20104891 is an odd 8-digits composite number following 20104890
and preceding 20104892 . In scientific notation, it is written as 2.0104891 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19804752 positive integers (up to 20104891) that are relatively prime to 20104891.
20104891 has 4 divisors, whose sum is 20405032
The reverse of 20104891 is 19840102
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred four thousand eight hundred ninety-one
Scientific notation
2.0104891 × 10^7
Engineering notation
2.0104891 × 10^6
Prime Factorization
67 × 300073
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20104891
Product of the distinct prime numbers
The prime factorization of 20104891 is 67 × 300073.
Since it has a total of 2 prime factors.
6 , 9 , 2 , 58 , 212 , 869 , 3727 , 278 , 83195 , 89898 , 155626 , 761534 , 7937672 , 684161 , 7627857 , 97863848 , 531718383 , 28137034 , 6826722886 , 9815868524
n×2
40209782
n×3
60314673
n×4
80419564
n×5
100524455
n÷2
10052445.5
n÷3
6701630.3333333
n÷3
5026222.75
n÷5
4020978.2
n2
404206642121881
n3
8.1265304813364E+21
n4
1.6338300953545E+29
n5
3.2847975979621E+36
2 √n
4483.8477895665
3 √n
271.91546446646
4 √n
66.9615396296
5 √n
28.884200073328
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
-20104890
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 20104891 can be divided by 4 positive divisors.
The sum of these divisors (counting 20104891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101100011010111011
3
Ternary
1101211102201121
4
Quaternary
1030230122323
5
Quinary
20121324031
6
Senary
1554530111
8
Octal
114543273
10
Decimal
20104891
12
Duodecimal
6896937
16
Hexadecimal
132c6bb
20
Vigesimal
65d24b
36
Base36
byx17
md5
cea5305cf18609e9d4e822e6f00ec467
sha1
449387f5ef7829e19a1b55ef23c5f0dcf30f010c
sha256
e4e8c889dffa03fbd26c3ed43a51f6a193e23253956289ab5954e08d49188cde
sha512
e2b79e36b1388c22921b8f5f74817482fc3dfcb5d094b5f36a51aa1360a53e2283837692188301a6338c36fcb314840202c7d4a717ec780cb33faff3abb7d14f
ripemd-160
f0bc843d0232421cd43ada5f9e406e7bc5a51278
Diameter
40209782
Circumference
126322755.73365
Area
1.2698526174223E+15
Volume
3.404033127912E+22
Surface area
5.0794104696892E+15
Circumference
126322755.73365
Perimeter
80419564
Area
404206642121881
Diagonal
28432609.522233
Surface area
2425239852731286
Volume
8.1265304813364E+21
Space diagonal
34822692.692634
Perimeter
60314673
Area
1.7502661022798E+14
Altitude
17411346.346317
Surface area
1.7502661022798E+14
Volume
9.5772080181203E+20
Height
9477536.5074109