20149801 is an odd 8-digits composite number following 20149800
and preceding 20149802 . In scientific notation, it is written as 2.0149801 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 17271252 positive integers (up to 20149801) that are relatively prime to 20149801.
20149801 has 4 divisors, whose sum is 23028352
The reverse of 20149801 is 10894102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred forty-nine thousand eight hundred one
Scientific notation
2.0149801 × 10^7
Engineering notation
2.0149801 × 10^6
Prime Factorization
7 × 2878543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149801
Product of the distinct prime numbers
The prime factorization of 20149801 is 7 × 2878543.
Since it has a total of 2 prime factors.
8 , 7 , 57 , 85 , 158 , 973 , 7313 , 9290 , 83154 , 96242 , 866873 , 123195 , 8703258 , 5482506 , 8795299 , 50124088 , 219888123 , 433835682 , 5891015982 , 402291025
n×2
40299602
n×3
60449403
n×4
80599204
n×5
100749005
n÷2
10074900.5
n÷3
6716600.3333333
n÷3
5037450.25
n÷5
4029960.2
n2
406014480339601
n3
8.1811109819614E+21
n4
1.6484775824544E+29
n5
3.3216495239416E+36
2 √n
4488.8529715285
3 √n
272.11778077494
4 √n
66.998902763616
5 √n
28.897092776099
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
-20149800
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 20149801 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149801) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111011000101001
3
Ternary
1101220201022221
4
Quaternary
1030313120221
5
Quinary
20124243201
6
Senary
1555514041
8
Octal
114673051
10
Decimal
20149801
12
Duodecimal
68b8921
16
Hexadecimal
1337629
20
Vigesimal
65iea1
36
Base36
bzvop
md5
672f97cbe6f7ca05ded3360a7af4e58c
sha1
c4916bb8a03a5c75a555b2c76828bf166a81686b
sha256
5af5762eebe8e1966dcda4ad6fd12d961f62b5310621192302ca242c0cbe8706
sha512
58d51460e0535fd7b21e9ed8d887f41432fc23ef98f884b95bbb1c3b912adb128b2e91706b26709b1fab9221c582def5f32578cf9ce70fba5b5d5c690b777087
ripemd-160
9d0d8b0a148f937f62ccbe8466a9f417dbe9f571
Diameter
40299602
Circumference
126604933.58579
Area
1.275532108686E+15
Volume
3.426895754551E+22
Surface area
5.1021284347439E+15
Circumference
126604933.58579
Perimeter
80599204
Area
406014480339601
Diagonal
28496121.853319
Surface area
2436086882037606
Volume
8.1811109819614E+21
Space diagonal
34900479.094402
Perimeter
60449403
Area
1.7580942713922E+14
Altitude
17450239.547201
Surface area
1.7580942713922E+14
Volume
9.6415317549744E+20
Height
9498707.2844397