20159421 is an odd 8-digits composite number following 20159420
and preceding 20159422 . In scientific notation, it is written as 2.0159421 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13429200 positive integers (up to 20159421) that are relatively prime to 20159421.
20159421 has 8 divisors, whose sum is 26900064
The reverse of 20159421 is 12495102
Previous prime number is 2357
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred fifty-nine thousand four hundred twenty-one
Scientific notation
2.0159421 × 10^7
Engineering notation
2.0159421 × 10^6
Prime Factorization
3 × 2357 × 2851
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20159421
Product of the distinct prime numbers
The prime factorization of 20159421 is 3 × 2357 × 2851.
Since it has a total of 3 prime factors.
3 , 6 , 57 , 17 , 124 , 496 , 7074 , 1690 , 33474 , 94435 , 779018 , 313484 , 5319744 , 3916905 , 62230589 , 56324562 , 696913310 , 985821505 , 6530879792 , 7657266281
n×2
40318842
n×3
60478263
n×4
80637684
n×5
100797105
n÷2
10079710.5
n÷3
6719807
n÷3
5039855.25
n÷5
4031884.2
n2
406402255055241
n3
8.192834155008E+21
n4
1.6516279291399E+29
n5
3.3295862758888E+36
2 √n
4489.9243868912
3 √n
272.16107907792
4 √n
67.006898054537
5 √n
28.899851482848
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20159420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20159421 can be divided by 8 positive divisors.
The sum of these divisors (counting 20159421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001101110111101
3
Ternary
1101221012112020
4
Quaternary
1030321232331
5
Quinary
20130100141
6
Senary
2000030353
8
Octal
114715675
10
Decimal
20159421
12
Duodecimal
69023b9
16
Hexadecimal
1339bbd
20
Vigesimal
65jib1
36
Base36
c033x
md5
d4ede920d8b1aa88c0afcbc705980604
sha1
09621b4c642211e23a079fdb08f05d27fe3a6747
sha256
f3232a23e1fdd55268390499e8ff6acb42cbdba471f071177668fadccf3f8504
sha512
b8a98024784237d64a160bc4194ffda441f8204ff3d8fe88a0d50e1204cae8121a135a6ce2c3d536789608c5539e7b5d986280e6f3a896dbda67ac00cf00d845
ripemd-160
eadba36219a892fb825bcb8cc057aa5ddb930a85
Diameter
40318842
Circumference
126665377.82845
Area
1.2767503388839E+15
Volume
3.4318063457937E+22
Surface area
5.1070013555355E+15
Circumference
126665377.82845
Perimeter
80637684
Area
406402255055241
Diagonal
28509726.587789
Surface area
2438413530331446
Volume
8.192834155008E+21
Space diagonal
34917141.423171
Perimeter
60478263
Area
1.7597733851656E+14
Altitude
17458570.711585
Surface area
1.7597733851656E+14
Volume
9.6553476469048E+20
Height
9503242.1959297