20005979 is an odd 8-digits composite number following 20005978
and preceding 20005980 . In scientific notation, it is written as 2.0005979 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 16977600 positive integers (up to 20005979) that are relatively prime to 20005979.
20005979 has 8 divisors, whose sum is 23091168
The reverse of 20005979 is 97950002
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million five thousand nine hundred seventy-nine
Scientific notation
2.0005979 × 10^7
Engineering notation
2.0005979 × 10^6
Prime Factorization
7 × 101 × 28297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20005979
Product of the distinct prime numbers
The prime factorization of 20005979 is 7 × 101 × 28297.
Since it has a total of 3 prime factors.
3 , 8 , 95 , 19 , 288 , 749 , 3210 , 7789 , 30365 , 89149 , 505259 , 505606 , 2316792 , 5211118 , 76565090 , 67390172 , 168138650 , 981968324 , 6741953969 , 6656101352
n×2
40011958
n×3
60017937
n×4
80023916
n×5
100029895
n÷2
10002989.5
n÷3
6668659.6666667
n÷3
5001494.75
n÷5
4001195.8
n2
400239195748441
n3
8.0071769451202E+21
n4
1.6019141381336E+29
n5
3.2047860607304E+36
2 √n
4472.804377569
3 √n
271.46880813604
4 √n
66.879027935287
5 √n
28.855723092432
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
-20005978
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 20005979 can be divided by 8 positive divisors.
The sum of these divisors (counting 20005979) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010100010001011011
3
Ternary
1101122102001012
4
Quaternary
1030110101123
5
Quinary
20110142404
6
Senary
1552444135
8
Octal
114242133
10
Decimal
20005979
12
Duodecimal
684964b
16
Hexadecimal
131445b
20
Vigesimal
650eij
36
Base36
bwspn
md5
3b9a6bc6621aa7916625e91b669f6914
sha1
e7f1ec09b1db229ef6aca75277f3dc9b0f00f610
sha256
3f7149779d7ffb32aaed1d2d64ef18daeb479175666e2128d6d56b2192cd67d2
sha512
649d3ba7c9eaed515911af56d405a6b57007e94fe624a561fabb5ba220acbb35a809a2df49d6340c040145722cd2e92ec545b3da7c26f8af08a9e7d8087378bd
ripemd-160
ae03ee6cd956c1fcfb1bf34deeba521a87a631a8
Diameter
40011958
Circumference
125701273.30854
Area
1.257388517042E+15
Volume
3.3540384355711E+22
Surface area
5.029554068168E+15
Circumference
125701273.30854
Perimeter
80023916
Area
400239195748441
Diagonal
28292726.830351
Surface area
2401435174490646
Volume
8.0071769451202E+21
Space diagonal
34651372.083156
Perimeter
60017937
Area
1.733086555542E+14
Altitude
17325686.041578
Surface area
1.733086555542E+14
Volume
9.4365485267585E+20
Height
9430908.9434504