20149879 is an odd 8-digits composite number following 20149878
and preceding 20149880 . In scientific notation, it is written as 2.0149879 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 18964576 positive integers (up to 20149879) that are relatively prime to 20149879.
20149879 has 4 divisors, whose sum is 21335184
The reverse of 20149879 is 97894102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million one hundred forty-nine thousand eight hundred seventy-nine
Scientific notation
2.0149879 × 10^7
Engineering notation
2.0149879 × 10^6
Prime Factorization
17 × 1185287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149879
Product of the distinct prime numbers
The prime factorization of 20149879 is 17 × 1185287.
Since it has a total of 2 prime factors.
10 , 1 , 5 , 89 , 718 , 265 , 805 , 1723 , 716 , 26169 , 765079 , 513066 , 8451095 , 5963421 , 82088014 , 27033903 , 988915580 , 353480797 , 1680046455 , 2073212867
n×2
40299758
n×3
60449637
n×4
80599516
n×5
100749395
n÷2
10074939.5
n÷3
6716626.3333333
n÷3
5037469.75
n÷5
4029975.8
n2
406017623714641
n3
8.1812059897175E+21
n4
1.6485031076688E+29
n5
3.3217138150651E+36
2 √n
4488.8616597084
3 √n
272.11813189768
4 √n
66.99896760181
5 √n
28.897115148228
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
-20149878
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 20149879 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149879) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111011001110111
3
Ternary
1101220201102211
4
Quaternary
1030313121313
5
Quinary
20124244004
6
Senary
1555514251
8
Octal
114673167
10
Decimal
20149879
12
Duodecimal
68b8987
16
Hexadecimal
1337677
20
Vigesimal
65iedj
36
Base36
bzvqv
md5
76290c193f4e3d3cf88f1972e6c8ccf3
sha1
af01dfb2ed81ea9d6aa4bcf9f28d2a7dd06f624a
sha256
bb0beb3387d83b482296e57c01a99acfe51a46d3682cb7e67f37d493dfae7431
sha512
a5bbb4fa5a0e5a1ce8f63b5eca6ea4bf51be6c57b7f90c1c1554f8aab6b2b80c64663f5ab9d2fe03ac84fb19c58c83ea49c5af012528601a2d2be582b6a1a5fd
ripemd-160
9cd49588d823877a6abaf6f7de3f7fa90dc60e5f
Diameter
40299758
Circumference
126605423.67425
Area
1.2755419838899E+15
Volume
3.4269355513069E+22
Surface area
5.1021679355596E+15
Circumference
126605423.67425
Perimeter
80599516
Area
406017623714641
Diagonal
28496232.161977
Surface area
2436105742287846
Volume
8.1812059897175E+21
Space diagonal
34900614.194365
Perimeter
60449637
Area
1.7581078826054E+14
Altitude
17450307.097183
Surface area
1.7581078826054E+14
Volume
9.6416437226888E+20
Height
9498744.0539923