20121559 is an odd 8-digits prime number following 20121558
and preceding 20121560 . In scientific notation, it is written as 2.0121559 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 20121558 positive integers (up to 20121559) that are relatively prime to 20121559.
20121559 has 2 divisors, whose sum is 20121560
The reverse of 20121559 is 95512102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-one thousand five hundred fifty-nine
Scientific notation
2.0121559 × 10^7
Engineering notation
2.0121559 × 10^6
Prime Factorization
20121559
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20121559
Product of the distinct prime numbers
The prime factorization of 20121559 is 20121559.
Since it has a total of 1 prime factors.
5 , 4 , 67 , 60 , 467 , 665 , 1767 , 2505 , 25704 , 67429 , 367273 , 661731 , 9898696 , 4496287 , 68564178 , 74687199 , 818958116 , 975324313 , 854044929 , 4898983414
n×2
40243118
n×3
60364677
n×4
80486236
n×5
100607795
n÷2
10060779.5
n÷3
6707186.3333333
n÷3
5030389.75
n÷5
4024311.8
n2
404877136590481
n3
8.1467591916564E+21
n4
1.6392549573371E+29
n5
3.29843653401E+36
2 √n
4485.7060759706
3 √n
271.99058772938
4 √n
66.9754139664
5 √n
28.888987786627
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20121560
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10060780
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4485.7061874358
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999006041
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20121559 can be divided by 2 positive divisors.
The sum of these divisors (counting 20121559) is 20121560, the average is 10060780.
Base
System
Value
2
Binary
1001100110000011111010111
3
Ternary
1101212021120221
4
Quaternary
1030300133113
5
Quinary
20122342214
6
Senary
1555135211
8
Octal
114603727
10
Decimal
20121559
12
Duodecimal
68a4507
16
Hexadecimal
13307d7
20
Vigesimal
65f3hj
36
Base36
bz9w7
md5
cff85e3c569f6ac54971442400e2182d
sha1
fa9d979108d217011355da41ff58353c21ecf2aa
sha256
a6cb37053c3f72a02c0f8d0aa51a3c984e78b5eb9e982f977d1ea43f227b40d9
sha512
16697b2855d1c958b925569e6f4c84ce221ed63f1a49abd092fd15c2382ffb59bd1d0170333ba3be492ebec3a0fb4bbb30a24c69863beade49fbc596048a16a9
ripemd-160
9ff78c5a0b1da812d23767002918568238e1fbb7
Diameter
40243118
Circumference
126427483.86635
Area
1.2719590379191E+15
Volume
3.4125065102764E+22
Surface area
5.0878361516765E+15
Circumference
126427483.86635
Perimeter
80486236
Area
404877136590481
Diagonal
28456181.63389
Surface area
2429262819542886
Volume
8.1467591916564E+21
Space diagonal
34851562.515495
Perimeter
60364677
Area
1.7531694284943E+14
Altitude
17425781.257747
Surface area
1.7531694284943E+14
Volume
9.6010477818568E+20
Height
9485393.8779635