20797661 is an odd 8-digits prime number following 20797660
and preceding 20797662 . In scientific notation, it is written as 2.0797661 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 20797660 positive integers (up to 20797661) that are relatively prime to 20797661.
20797661 has 2 divisors, whose sum is 20797662
The reverse of 20797661 is 16679702
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 sixty-one
Scientific notation
2.0797661 × 10^7
Engineering notation
2.0797661 × 10^6
Prime Factorization
20797661
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20797661
Product of the distinct prime numbers
The prime factorization of 20797661 is 20797661.
Since it has a total of 1 prime factors.
9 , 9 , 3 , 56 , 622 , 255 , 5599 , 2752 , 99740 , 7633 , 593284 , 100531 , 776934 , 9630831 , 64395813 , 93560780 , 841305743 , 838591463 , 417777044 , 3663553509
n×2
41595322
n×3
62392983
n×4
83190644
n×5
103988305
n÷2
10398830.5
n÷3
6932553.6666667
n÷3
5199415.25
n÷5
4159532.2
n2
432542703070921
n3
8.9958765064927E+21
n4
1.870931899799E+29
n5
3.8911007406105E+36
2 √n
4560.4452633487
3 √n
275.00346441917
4 √n
67.531068874621
5 √n
29.080568944708
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20797662
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10398831
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4560.4453729872
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 20797661 can be divided by 2 positive divisors.
The sum of these divisors (counting 20797661) is 20797662, the average is 10398831.
Base
System
Value
2
Binary
1001111010101100011011101
3
Ternary
1110010122000202
4
Quaternary
1033111203131
5
Quinary
20311011121
6
Senary
2021433245
8
Octal
117254335
10
Decimal
20797661
12
Duodecimal
6b6b825
16
Hexadecimal
13d58dd
20
Vigesimal
69je31
36
Base36
cdrkt
md5
be65383e5a3501e6d39c95cc3e30deaa
sha1
36be253741c9b768dc1d510b1ea0aa3a6b7743c0
sha256
09491c0abae5e08676b852eae1321be8a8c4a0e00f36c535d41454dbbb360c29
sha512
e691d8bba41fecf3f11c953b7a0d1c39bf1e3383629b29cd0a07610a04214394f3573c4618c7a9cb991832383e0407c64acf9e392f254f015bca3c0188729922
ripemd-160
d90eab20616b7772b41e12a0878c7948bd3f264d
Diameter
41595322
Circumference
130675558.0189
Area
1.3588729783315E+15
Volume
3.7681839393865E+22
Surface area
5.4354919133259E+15
Circumference
130675558.0189
Perimeter
83190644
Area
432542703070921
Diagonal
29412334.251838
Surface area
2595256218425526
Volume
8.9958765064927E+21
Space diagonal
36022605.530594
Perimeter
62392983
Area
1.872964845405E+14
Altitude
18011302.765297
Surface area
1.872964845405E+14
Volume
1.0601742134096E+21
Height
9804111.4172793