20181475 is an odd 8-digits composite number following 20181474
and preceding 20181476 . In scientific notation, it is written as 2.0181475 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 16145160 positive integers (up to 20181475) that are relatively prime to 20181475.
20181475 has 6 divisors, whose sum is 25025060
The reverse of 20181475 is 57418102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred eighty-one thousand four hundred seventy-five
Scientific notation
2.0181475 × 10^7
Engineering notation
2.0181475 × 10^6
Prime Factorization
5 × 5 × 807259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4036295
Product of the distinct prime numbers
The prime factorization of 20181475 is 5 × 5 × 807259.
Since it has a total of 3 prime factors.
6 , 6 , 74 , 73 , 52 , 642 , 1938 , 5867 , 36370 , 66669 , 790985 , 970597 , 9331809 , 9136043 , 86016975 , 93025737 , 832645767 , 777283008 , 7073056800 , 2067582665
n×2
40362950
n×3
60544425
n×4
80725900
n×5
100907375
n÷2
10090737.5
n÷3
6727158.3333333
n÷3
5045368.75
n÷5
4036295
n2
407291933175625
n3
8.2197519670855E+21
n4
1.6588671882994E+29
n5
3.3478386688984E+36
2 √n
4492.3796589336
3 √n
272.26028915263
4 √n
67.025216589979
5 √n
28.906171888629
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20181474
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20181475 can be divided by 6 positive divisors.
The sum of these divisors (counting 20181475) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100111111000111100011
3
Ternary
1101222022210001
4
Quaternary
1030333013203
5
Quinary
20131301400
6
Senary
2000320431
8
Octal
114770743
10
Decimal
20181475
12
Duodecimal
6913117
16
Hexadecimal
133f1e3
20
Vigesimal
662ddf
36
Base36
c0k4j
md5
b790d15d0dcce30cc16a8b294c103d57
sha1
82e4d7cffb2a904ba10cfe384df3662ff3c41d48
sha256
46e9563ed8ad0a460d50c785edea763c89a1774010187ddbe7653ca82facdb0c
sha512
153a1519ccd8b5400c9f3d8d0477cb94e0a4468761a14d99590d2436961b9cf9c6f414ccf923678d2411cb88fb3a2beddc8f992c572cd19a16ec624bfdb4ebae
ripemd-160
a37a7d1ff69054b43cca424d79d7e327e5533e75
Diameter
40362950
Circumference
126803947.19721
Area
1.2795453451309E+15
Volume
3.4430816525502E+22
Surface area
5.1181813805237E+15
Circumference
126803947.19721
Perimeter
80725900
Area
407291933175625
Diagonal
28540915.653694
Surface area
2443751599053750
Volume
8.2197519670855E+21
Space diagonal
34955340.071681
Perimeter
60544425
Area
1.7636258044328E+14
Altitude
17477670.035841
Surface area
1.7636258044328E+14
Volume
9.6870705926628E+20
Height
9513638.5512312