20744891 is an odd 8-digits prime number following 20744890
and preceding 20744892 . In scientific notation, it is written as 2.0744891 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 20744890 positive integers (up to 20744891) that are relatively prime to 20744891.
20744891 has 2 divisors, whose sum is 20744892
The reverse of 20744891 is 19844702
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred forty-four thousand eight hundred ninety-one
Scientific notation
2.0744891 × 10^7
Engineering notation
2.0744891 × 10^6
Prime Factorization
20744891
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20744891
Product of the distinct prime numbers
The prime factorization of 20744891 is 20744891.
Since it has a total of 1 prime factors.
1 , 6 , 13 , 89 , 851 , 306 , 8224 , 8079 , 39682 , 49325 , 540762 , 228222 , 1541829 , 9258530 , 25675124 , 62230987 , 447716880 , 795470636 , 4979014646 , 288917697
n×2
41489782
n×3
62234673
n×4
82979564
n×5
103724455
n÷2
10372445.5
n÷3
6914963.6666667
n÷3
5186222.75
n÷5
4148978.2
n2
430350502601881
n3
8.9275742682712E+21
n4
1.8520155508969E+29
n5
3.8419860733661E+36
2 √n
4554.6559694449
3 √n
274.77067824385
4 √n
67.488191333335
5 √n
29.065796692396
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20744892
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10372446
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4554.6560792227
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999035907
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20744891 can be divided by 2 positive divisors.
The sum of these divisors (counting 20744891) is 20744892, the average is 10372446.
Base
System
Value
2
Binary
1001111001000101010111011
3
Ternary
1110000221122022
4
Quaternary
1033020222323
5
Quinary
20302314031
6
Senary
2020345055
8
Octal
117105273
10
Decimal
20744891
12
Duodecimal
6b4518b
16
Hexadecimal
13c8abb
20
Vigesimal
69d24b
36
Base36
ccmuz
md5
99ff7a117c74e06a825a03fe6b2a31e5
sha1
b8ec0031bd2317723f1cab44d6bdfaef527b16d1
sha256
3f00905771d2f26e65a773415ef219841d4be54982f1bb918b02c9e8614af13c
sha512
4f71fd33ff5dacd289e7f001845ffd0f1307293422c799b77e822dfd4c9ef618bb4f5fbe99fc897a4ad509c49c01e9f3edfa773a25fbaa3b837f2964df5c083d
ripemd-160
786773feba49966f547726c9b63a3bfcf8761ec0
Diameter
41489782
Circumference
130343994.33024
Area
1.3519859774427E+15
Volume
3.7395735647438E+22
Surface area
5.407943909771E+15
Circumference
130343994.33024
Perimeter
82979564
Area
430350502601881
Diagonal
29337706.202152
Surface area
2582103015611286
Volume
8.9275742682712E+21
Space diagonal
35931205.209478
Perimeter
62234673
Area
1.8634723389232E+14
Altitude
17965602.604739
Surface area
1.8634723389232E+14
Volume
1.0521247174402E+21
Height
9779235.4007172