20120521 is an odd 8-digits composite number following 20120520
and preceding 20120522 . In scientific notation, it is written as 2.0120521 × 10^7.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 20101392 positive integers (up to 20120521) that are relatively prime to 20120521.
20120521 has 4 divisors, whose sum is 20139652
The reverse of 20120521 is 12502102
Previous prime number is 1117
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty million one hundred twenty thousand five hundred twenty-one
Scientific notation
2.0120521 × 10^7
Engineering notation
2.0120521 × 10^6
Prime Factorization
1117 × 18013
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20120521
Product of the distinct prime numbers
The prime factorization of 20120521 is 1117 × 18013.
Since it has a total of 2 prime factors.
6 , 4 , 68 , 21 , 394 , 715 , 2388 , 7329 , 46211 , 89927 , 651351 , 847821 , 3080971 , 4820473 , 87826955 , 96615386 , 130615560 , 268454243 , 2865784490 , 6709510558
n×2
40241042
n×3
60361563
n×4
80482084
n×5
100602605
n÷2
10060260.5
n÷3
6706840.3333333
n÷3
5030130.25
n÷5
4024104.2
n2
404835365311441
n3
8.1454984692915E+21
n4
1.6389167300685E+29
n5
3.2975858484594E+36
2 √n
4485.5903736298
3 √n
271.98591063842
4 √n
66.974550193561
5 √n
28.888689724354
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20120520
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20120521 can be divided by 4 positive divisors.
The sum of these divisors (counting 20120521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000001111001001
3
Ternary
1101212020011111
4
Quaternary
1030300033021
5
Quinary
20122324041
6
Senary
1555130321
8
Octal
114601711
10
Decimal
20120521
12
Duodecimal
68a39a1
16
Hexadecimal
13303c9
20
Vigesimal
65f161
36
Base36
bz93d
md5
af8051c9cfb8ab9c7136d29fdedf3c95
sha1
8e6b8f2e642f66067c5a0cbc934e09861b2b5b04
sha256
51c1092006c22d2d085cf6ab4dd1544a16798a019f1390742a1a7fa67c5e0dde
sha512
18e5ebb45ebbe2f0c49fa50140f47741c8e9c71273bc886981f5334263f0f74b736d646b5586c19ec2f08e80ee24c9e8e95b52d4a2399f088c829ea89155ce44
ripemd-160
8299ba5958da6de59dfb5786fdf4a453ede19b2d
Diameter
40241042
Circumference
126420961.92
Area
1.2718278095758E+15
Volume
3.4119784201271E+22
Surface area
5.0873112383031E+15
Circumference
126420961.92
Perimeter
80482084
Area
404835365311441
Diagonal
28454713.680213
Surface area
2429012191868646
Volume
8.1454984692915E+21
Space diagonal
34849764.646757
Perimeter
60361563
Area
1.7529885535503E+14
Altitude
17424882.323378
Surface area
1.7529885535503E+14
Volume
9.5995620063011E+20
Height
9484904.5600709