20101405 is an odd 8-digits composite number following 20101404
and preceding 20101406 . In scientific notation, it is written as 2.0101405 × 10^7.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 16081120 positive integers (up to 20101405) that are relatively prime to 20101405.
20101405 has 4 divisors, whose sum is 24121692
The reverse of 20101405 is 50410102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty million one hundred one thousand four hundred five
Scientific notation
2.0101405 × 10^7
Engineering notation
2.0101405 × 10^6
Prime Factorization
5 × 4020281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20101405
Product of the distinct prime numbers
The prime factorization of 20101405 is 5 × 4020281.
Since it has a total of 2 prime factors.
5 , 1 , 94 , 73 , 501 , 161 , 1665 , 5684 , 3650 , 85683 , 694441 , 707114 , 8491341 , 7370813 , 47007595 , 93284571 , 629515332 , 179730925 , 4467863664 , 6855397521
n×2
40202810
n×3
60304215
n×4
80405620
n×5
100507025
n÷2
10050702.5
n÷3
6700468.3333333
n÷3
5025351.25
n÷5
4020281
n2
404066482974025
n3
8.1223040211865E+21
n4
1.63269722663E+29
n5
3.2819508194866E+36
2 √n
4483.4590440864
3 √n
271.8997476922
4 √n
66.958636814726
5 √n
28.883198353839
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
-20101404
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 20101405 can be divided by 4 positive divisors.
The sum of these divisors (counting 20101405) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101011100100011101
3
Ternary
1101211020221111
4
Quaternary
1030223210131
5
Quinary
20121221110
6
Senary
1554502021
8
Octal
114534435
10
Decimal
20101405
12
Duodecimal
6894911
16
Hexadecimal
132b91d
20
Vigesimal
65cda5
36
Base36
byucd
md5
042ce107a8e5931da5f994a205dda3e0
sha1
016a663eeab3c4504d0e12ce8208b8545bfb69df
sha256
717559d37346bb91747a87becf882152a4707c5aeb86aabe2642580c2a0837ee
sha512
a2ce680cf7882afc724518a595d9a09a13052b76f090104bbe4e938bd81b40cb12dbc950ee506937fb738ba5a7a1d9eb4bc86d70dc2f6d69d329ba6553b213ec
ripemd-160
b882dfdb6be10fbc541d489f6131eec3a3810f79
Diameter
40202810
Circumference
126300852.54967
Area
1.2694122944731E+15
Volume
3.4022627524243E+22
Surface area
5.0776491778922E+15
Circumference
126300852.54967
Perimeter
80405620
Area
404066482974025
Diagonal
28427679.573754
Surface area
2424398897844150
Volume
8.1223040211865E+21
Space diagonal
34816654.763519
Perimeter
60304215
Area
1.7496591953667E+14
Altitude
17408327.38176
Surface area
1.7496591953667E+14
Volume
9.5722270870662E+20
Height
9475893.1912514