number is 719
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million three hundred forty-six thousand nine hundred eighty-one
Scientific notation
2.0346981 × 10^7
Engineering notation
2.0346981 × 10^6
Prime Factorization
3 × 719 × 9433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20346981
Product of the distinct prime numbers
The prime factorization of 20346981 is 3 × 719 × 9433.
Since it has a total of 3 prime factors.
9 , 3 , 40 , 17 , 824 , 481 , 982 , 8585 , 96014 , 30737 , 810436 , 395807 , 6774049 , 8285772 , 24367823 , 71546768 , 965369040 , 961351351 , 5900495996 , 3661788675
n×2
40693962
n×3
61040943
n×4
81387924
n×5
101734905
n÷2
10173490.5
n÷3
6782327
n÷3
5086745.25
n÷5
4069396.2
n2
413999635814361
n3
8.4236427239217E+21
n4
1.7139569845442E+29
n5
3.4873850199339E+36
2 √n
4510.7627958029
3 √n
273.00252248471
4 √n
67.162212558871
5 √n
28.953428374811
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
-20346980
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 20346981 can be divided by 8 positive divisors.
The sum of these divisors (counting 20346981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101100111100001100101
3
Ternary
1102021201210220
4
Quaternary
1031213201211
5
Quinary
20202100411
6
Senary
2004034553
8
Octal
115474145
10
Decimal
20346981
12
Duodecimal
6992a59
16
Hexadecimal
1367865
20
Vigesimal
673791
36
Base36
c43tx
md5
8f5fb752963f85d2460c5cf5d8665183
sha1
88d131da47f2ea5fdfec64a45ef581ee51a87d8c
sha256
a23ef236c2868374801371553be6d37dc591cb840d482d699115eba7a7f80c4e
sha512
277b33689926e1ef53e4c33c15c60ba88dd88573ae6430e165e0b907f7fd9f330effda13c0a7493d59a76a90831460d5da780840a8d177d4dacce6706aaad648
ripemd-160
dfbae9916ca7d609ee2ebad7834edcc3e4e99bfd
Diameter
40693962
Circumference
127843852.06466
Area
1.3006182144632E+15
Volume
3.5284872130583E+22
Surface area
5.202472857853E+15
Circumference
127843852.06466
Perimeter
81387924
Area
413999635814361
Diagonal
28774976.483548
Surface area
2483997814886166
Volume
8.4236427239217E+21
Space diagonal
35242004.872639
Perimeter
61040943
Area
1.7926710088637E+14
Altitude
17621002.436319
Surface area
1.7926710088637E+14
Volume
9.927358153963E+20
Height
9591658.8278492