20121054 is an even 8-digits composite number following 20121053
and preceding 20121055 . In scientific notation, it is written as 2.0121054 × 10^7.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 6691608 positive integers (up to 20121054) that are relatively prime to 20121054.
20121054 has 16 divisors, whose sum is 40334592
The reverse of 20121054 is 45012102
Previous prime number is 463
Is Prime? no
Number parity even
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million one hundred twenty-one thousand fifty-four
Scientific notation
2.0121054 × 10^7
Engineering notation
2.0121054 × 10^6
Prime Factorization
2 × 3 × 463 × 7243
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20121054
Product of the distinct prime numbers
The prime factorization of 20121054 is 2 × 3 × 463 × 7243.
Since it has a total of 4 prime factors.
7 , 5 , 47 , 2 , 6 , 926 , 819 , 1888 , 721 , 33624 , 815238 , 710566 , 2377454 , 761665 , 23282648 , 76288090 , 219486605 , 263353195 , 5564782251 , 366918561
n×2
40242108
n×3
60363162
n×4
80484216
n×5
100605270
n÷2
10060527
n÷3
6707018
n÷3
5030263.5
n÷5
4024210.8
n2
404856814070916
n3
8.1461458181889E+21
n4
1.6390903989965E+29
n5
3.2980226429091E+36
2 √n
4485.6497857055
3 √n
271.98831228614
4 √n
66.97499373427
5 √n
28.888842777135
1 , 2 , 3 , 6 , 463 , 926 , 1389 , 2778 , 7243 , 14486 , 21729 , 43458 , 3353509 , 6707018 , 10060527 , 20121054
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20121053
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20121054 can be divided by 16 positive divisors.
The sum of these divisors (counting 20121054) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110000010111011110
3
Ternary
1101212020220020
4
Quaternary
1030300113132
5
Quinary
20122333204
6
Senary
1555133010
8
Octal
114602736
10
Decimal
20121054
12
Duodecimal
68a4166
16
Hexadecimal
13305de
20
Vigesimal
65f2ce
36
Base36
bz9i6
md5
eb81ef72e77a2182d43d4280933ed8b9
sha1
b8479819d2ee8d270a43153312cdcdc4e83ed1fb
sha256
677467130aadb2f7be509d2ca64e46c8b54e27452fb5ad8f6d8e4261dea66730
sha512
ad3d46b9fc28a3811a57165821d47f245baeb1e06c0d51f701f74396629be24b2edce2b2904f38c3cf5ccff17481079670d9fad8e210b8c0507284359d98f07f
ripemd-160
bfaaec633e37adafbf1e157040ffedc669791a52
Diameter
40242108
Circumference
126424310.85777
Area
1.271895192841E+15
Volume
3.4122495809991E+22
Surface area
5.0875807713638E+15
Circumference
126424310.85777
Perimeter
80484216
Area
404856814070916
Diagonal
28455467.456041
Surface area
2429140884425496
Volume
8.1461458181889E+21
Space diagonal
34850687.829837
Perimeter
60363162
Area
1.7530814294032E+14
Altitude
17425343.914918
Surface area
1.7530814294032E+14
Volume
9.600324914293E+20
Height
9485155.8186805