20121095 is an odd 8-digits composite number following 20121094
and preceding 20121096 . In scientific notation, it is written as 2.0121095 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 15249600 positive integers (up to 20121095) that are relatively prime to 20121095.
20121095 has 8 divisors, whose sum is 25416240
The reverse of 20121095 is 59012102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-one thousand ninety-five
Scientific notation
2.0121095 × 10^7
Engineering notation
2.0121095 × 10^6
Prime Factorization
5 × 19 × 211801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121095
Product of the distinct prime numbers
The prime factorization of 20121095 is 5 × 19 × 211801.
Since it has a total of 3 prime factors.
1 , 3 , 25 , 27 , 222 , 751 , 1633 , 7600 , 79896 , 94623 , 997683 , 732396 , 9261418 , 5021776 , 43995533 , 60244170 , 710063361 , 474166324 , 3024549487 , 9273707895
n×2
40242190
n×3
60363285
n×4
80484380
n×5
100605475
n÷2
10060547.5
n÷3
6707031.6666667
n÷3
5030273.75
n÷5
4024219
n2
404858463999025
n3
8.1461956156785E+21
n4
1.6391037587165E+29
n5
3.2980562443992E+36
2 √n
4485.6543558326
3 √n
271.98849702652
4 √n
66.975027852421
5 √n
28.888854550291
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
-20121094
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 20121095 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121095) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000011000000111
3
Ternary
1101212020221202
4
Quaternary
1030300120013
5
Quinary
20122333340
6
Senary
1555133115
8
Octal
114603007
10
Decimal
20121095
12
Duodecimal
68a419b
16
Hexadecimal
1330607
20
Vigesimal
65f2ef
36
Base36
bz9jb
md5
1711e8aef23df426ef217891db082ee4
sha1
8a54f32cc322c7f94c8c5573aec55ad55de73640
sha256
579dbacbcc52834e1917b00ee9ca83f7ced6b620fced4b8bbba1864d3e06ccc4
sha512
bc4ed9a2dc051da089621f2bb8c416acabc5fa328550ff7b107f11e625efeea6de6557d02437468baa6ac1f9fc6eac055ef43790133b2aefccff05153de553c1
ripemd-160
c520591489116d30da82819b1462148e89a018db
Diameter
40242190
Circumference
126424568.46836
Area
1.271900376243E+15
Volume
3.4122704401228E+22
Surface area
5.0876015049719E+15
Circumference
126424568.46836
Perimeter
80484380
Area
404858463999025
Diagonal
28455525.438797
Surface area
2429150783994150
Volume
8.1461956156785E+21
Space diagonal
34850758.84392
Perimeter
60363285
Area
1.7530885738015E+14
Altitude
17425379.42196
Surface area
1.7530885738015E+14
Volume
9.6003836011973E+20
Height
9485175.1462658