20121517 is an odd 8-digits composite number following 20121516
and preceding 20121518 . In scientific notation, it is written as 2.0121517 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 18528048 positive integers (up to 20121517) that are relatively prime to 20121517.
20121517 has 8 divisors, whose sum is 21722624
The reverse of 20121517 is 71512102
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty-one thousand five hundred seventeen
Scientific notation
2.0121517 × 10^7
Engineering notation
2.0121517 × 10^6
Prime Factorization
13 × 463 × 3343
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121517
Product of the distinct prime numbers
The prime factorization of 20121517 is 13 × 463 × 3343.
Since it has a total of 3 prime factors.
1 , 10 , 20 , 92 , 698 , 967 , 10 , 2458 , 58257 , 81595 , 952745 , 645419 , 6774999 , 5200021 , 43459561 , 46955220 , 438567930 , 60090508 , 8812079970 , 7222869664
n×2
40243034
n×3
60364551
n×4
80486068
n×5
100607585
n÷2
10060758.5
n÷3
6707172.3333333
n÷3
5030379.25
n÷5
4024303.4
n2
404875446381289
n3
8.1467081772437E+21
n4
1.6392412708245E+29
n5
3.2984021097996E+36
2 √n
4485.701394431
3 √n
271.99039848604
4 √n
66.975379016703
5 √n
28.888975726543
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
-20121516
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 20121517 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121517) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000011110101101
3
Ternary
1101212021112101
4
Quaternary
1030300132231
5
Quinary
20122342032
6
Senary
1555135101
8
Octal
114603655
10
Decimal
20121517
12
Duodecimal
68a4491
16
Hexadecimal
13307ad
20
Vigesimal
65f3fh
36
Base36
bz9v1
md5
e0cc1e9d45c885c168ed34b72f30c709
sha1
b34123008a26987ef095560b97252f35935cccdc
sha256
e331a434cf8039c2ae1781d70e23bca07137241741214d7d69214db24bb7a9b8
sha512
372dc5d7dfde69db92f165e14a2d4977afcb277779a5eb62d2f5b7b7166f2196c4ad2594bba02a62982e37a2b2a26baffc54c8e5338c6a199f8e23cd267507e5
ripemd-160
024f0ac07413c5c7e9f9ce52c9a1d72c22472a6d
Diameter
40243034
Circumference
126427219.97256
Area
1.2719537279703E+15
Volume
3.4124851414092E+22
Surface area
5.0878149118814E+15
Circumference
126427219.97256
Perimeter
80486068
Area
404875446381289
Diagonal
28456122.236921
Surface area
2429252678287734
Volume
8.1467081772437E+21
Space diagonal
34851489.769361
Perimeter
60364551
Area
1.7531621096738E+14
Altitude
17425744.88468
Surface area
1.7531621096738E+14
Volume
9.6009876607949E+20
Height
9485374.0789736