20397770 is an even 8-digits composite number following 20397769
and preceding 20397771 . In scientific notation, it is written as 2.0397770 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 8159104 positive integers (up to 20397770) that are relatively prime to 20397770.
20397770 has 8 divisors, whose sum is 36716004
The reverse of 20397770 is 07779302
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million three hundred ninety-seven thousand seven hundred seventy
Scientific notation
2.0397770 × 10^7
Engineering notation
2.0397770 × 10^6
Prime Factorization
2 × 5 × 2039777
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20397770
Product of the distinct prime numbers
The prime factorization of 20397770 is 2 × 5 × 2039777.
Since it has a total of 3 prime factors.
7 , 4 , 38 , 50 , 649 , 453 , 8405 , 4377 , 63654 , 51731 , 595348 , 916392 , 6534387 , 1399919 , 10683690 , 33096169 , 677762382 , 72497999 , 7068244558 , 1213238728
n×2
40795540
n×3
61193310
n×4
81591080
n×5
101988850
n÷2
10198885
n÷3
6799256.6666667
n÷3
5099442.5
n÷5
4079554
n2
416069020972900
n3
8.4868801939304E+21
n4
1.7311343021335E+29
n5
3.5311279334029E+36
2 √n
4516.3890443583
3 √n
273.22948497287
4 √n
67.204085027313
5 √n
28.967868351151
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
-20397769
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 20397770 can be divided by 8 positive divisors.
The sum of these divisors (counting 20397770) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110011111011001010
3
Ternary
1102101022110222
4
Quaternary
1031303323022
5
Quinary
20210212040
6
Senary
2005110042
8
Octal
115637312
10
Decimal
20397770
12
Duodecimal
69b8322
16
Hexadecimal
1373eca
20
Vigesimal
679e8a
36
Base36
c570q
md5
3b20b9aa30862a47a518baf2746b9392
sha1
0a2bc1eb49a71ec39da044dbc87780fc0042d1f1
sha256
166b78e99abb152beae977970be6ce2d8703f1076c487c641d6ac69e5bc34019
sha512
e7349d61296f5cf89f8f9fc85e2e17ee8383a07b17ba599b13b63544f4e2b225b281bd4d6147cbaf4e0a90e67e4c1a4b1cdfd6d77f0923afef13cce57a254c97
ripemd-160
3aba211552616c65bc33b9adc31647f573825418
Diameter
40795540
Circumference
128162968.76323
Area
1.3071193796748E+15
Volume
3.5549760625531E+22
Surface area
5.228477518699E+15
Circumference
128162968.76323
Perimeter
81591080
Area
416069020972900
Diagonal
28846802.976167
Surface area
2496414125837400
Volume
8.4868801939304E+21
Space diagonal
35329974.001104
Perimeter
61193310
Area
1.8016317094513E+14
Altitude
17664987.000552
Surface area
1.8016317094513E+14
Volume
1.0001884227077E+21
Height
9615600.9920557