20797643 is an odd 8-digits prime number following 20797642
and preceding 20797644 . In scientific notation, it is written as 2.0797643 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 20797642 positive integers (up to 20797643) that are relatively prime to 20797643.
20797643 has 2 divisors, whose sum is 20797644
The reverse of 20797643 is 34679702
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred ninety-seven thousand six hundred forty-three
Scientific notation
2.0797643 × 10^7
Engineering notation
2.0797643 × 10^6
Prime Factorization
20797643
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20797643
Product of the distinct prime numbers
The prime factorization of 20797643 is 20797643.
Since it has a total of 1 prime factors.
5 , 1 , 93 , 16 , 198 , 958 , 1858 , 7359 , 85275 , 38663 , 418212 , 941264 , 8650271 , 8501856 , 61428927 , 5901468 , 74249742 , 730757372 , 9195269427 , 6063778385
n×2
41595286
n×3
62392929
n×4
83190572
n×5
103988215
n÷2
10398821.5
n÷3
6932547.6666667
n÷3
5199410.75
n÷5
4159528.6
n2
432541954355449
n3
8.9958531492069E+21
n4
1.8709254227763E+29
n5
3.8910839022526E+36
2 √n
4560.4432898568
3 √n
275.0033850823
4 √n
67.531054262886
5 √n
29.080563910964
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20797644
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10398822
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4560.4433994953
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999038353
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20797643 can be divided by 2 positive divisors.
The sum of these divisors (counting 20797643) is 20797644, the average is 10398822.
Base
System
Value
2
Binary
1001111010101100011001011
3
Ternary
1110010122000002
4
Quaternary
1033111203023
5
Quinary
20311011033
6
Senary
2021433215
8
Octal
117254313
10
Decimal
20797643
12
Duodecimal
6b6b80b
16
Hexadecimal
13d58cb
20
Vigesimal
69je23
36
Base36
cdrkb
md5
0a1f9b6f70a40d1c4e3233bf379c72d9
sha1
610c6dad63a50bf39b5e6b9ddd798aaeb466e422
sha256
51ff11fe73142dd46ba721631e187e5330ddded6f9aa0ebf13682b0b20734d5c
sha512
ec35e634b63ec463f67caa098634395ef9379d92314f6567068a4efb0071ca97a7d0a2631882854f3f286428084af1fb26c543fd7b9394972eb22c4e083f0616
ripemd-160
d7f78fc80dba4b1eae6d01ebc489d397e5d91550
Diameter
41595286
Circumference
130675444.92157
Area
1.3588706261725E+15
Volume
3.7681741555095E+22
Surface area
5.4354825046898E+15
Circumference
130675444.92157
Perimeter
83190572
Area
432541954355449
Diagonal
29412308.795994
Surface area
2595251726132694
Volume
8.9958531492069E+21
Space diagonal
36022574.353679
Perimeter
62392929
Area
1.8729616033719E+14
Altitude
18011287.17684
Surface area
1.8729616033719E+14
Volume
1.0601714607271E+21
Height
9804102.931998