20121759 is an odd 8-digits composite number following 20121758
and preceding 20121760 . In scientific notation, it is written as 2.0121759 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 11126160 positive integers (up to 20121759) that are relatively prime to 20121759.
20121759 has 8 divisors, whose sum is 22462720
The reverse of 20121759 is 95712102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred twenty-one thousand seven hundred fifty-nine
Scientific notation
2.0121759 × 10^7
Engineering notation
2.0121759 × 10^6
Prime Factorization
217 × 9 × 10303
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121759
Product of the distinct prime numbers
The prime factorization of 20121759 is 217 × 9 × 10303.
Since it has a total of 3 prime factors.
6 , 1 , 17 , 91 , 385 , 612 , 5569 , 664 , 56894 , 53215 , 447109 , 71795 , 4749223 , 1701464 , 59270944 , 87533790 , 630222635 , 479247998 , 5667029750 , 7332995757
n×2
40243518
n×3
60365277
n×4
80487036
n×5
100608795
n÷2
10060879.5
n÷3
6707253
n÷3
5030439.75
n÷5
4024351.8
n2
404885185254081
n3
8.147002120353E+21
n4
1.6393201323823E+29
n5
3.2986004627645E+36
2 √n
4485.7283689497
3 √n
271.99148888449
4 √n
66.97558039278
5 √n
28.889045215324
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
-20121758
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 20121759 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121759) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000100010011111
3
Ternary
1101212021212100
4
Quaternary
1030300202133
5
Quinary
20122344014
6
Senary
1555140143
8
Octal
114604237
10
Decimal
20121759
12
Duodecimal
68a4653
16
Hexadecimal
133089f
20
Vigesimal
65f47j
36
Base36
bza1r
md5
ec3560939263cc6e8804b02c39f2da74
sha1
458670aa684902dfe9ba4145e121f269025e3754
sha256
b92dd5fd1465f5b55f422fbe037660318dc616fb44cd532aebb3721f4f0f9304
sha512
a55ba7b5a0fde289dda133fa852dfde3328e8dd18e32e6c54f20c407fd5f691a9665fd447144018d87872b56fb7c4220bc9d4dd02a7db8abb1879c85aec1453f
ripemd-160
ba80bed7762ef63fe93b7833334b755f21da1473
Diameter
40243518
Circumference
126428740.50341
Area
1.2719843235416E+15
Volume
3.4126082680108E+22
Surface area
5.0879372941663E+15
Circumference
126428740.50341
Perimeter
80487036
Area
404885185254081
Diagonal
28456464.476603
Surface area
2429311111524486
Volume
8.147002120353E+21
Space diagonal
34851908.925656
Perimeter
60365277
Area
1.75320428023E+14
Altitude
17425954.462828
Surface area
1.75320428023E+14
Volume
9.6013340760713E+20
Height
9485488.1588676