20105465 is an odd 8-digits composite number following 20105464
and preceding 20105466 . In scientific notation, it is written as 2.0105465 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 16041472 positive integers (up to 20105465) that are relatively prime to 20105465.
20105465 has 8 divisors, whose sum is 24190920
The reverse of 20105465 is 56450102
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred five thousand four hundred sixty-five
Scientific notation
2.0105465 × 10^7
Engineering notation
2.0105465 × 10^6
Prime Factorization
5 × 389 × 10337
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20105465
Product of the distinct prime numbers
The prime factorization of 20105465 is 5 × 389 × 10337.
Since it has a total of 3 prime factors.
5 , 1 , 56 , 71 , 254 , 199 , 5976 , 5526 , 8051 , 8523 , 600011 , 853519 , 8749407 , 6879594 , 40802329 , 80358519 , 820597682 , 777823907 , 6698568685 , 9457993817
n×2
40210930
n×3
60316395
n×4
80421860
n×5
100527325
n÷2
10052732.5
n÷3
6701821.6666667
n÷3
5026366.25
n÷5
4021093
n2
404229722866225
n3
8.1272265450466E+21
n4
1.6340166884851E+29
n5
3.2852665339752E+36
2 √n
4483.9117966347
3 √n
271.91805219484
4 √n
66.962017566937
5 √n
28.884365001768
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
-20105464
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 20105465 can be divided by 8 positive divisors.
The sum of these divisors (counting 20105465) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101100100011111001
3
Ternary
1101211110111212
4
Quaternary
1030230203321
5
Quinary
20121333330
6
Senary
1554532505
8
Octal
114544371
10
Decimal
20105465
12
Duodecimal
6897135
16
Hexadecimal
132c8f9
20
Vigesimal
65d3d5
36
Base36
byxh5
md5
a5e422d6f04724ccf36b67d7f04b95cc
sha1
32cdfb8e2af27142fbefb73f3509b77362b1329c
sha256
bf51d0e32231d4fd31763c7cddaa0f3c85da5877d8016393cbe468ba10edce91
sha512
196740e0229fad5fea9f1abcdbb26b3a0957017cdc2d9b5bbcd6c4922b96e728a0e588cc166acc830096fa308e678d77227450976f634b3f7eac7b94173574ea
ripemd-160
070877451405da02eb77b61836a82c2af9b5d1f5
Diameter
40210930
Circumference
126326362.28201
Area
1.2699251277192E+15
Volume
3.4043246943971E+22
Surface area
5.0797005108767E+15
Circumference
126326362.28201
Perimeter
80421860
Area
404229722866225
Diagonal
28433421.280818
Surface area
2425378337197350
Volume
8.1272265450466E+21
Space diagonal
34823686.889798
Perimeter
60316395
Area
1.7503660448345E+14
Altitude
17411843.444899
Surface area
1.7503660448345E+14
Volume
9.5780283370696E+20
Height
9477807.0936059