20454980 is an even 8-digits composite number following 20454979
and preceding 20454981 . In scientific notation, it is written as 2.0454980 × 10^7.
The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors.
There are 6473088 positive integers (up to 20454980) that are relatively prime to 20454980.
20454980 has 24 divisors, whose sum is 39654720
The reverse of 20454980 is 08945402
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million four hundred fifty-four thousand nine hundred eighty
Scientific notation
2.0454980 × 10^7
Engineering notation
2.0454980 × 10^6
Prime Factorization
2 × 2 × 35 × 13 × 11239
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10227490
Product of the distinct prime numbers
The prime factorization of 20454980 is 2 × 2 × 35 × 13 × 11239.
Since it has a total of 5 prime factors.
2 , 10 , 68 , 35 , 419 , 352 , 1718 , 8888 , 48364 , 87889 , 735242 , 54856 , 4948149 , 4938017 , 88257119 , 36001058 , 643147876 , 668721225 , 3218744017 , 8316132117
n×2
40909960
n×3
61364940
n×4
81819920
n×5
102274900
n÷2
10227490
n÷3
6818326.6666667
n÷3
5113745
n÷5
4090996
n2
418406206800400
n3
8.558490591978E+21
n4
1.750637538891E+29
n5
3.5809255845264E+36
2 √n
4522.7182092189
3 √n
273.48469044578
4 √n
67.251157679395
5 √n
28.984099494273
1 , 2 , 4 , 13 , 26 , 35 , 52 , 70 , 140 , 455 , 910 , 1820 , 11239 , 22478 , 44956 , 146107 , 292214 , 393365 , 584428 , 786730 , 1573460 , 5113745 , 10227490 , 20454980
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20454979
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20454980 can be divided by 24 positive divisors.
The sum of these divisors (counting 20454980) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001110000001111001000100
3
Ternary
1102111012221212
4
Quaternary
1032001321010
5
Quinary
20214024410
6
Senary
2010230552
8
Octal
116017104
10
Decimal
20454980
12
Duodecimal
6a25458
16
Hexadecimal
1381e44
20
Vigesimal
67gh90
36
Base36
c6f5w
md5
038ba59db51d37fd1c7fd159698e5392
sha1
11b4dc5bce61b64d4725ff23a3aee706efa74cbc
sha256
69f04b0da8a43cb9420a8216418c70a94210f035413564b8a8f37fa546451be5
sha512
73e7da027df359817fd0d0428d97e5d6c43fe3c0609d09459d21d74e23f9f06e88832cc189a3159143983eff41448f9480b4af9495d586f6f68b4a87d6f8f431
ripemd-160
236f614ff241f24c7d140ce3755f573174b45f93
Diameter
40909960
Circumference
128522429.79465
Area
1.3144618655005E+15
Volume
3.5849721559434E+22
Surface area
5.257847462002E+15
Circumference
128522429.79465
Perimeter
81819920
Area
418406206800400
Diagonal
28927710.13407
Surface area
2510437240802400
Volume
8.558490591978E+21
Space diagonal
35429064.627805
Perimeter
61364940
Area
1.8117520209512E+14
Altitude
17714532.313903
Surface area
1.8117520209512E+14
Volume
1.0086277890515E+21
Height
9642570.0446901