20397777 is an odd 8-digits composite number following 20397776
and preceding 20397778 . In scientific notation, it is written as 2.0397777 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13588032 positive integers (up to 20397777) that are relatively prime to 20397777.
20397777 has 8 divisors, whose sum is 27218016
The reverse of 20397777 is 77779302
Previous prime number is 2897
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million three hundred ninety-seven thousand seven hundred seventy-seven
Scientific notation
2.0397777 × 10^7
Engineering notation
2.0397777 × 10^6
Prime Factorization
3 × 2897 × 2347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20397777
Product of the distinct prime numbers
The prime factorization of 20397777 is 3 × 2897 × 2347.
Since it has a total of 3 prime factors.
9 , 7 , 46 , 48 , 596 , 193 , 5479 , 4328 , 52204 , 50013 , 987631 , 795870 , 3331593 , 8040099 , 45595216 , 29075217 , 842744438 , 633345637 , 8272062864 , 4174708104
n×2
40795554
n×3
61193331
n×4
81591108
n×5
101988885
n÷2
10198888.5
n÷3
6799259
n÷3
5099444.25
n÷5
4079555.4
n2
416069306541729
n3
8.4868889313828E+21
n4
1.7311366784612E+29
n5
3.5311339923771E+36
2 √n
4516.3898193137
3 √n
273.22951622802
4 √n
67.204090792999
5 √n
28.967870339359
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
-20397776
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 20397777 can be divided by 8 positive divisors.
The sum of these divisors (counting 20397777) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110011111011010001
3
Ternary
1102101022111020
4
Quaternary
1031303323101
5
Quinary
20210212102
6
Senary
2005110053
8
Octal
115637321
10
Decimal
20397777
12
Duodecimal
69b8329
16
Hexadecimal
1373ed1
20
Vigesimal
679e8h
36
Base36
c570x
md5
f0e9f2dead448de65627f44d8e75f803
sha1
83f717d880bbaec6627d1b65bb51409d9e005d21
sha256
d993d7aa68ae71aa33bfc325e1b31eaa03e343168738d1c45dae7c0459465c6b
sha512
0a041e875eadaa08b3706088a1d266273a87cb0f34ad83802e252220b96d9fa16303bca7685a44ec94d77be31530afe3edf1a2071f8b40010be0d90ba6e263be
ripemd-160
7e7956d09106fb305602b26e117748d435172a5d
Diameter
40795554
Circumference
128163012.74553
Area
1.3071202768157E+15
Volume
3.5549797224886E+22
Surface area
5.2284811072628E+15
Circumference
128163012.74553
Perimeter
81591108
Area
416069306541729
Diagonal
28846812.875662
Surface area
2496415839250374
Volume
8.4868889313828E+21
Space diagonal
35329986.12546
Perimeter
61193331
Area
1.8016329460006E+14
Altitude
17664993.06273
Surface area
1.8016329460006E+14
Volume
1.0001894524263E+21
Height
9615604.2918873