20159890 is an even 8-digits composite number following 20159889
and preceding 20159891 . In scientific notation, it is written as 2.0159890 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 7931520 positive integers (up to 20159890) that are relatively prime to 20159890.
20159890 has 16 divisors, whose sum is 36883800
The reverse of 20159890 is 09895102
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred fifty-nine thousand eight hundred ninety
Scientific notation
2.0159890 × 10^7
Engineering notation
2.0159890 × 10^6
Prime Factorization
2 × 5 × 61 × 33049
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20159890
Product of the distinct prime numbers
The prime factorization of 20159890 is 2 × 5 × 61 × 33049.
Since it has a total of 4 prime factors.
3 , 5 , 96 , 4 , 820 , 719 , 9084 , 6053 , 54447 , 41182 , 800982 , 457351 , 3605173 , 5996966 , 77720320 , 76001707 , 426599282 , 827368714 , 855987286 , 9067321444
n×2
40319780
n×3
60479670
n×4
80639560
n×5
100799450
n÷2
10079945
n÷3
6719963.3333333
n÷3
5039972.5
n÷5
4031978
n2
406421164812100
n3
8.1934059762838E+21
n4
1.6517816320722E+29
n5
3.3299736006597E+36
2 √n
4489.9766146384
3 √n
272.16318963053
4 √n
67.007287772588
5 √n
28.899985950045
1 , 2 , 5 , 10 , 61 , 122 , 305 , 610 , 33049 , 66098 , 165245 , 330490 , 2015989 , 4031978 , 10079945 , 20159890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20159889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20159890 can be divided by 16 positive divisors.
The sum of these divisors (counting 20159890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111001110110010010
3
Ternary
1101221020011121
4
Quaternary
1030321312102
5
Quinary
20130104030
6
Senary
2000032454
8
Octal
114716622
10
Decimal
20159890
12
Duodecimal
690272a
16
Hexadecimal
1339d92
20
Vigesimal
65jjea
36
Base36
c03gy
md5
7dccf47a38eafbc5e1ebcaaa6e94dc55
sha1
f0761620b1ca8e1814e7500289e8c4785be158f1
sha256
ae58fe548ec3db98cd8bf6dd3e312c3e371bf3b460a852890ed4f19421117bb7
sha512
a12adeb58aaba05fff3cc76082c67214d546c896b65f75072a814d80c59d943f3f3ad74c278fb3be0b060bad0c9325f6ad3627e18e11939b1fede87c2875365f
ripemd-160
6818b6e35f8d1cef2e91883325c01aa022decb62
Diameter
40319780
Circumference
126668324.64236
Area
1.2768097456371E+15
Volume
3.4320458697296E+22
Surface area
5.1072389825484E+15
Circumference
126668324.64236
Perimeter
80639560
Area
406421164812100
Diagonal
28510389.85395
Surface area
2438526988872600
Volume
8.1934059762838E+21
Space diagonal
34917953.755
Perimeter
60479670
Area
1.7598552668147E+14
Altitude
17458976.8775
Surface area
1.7598552668147E+14
Volume
9.6560215447411E+20
Height
9503463.2846499