20131975 is an odd 8-digits composite number following 20131974
and preceding 20131976 . In scientific notation, it is written as 2.0131975 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 16105560 positive integers (up to 20131975) that are relatively prime to 20131975.
20131975 has 6 divisors, whose sum is 24963680
The reverse of 20131975 is 57913102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred thirty-one thousand nine hundred seventy-five
Scientific notation
2.0131975 × 10^7
Engineering notation
2.0131975 × 10^6
Prime Factorization
5 × 5 × 805279
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4026395
Product of the distinct prime numbers
The prime factorization of 20131975 is 5 × 5 × 805279.
Since it has a total of 3 prime factors.
1 , 9 , 80 , 45 , 81 , 50 , 8210 , 2508 , 60639 , 25897 , 803074 , 290796 , 8244938 , 719213 , 14569522 , 32095976 , 356504577 , 732490226 , 4948513926 , 2142691473
n×2
40263950
n×3
60395925
n×4
80527900
n×5
100659875
n÷2
10065987.5
n÷3
6710658.3333333
n÷3
5032993.75
n÷5
4026395
n2
405296417400625
n3
8.1594173426989E+21
n4
1.6426518595778E+29
n5
3.3069826170724E+36
2 √n
4486.866946991
3 √n
272.03751194725
4 √n
66.984079802524
5 √n
28.891978065956
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20131974
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20131975 can be divided by 6 positive divisors.
The sum of these divisors (counting 20131975) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100110011000010000111
3
Ternary
1101212210212201
4
Quaternary
1030303002013
5
Quinary
20123210400
6
Senary
1555255331
8
Octal
114630207
10
Decimal
20131975
12
Duodecimal
68aa547
16
Hexadecimal
1333087
20
Vigesimal
65g9if
36
Base36
bzhxj
md5
117c8d583da32409332bb70cb6388667
sha1
61738f26075be023e905dba09d859f000822c7ce
sha256
d381ff0a11a6e25f598738339efa7750b981e3aa4c75f363acfd447ed83e427a
sha512
9f2552fa1cadd76fd14af8bdcc1ecb75260281f512ee3499a71ec5475e1db2f28f37aad16310e58e7af4ebdfe5fde71ca2d70a10e72ef24448d2a31e82e01abe
ripemd-160
f437dbe5e0a442ab2219249ff1d7f70d21815b34
Diameter
40263950
Circumference
126492929.52451
Area
1.2732762474321E+15
Volume
3.4178087441862E+22
Surface area
5.0931049897283E+15
Circumference
126492929.52451
Perimeter
80527900
Area
405296417400625
Diagonal
28470912.082356
Surface area
2431778504403750
Volume
8.1594173426989E+21
Space diagonal
34869603.556706
Perimeter
60395925
Area
1.7549849676588E+14
Altitude
17434801.778353
Surface area
1.7549849676588E+14
Volume
9.6159655559226E+20
Height
9490304.027452