20121013 is an odd 8-digits composite number following 20121012
and preceding 20121014 . In scientific notation, it is written as 2.0121013 × 10^7.
The sum of its digits is 10. It has a total of 3 prime factors and 8 positive divisors.
There are 17215680 positive integers (up to 20121013) that are relatively prime to 20121013.
20121013 has 8 divisors, whose sum is 23241600
The reverse of 20121013 is 31012102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 10
Digital Root 1
Name
twenty million one hundred twenty-one thousand thirteen
Scientific notation
2.0121013 × 10^7
Engineering notation
2.0121013 × 10^6
Prime Factorization
11 × 17 × 107599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121013
Product of the distinct prime numbers
The prime factorization of 20121013 is 11 × 17 × 107599.
Since it has a total of 3 prime factors.
5 , 6 , 25 , 6 , 847 , 822 , 26 , 2782 , 8013 , 50604 , 192979 , 509364 , 1882852 , 1849573 , 95565224 , 35040890 , 435725782 , 824726720 , 9585901954 , 8666694783
n×2
40242026
n×3
60363039
n×4
80484052
n×5
100605065
n÷2
10060506.5
n÷3
6707004.3333333
n÷3
5030253.25
n÷5
4024202.6
n2
404855164146169
n3
8.1460960209022E+21
n4
1.6390770393582E+29
n5
3.2979890416928E+36
2 √n
4485.6452155738
3 √n
271.98812754552
4 √n
66.974959616067
5 √n
28.888831003959
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
-20121012
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 20121013 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000010110110101
3
Ternary
1101212020211201
4
Quaternary
1030300112311
5
Quinary
20122333023
6
Senary
1555132501
8
Octal
114602665
10
Decimal
20121013
12
Duodecimal
68a4131
16
Hexadecimal
13305b5
20
Vigesimal
65f2ad
36
Base36
bz9h1
md5
4d02853d393f2a05fd9e07dea5aa0f0f
sha1
4812c374cabbfebfd345caa49069533276f1c9a4
sha256
e313b3bf6f66cd485ee3301584115d7bfde41041a9fdddf6c255c33a5204b4ef
sha512
a7a0207ee09e70ffa1d73576f26a473f5a05f64f29ffb759e8ee9eb33f3fbedbb319061aae268c8d843102e22cd2b0cfd03dae378afd0670036e2a57be5f21c2
ripemd-160
dedb47c0b248cb2e667fb765d02f5630150eadea
Diameter
40242026
Circumference
126424053.24717
Area
1.2718900094495E+15
Volume
3.4122287219605E+22
Surface area
5.087560037798E+15
Circumference
126424053.24717
Perimeter
80484052
Area
404855164146169
Diagonal
28455409.473285
Surface area
2429130984877014
Volume
8.1460960209022E+21
Space diagonal
34850616.815754
Perimeter
60363039
Area
1.7530742850195E+14
Altitude
17425308.407877
Surface area
1.7530742850195E+14
Volume
9.6002662276278E+20
Height
9485136.4910951