20149970 is an even 8-digits composite number following 20149969
and preceding 20149971 . In scientific notation, it is written as 2.0149970 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 8059984 positive integers (up to 20149970) that are relatively prime to 20149970.
20149970 has 8 divisors, whose sum is 36269964
The reverse of 20149970 is 07994102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred forty-nine thousand nine hundred seventy
Scientific notation
2.0149970 × 10^7
Engineering notation
2.0149970 × 10^6
Prime Factorization
2 × 5 × 2014997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20149970
Product of the distinct prime numbers
The prime factorization of 20149970 is 2 × 5 × 2014997.
Since it has a total of 3 prime factors.
9 , 1 , 20 , 69 , 146 , 442 , 1202 , 7574 , 21683 , 19448 , 152668 , 893997 , 5037346 , 6396891 , 70600621 , 98142106 , 687226275 , 827703958 , 7550613697 , 5784233621
n×2
40299940
n×3
60449910
n×4
80599880
n×5
100749850
n÷2
10074985
n÷3
6716656.6666667
n÷3
5037492.5
n÷5
4029994
n2
406021291000900
n3
8.1813168330294E+21
n4
1.6485328874604E+29
n5
3.321788822634E+36
2 √n
4488.871795897
3 √n
272.11854153972
4 √n
66.999043246132
5 √n
28.897141248958
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
-20149969
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 20149970 can be divided by 8 positive divisors.
The sum of these divisors (counting 20149970) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110111011011010010
3
Ternary
1101220201120012
4
Quaternary
1030313123102
5
Quinary
20124244340
6
Senary
1555514522
8
Octal
114673322
10
Decimal
20149970
12
Duodecimal
68b8a42
16
Hexadecimal
13376d2
20
Vigesimal
65ieia
36
Base36
bzvte
md5
7442c10db3c3815e90caef884330b227
sha1
8c838b4df19cf0c11fd969a162fec9845d2bda9b
sha256
cf8a29ad9881107475cade4cc82bf863a20dd40370b3cb6d6640d53710c41ffa
sha512
cfb18f2833c3f84762472142c93125b0e4c3785dcb77022585175a66df356a5be6df441db52cae23c61bd54abce8d919d474bbd14acc9d656f0e15ec5a8b23dc
ripemd-160
fa1012a0519c4469f772d617d3be147773bd39dc
Diameter
40299940
Circumference
126605995.44411
Area
1.2755535050095E+15
Volume
3.4269819812448E+22
Surface area
5.1022140200379E+15
Circumference
126605995.44411
Perimeter
80599880
Area
406021291000900
Diagonal
28496360.855411
Surface area
2436127746005400
Volume
8.1813168330294E+21
Space diagonal
34900771.810989
Perimeter
60449910
Area
1.7581237624207E+14
Altitude
17450385.905494
Surface area
1.7581237624207E+14
Volume
9.6417743527846E+20
Height
9498786.9518037