20121519 is an odd 8-digits composite number following 20121518
and preceding 20121520 . In scientific notation, it is written as 2.0121519 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12194840 positive integers (up to 20121519) that are relatively prime to 20121519.
20121519 has 8 divisors, whose sum is 29267712
The reverse of 20121519 is 91512102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-one thousand five hundred nineteen
Scientific notation
2.0121519 × 10^7
Engineering notation
2.0121519 × 10^6
Prime Factorization
3 × 11 × 609743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121519
Product of the distinct prime numbers
The prime factorization of 20121519 is 3 × 11 × 609743.
Since it has a total of 3 prime factors.
3 , 1 , 20 , 2 , 218 , 610 , 1424 , 3292 , 21854 , 15293 , 500067 , 102633 , 9089711 , 5643275 , 90124767 , 33018806 , 337098487 , 814685828 , 6738411674 , 7282359867
n×2
40243038
n×3
60364557
n×4
80486076
n×5
100607595
n÷2
10060759.5
n÷3
6707173
n÷3
5030379.75
n÷5
4024303.8
n2
404875526867361
n3
8.1467106064966E+21
n4
1.6392419225612E+29
n5
3.2984037490412E+36
2 √n
4485.7016173615
3 √n
271.99040749764
4 √n
66.975380680975
5 √n
28.888976300833
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
-20121518
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 20121519 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121519) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000011110101111
3
Ternary
1101212021112110
4
Quaternary
1030300132233
5
Quinary
20122342034
6
Senary
1555135103
8
Octal
114603657
10
Decimal
20121519
12
Duodecimal
68a4493
16
Hexadecimal
13307af
20
Vigesimal
65f3fj
36
Base36
bz9v3
md5
0cc1974d90c6011f7d3d610891ac776f
sha1
b7dde794aea7d7d721d2fbca0f3347609a970222
sha256
136e641abd959ef3794f67543fd602cb1f364a62e3f323291127d22a353baea1
sha512
e0ed56d872794c8d865a7f4cc49d98776fcaa1c1eb1863dc226589ebb839a5e99c3a4eb58b3213bbe479efebc77427ed95c52153446cbf20555658794329e211
ripemd-160
d124abaa2ef9b82a72cc81077ae1603a57bb88a5
Diameter
40243038
Circumference
126427232.53893
Area
1.2719539808248E+15
Volume
3.4124861589722E+22
Surface area
5.0878159232992E+15
Circumference
126427232.53893
Perimeter
80486076
Area
404875526867361
Diagonal
28456125.065348
Surface area
2429253161204166
Volume
8.1467106064966E+21
Space diagonal
34851493.233463
Perimeter
60364557
Area
1.7531624581887E+14
Altitude
17425746.616731
Surface area
1.7531624581887E+14
Volume
9.6009905236969E+20
Height
9485375.0217826