20797211 is an odd 8-digits composite number following 20797210
and preceding 20797212 . In scientific notation, it is written as 2.0797211 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20716032 positive integers (up to 20797211) that are relatively prime to 20797211.
20797211 has 4 divisors, whose sum is 20878392
The reverse of 20797211 is 11279702
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred ninety-seven thousand two hundred eleven
Scientific notation
2.0797211 × 10^7
Engineering notation
2.0797211 × 10^6
Prime Factorization
257 × 80923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20797211
Product of the distinct prime numbers
The prime factorization of 20797211 is 257 × 80923.
Since it has a total of 2 prime factors.
10 , 3 , 33 , 44 , 59 , 382 , 9117 , 7432 , 35234 , 78115 , 824339 , 197294 , 8269139 , 8142454 , 53543691 , 56497230 , 447004961 , 309343011 , 5865250209 , 2114437524
n×2
41594422
n×3
62391633
n×4
83188844
n×5
103986055
n÷2
10398605.5
n÷3
6932403.6666667
n÷3
5199302.75
n÷5
4159442.2
n2
432523985378521
n3
8.995292586478E+21
n4
1.8707699792772E+29
n5
3.8906797991493E+36
2 √n
4560.3959257942
3 √n
275.00148098376
4 √n
67.530703578403
5 √n
29.080443100082
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20797210
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20797211 can be divided by 4 positive divisors.
The sum of these divisors (counting 20797211) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101011100011011
3
Ternary
1110010121102002
4
Quaternary
1033111130123
5
Quinary
20311002321
6
Senary
2021431215
8
Octal
117253433
10
Decimal
20797211
12
Duodecimal
6b6b50b
16
Hexadecimal
13d571b
20
Vigesimal
69jd0b
36
Base36
cdr8b
md5
891ac206595d53635540b67098e47477
sha1
d570c4dcb06ca0ae9a990444a51db934f32bb68c
sha256
6377614e73ffcf9ee57669a4f7aae32a88b4440677bc81bf094e0fd3f7781a5a
sha512
7847f316b6a7d035ad6d8b0070435ffd4d1e05f61c0f63a85ee2539f9b1ff1180417801d60b62ca50b86db41f06d1018880e8a8af481f8ac7d62f1725fed7ea0
ripemd-160
d22dd6176deef6e0af0702890a31fc60bdbf06d2
Diameter
41594422
Circumference
130672730.58551
Area
1.3588141749665E+15
Volume
3.7679393475427E+22
Surface area
5.4352566998662E+15
Circumference
130672730.58551
Perimeter
83188844
Area
432523985378521
Diagonal
29411697.855735
Surface area
2595143912271126
Volume
8.995292586478E+21
Space diagonal
36021826.10773
Perimeter
62391633
Area
1.8728837954194E+14
Altitude
18010913.053865
Surface area
1.8728837954194E+14
Volume
1.0601053977759E+21
Height
9803899.285245