20454993 is an odd 8-digits composite number following 20454992
and preceding 20454994 . In scientific notation, it is written as 2.0454993 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 12587616 positive integers (up to 20454993) that are relatively prime to 20454993.
20454993 has 8 divisors, whose sum is 24476200
The reverse of 20454993 is 39945402
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million four hundred fifty-four thousand nine hundred ninety-three
Scientific notation
2.0454993 × 10^7
Engineering notation
2.0454993 × 10^6
Prime Factorization
9 × 13 × 174829
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20454993
Product of the distinct prime numbers
The prime factorization of 20454993 is 9 × 13 × 174829.
Since it has a total of 3 prime factors.
3 , 5 , 31 , 68 , 138 , 376 , 9521 , 1100 , 56845 , 5919 , 419929 , 903929 , 6578335 , 5779582 , 93951556 , 10426033 , 294767181 , 275681475 , 6172040433 , 3383005425
n×2
40909986
n×3
61364979
n×4
81819972
n×5
102274965
n÷2
10227496.5
n÷3
6818331
n÷3
5113748.25
n÷5
4090998.6
n2
418406738630049
n3
8.5585069098305E+21
n4
1.7506419893103E+29
n5
3.5809369636849E+36
2 √n
4522.7196464075
3 √n
273.48474838277
4 √n
67.251168364627
5 √n
28.984103178395
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20454992
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20454993 can be divided by 8 positive divisors.
The sum of these divisors (counting 20454993) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000001111001010001
3
Ternary
1102111012222100
4
Quaternary
1032001321101
5
Quinary
20214024433
6
Senary
2010231013
8
Octal
116017121
10
Decimal
20454993
12
Duodecimal
6a25469
16
Hexadecimal
1381e51
20
Vigesimal
67gh9d
36
Base36
c6f69
md5
77ad3710e1bc679d22d74616b9f98d81
sha1
c1d0080cc08e6811a5d8380e4405becf08ac4a18
sha256
9e553db0dbadd0b60dcfdaff1f4f210d89156861848dcc86997ec6eaaf8c3a95
sha512
9e85f1eabbfc89fae45d7876745028319291d6d189dab770da4a20b533ab9aa1aaa409f447349d0fb36e0ab227354fe79e8324e736415db2f90d5db7d3b504e9
ripemd-160
5357925238e7b52cd17c77c7f70dd3895cfb575d
Diameter
40909986
Circumference
128522511.47606
Area
1.3144635362926E+15
Volume
3.5849789911495E+22
Surface area
5.2578541451705E+15
Circumference
128522511.47606
Perimeter
81819972
Area
418406738630049
Diagonal
28927728.518847
Surface area
2510440431780294
Volume
8.5585069098305E+21
Space diagonal
35429087.144466
Perimeter
61364979
Area
1.8117543238411E+14
Altitude
17714543.572233
Surface area
1.8117543238411E+14
Volume
1.0086297121288E+21
Height
9642576.1729489