20149407 is an odd 8-digits composite number following 20149406
and preceding 20149408 . In scientific notation, it is written as 2.0149407 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 13432932 positive integers (up to 20149407) that are relatively prime to 20149407.
20149407 has 4 divisors, whose sum is 22388240
The reverse of 20149407 is 70494102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred forty-nine thousand four hundred seven
Scientific notation
2.0149407 × 10^7
Engineering notation
2.0149407 × 10^6
Prime Factorization
9 × 2238823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149407
Product of the distinct prime numbers
The prime factorization of 20149407 is 9 × 2238823.
Since it has a total of 2 prime factors.
9 , 5 , 86 , 5 , 104 , 357 , 4158 , 377 , 97809 , 42491 , 690323 , 99211 , 2318131 , 9153236 , 46931757 , 17042302 , 671116591 , 510750007 , 7652989495 , 4071140270
n×2
40298814
n×3
60448221
n×4
80597628
n×5
100747035
n÷2
10074703.5
n÷3
6716469
n÷3
5037351.75
n÷5
4029881.4
n2
405998602451649
n3
8.1806310822295E+21
n4
1.6483486519269E+29
n5
3.3213247865577E+36
2 √n
4488.8090848242
3 √n
272.11600714114
4 √n
66.998575244733
5 √n
28.896979767106
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
-20149406
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 20149407 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149407) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111010010011111
3
Ternary
1101220200210100
4
Quaternary
1030313102133
5
Quinary
20124240112
6
Senary
1555512143
8
Octal
114672237
10
Decimal
20149407
12
Duodecimal
68b8653
16
Hexadecimal
133749f
20
Vigesimal
65ida7
36
Base36
bzvdr
md5
3e991376879cfb926b46ceaad40bc791
sha1
93bb8fed75c221ddb4d656e22e319f6ee1a2f6b7
sha256
107fc9c53b59d02c439789cfebbce8239121fe145eeb60a72acaf4fcae361e9d
sha512
23173ae3f6e2cd6da595d446122738e98e0e2f6c26bffaea1adfd75c8a31b57cca485f3a2a4d1948ff049f21c0c45ae5f096fb7752ad74301f9aa2c728c8df6f
ripemd-160
7ad733d068a8ed9b132e72037a9d5cc105ef47fe
Diameter
40298814
Circumference
126602458.01078
Area
1.2754822268298E+15
Volume
3.4266947346214E+22
Surface area
5.1019289073193E+15
Circumference
126602458.01078
Perimeter
80597628
Area
405998602451649
Diagonal
28495564.653175
Surface area
2435991614709894
Volume
8.1806310822295E+21
Space diagonal
34899796.666384
Perimeter
60448221
Area
1.7580255181205E+14
Altitude
17449898.333192
Surface area
1.7580255181205E+14
Volume
9.6409661877165E+20
Height
9498521.5510585