20149802 is an even 8-digits composite number following 20149801
and preceding 20149803 . In scientific notation, it is written as 2.0149802 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 10074900 positive integers (up to 20149802) that are relatively prime to 20149802.
20149802 has 4 divisors, whose sum is 30224706
The reverse of 20149802 is 20894102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred forty-nine thousand eight hundred two
Scientific notation
2.0149802 × 10^7
Engineering notation
2.0149802 × 10^6
Prime Factorization
2 × 10074901
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149802
Product of the distinct prime numbers
The prime factorization of 20149802 is 2 × 10074901.
Since it has a total of 2 prime factors.
9 , 10 , 30 , 72 , 136 , 684 , 4633 , 653 , 82280 , 79825 , 545675 , 237179 , 4359778 , 2486040 , 59339958 , 42869285 , 214542697 , 588095882 , 9678868632 , 1891565513
n×2
40299604
n×3
60449406
n×4
80599208
n×5
100749010
n÷2
10074901
n÷3
6716600.6666667
n÷3
5037450.5
n÷5
4029960.4
n2
406014520639204
n3
8.1811122000049E+21
n4
1.6484779096988E+29
n5
3.3216503481805E+36
2 √n
4488.8530829155
3 √n
272.11778527652
4 √n
66.998903594876
5 √n
28.897093062922
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
-20149801
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 20149802 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149802) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111011000101010
3
Ternary
1101220201022222
4
Quaternary
1030313120222
5
Quinary
20124243202
6
Senary
1555514042
8
Octal
114673052
10
Decimal
20149802
12
Duodecimal
68b8922
16
Hexadecimal
133762a
20
Vigesimal
65iea2
36
Base36
bzvoq
md5
8945990465e851bcb2d23e2c4341fabc
sha1
c40412ae92b89f4e4f4c5856d30a76616b02382b
sha256
92222469f4401110eaa03586acd4d16adb12904b8854f7f0ef83b369289d9b38
sha512
b3b47f76b716e7635de047d5f6f160b1782d06960a0055e3b816f56122f9cc77235c314edc522f736864b0615c6d947c329adfdb60e86600627b861e85846732
ripemd-160
77a7630c40b574819407fa99cb671db174676cde
Diameter
40299604
Circumference
126604939.86898
Area
1.2755322352909E+15
Volume
3.4268962647639E+22
Surface area
5.1021289411636E+15
Circumference
126604939.86898
Perimeter
80599208
Area
406014520639204
Diagonal
28496123.267533
Surface area
2436087123835224
Volume
8.1811122000049E+21
Space diagonal
34900480.826453
Perimeter
60449406
Area
1.7580944458946E+14
Altitude
17450240.413226
Surface area
1.7580944458946E+14
Volume
9.6415331904524E+20
Height
9498707.7558442