20132391 is an odd 8-digits composite number following 20132390
and preceding 20132392 . In scientific notation, it is written as 2.0132391 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13421592 positive integers (up to 20132391) that are relatively prime to 20132391.
20132391 has 4 divisors, whose sum is 26843192
The reverse of 20132391 is 19323102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred thirty-two thousand three hundred ninety-one
Scientific notation
2.0132391 × 10^7
Engineering notation
2.0132391 × 10^6
Prime Factorization
3 × 6710797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20132391
Product of the distinct prime numbers
The prime factorization of 20132391 is 3 × 6710797.
Since it has a total of 2 prime factors.
7 , 7 , 41 , 9 , 187 , 725 , 2566 , 5973 , 4100 , 97530 , 435430 , 508765 , 5017823 , 3001091 , 51647046 , 45824465 , 114699920 , 403316030 , 5677154565 , 1599138491
n×2
40264782
n×3
60397173
n×4
80529564
n×5
100661955
n÷2
10066195.5
n÷3
6710797
n÷3
5033097.75
n÷5
4026478.2
n2
405313167376881
n3
8.1599231630798E+21
n4
1.6427876364908E+29
n5
3.3073243027799E+36
2 √n
4486.9133042661
3 √n
272.0393856966
4 √n
66.984425833667
5 √n
28.892097467689
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20132390
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20132391 can be divided by 4 positive divisors.
The sum of these divisors (counting 20132391) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110011001000100111
3
Ternary
1101212211110010
4
Quaternary
1030303020213
5
Quinary
20123214031
6
Senary
1555301303
8
Octal
114631047
10
Decimal
20132391
12
Duodecimal
68aa833
16
Hexadecimal
1333227
20
Vigesimal
65gajb
36
Base36
bzi93
md5
908e28941dde8858a6805c59134da153
sha1
a176af3efa89a24d43bfbe8f94c9b9959b167b7d
sha256
3c50f925f7a3554768628a57e380e677f2972934eb490d9d6b5327b8c9341f44
sha512
f44acacd21cc465369eb07b20cfaf11b9220693bb89efca6e084ee7cdb6c6f1ed86f6a4f51453f952567468b3ee05322937c8ac6f2899f155853b21e4ba26714
ripemd-160
6bd7505844025890e4779c2f4e3d2ca4a215ca77
Diameter
40264782
Circumference
126495543.32959
Area
1.2733288690344E+15
Volume
3.4180206217318E+22
Surface area
5.0933154761377E+15
Circumference
126495543.32959
Perimeter
80529564
Area
405313167376881
Diagonal
28471500.395198
Surface area
2431879004261286
Volume
8.1599231630798E+21
Space diagonal
34870324.089842
Perimeter
60397173
Area
1.7550574971836E+14
Altitude
17435162.044921
Surface area
1.7550574971836E+14
Volume
9.6165616709582E+20
Height
9490500.1317327