20157001 is an odd 8-digits composite number following 20157000
and preceding 20157002 . In scientific notation, it is written as 2.0157001 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 19461904 positive integers (up to 20157001) that are relatively prime to 20157001.
20157001 has 4 divisors, whose sum is 20852100
The reverse of 20157001 is 10075102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred fifty-seven thousand one
Scientific notation
2.0157001 × 10^7
Engineering notation
2.0157001 × 10^6
Prime Factorization
29 × 695069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20157001
Product of the distinct prime numbers
The prime factorization of 20157001 is 29 × 695069.
Since it has a total of 2 prime factors.
2 , 6 , 92 , 27 , 24 , 660 , 6339 , 2680 , 83031 , 93518 , 955918 , 365191 , 7684821 , 531525 , 25918827 , 76769756 , 353046259 , 581883561 , 463430004 , 1255841425
n×2
40314002
n×3
60471003
n×4
80628004
n×5
100785005
n÷2
10078500.5
n÷3
6719000.3333333
n÷3
5039250.25
n÷5
4031400.2
n2
406304689314001
n3
8.189884028807E+21
n4
1.6508350055855E+29
n5
3.3275882858421E+36
2 √n
4489.6548865141
3 √n
272.15018828616
4 √n
67.00488703456
5 √n
28.899157603802
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
-20157000
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 20157001 can be divided by 4 positive divisors.
The sum of these divisors (counting 20157001) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001001001001001
3
Ternary
1101221002012121
4
Quaternary
1030321021021
5
Quinary
20130011001
6
Senary
2000011241
8
Octal
114711111
10
Decimal
20157001
12
Duodecimal
6900b21
16
Hexadecimal
1339249
20
Vigesimal
65jca1
36
Base36
c018p
md5
5fc419b8c88a73e4196184bfedfba416
sha1
7b3c80c40e8ab62c59411c7598bcb698a5c32199
sha256
1093e73d23e1582c1c581ca0e045e31d6bcd131f3c78ae67dc1d563d136004ff
sha512
87213d9ff8c0ba43ddedbb85dc2369789886853f54747943d677ba4478c34bbfc520612075346f7b4f36137a87856339cf459eef4444ef5771171e0539cea3c2
ripemd-160
9680540f39eef171b0126d68bf349c8b52099765
Diameter
40314002
Circumference
126650172.52
Area
1.2764438270679E+15
Volume
3.4305705998203E+22
Surface area
5.1057753082718E+15
Circumference
126650172.52
Perimeter
80628004
Area
406304689314001
Diagonal
28506304.190968
Surface area
2437828135884006
Volume
8.189884028807E+21
Space diagonal
34912949.860217
Perimeter
60471003
Area
1.7593509131133E+14
Altitude
17456474.930108
Surface area
1.7593509131133E+14
Volume
9.6518708898347E+20
Height
9502101.3969893