207979989 is an odd 9-digits composite number following 207979988
and preceding 207979990 . In scientific notation, it is written as 2.07979989 × 10^8.
The sum of its digits is 60. It has a total of 5 prime factors and 32 positive divisors.
There are 110491392 positive integers (up to 207979989) that are relatively prime to 207979989.
207979989 has 32 divisors, whose sum is 339655680
The reverse of 207979989 is 989979702
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 60
Digital Root 6
Name
two hundred seven million nine hundred seventy-nine thousand nine hundred eighty-nine
Scientific notation
2.07979989 × 10^8
Engineering notation
2.07979989 × 10^6
Prime Factorization
7 × 3 × 17 × 83 × 7019
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
207979989
Product of the distinct prime numbers
The prime factorization of 207979989 is 7 × 3 × 17 × 83 × 7019.
Since it has a total of 5 prime factors.
8 , 9 , 54 , 11 , 513 , 886 , 7847 , 6873 , 63626 , 11399 , 282332 , 857973 , 3254882 , 7571256 , 56061516 , 98691047 , 252418077 , 202461477 , 3499889173 , 2650793623
n×2
415959978
n×3
623939967
n×4
831919956
n×5
1039899945
n÷2
103989994.5
n÷3
69326663
n÷3
51994997.25
n÷5
41595997.8
n2
43255675824440121
n3
8.9963149821546E+24
n4
1.8710534910291E+33
n5
3.8914168448263E+41
2 √n
14421.511328567
3 √n
592.480212268
4 √n
120.08959708721
5 √n
46.0897455161
1 , 3 , 7 , 17 , 21 , 51 , 83 , 119 , 249 , 357 , 581 , 1411 , 1743 , 4233 , 7019 , 9877 , 21057 , 29631 , 49133 , 119323 , 147399 , 357969 , 582577 , 835261 , 1747731 , 2505783 , 4078039 , 9903809 , 12234117 , 29711427 , 69326663 , 207979989
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-207979988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 207979989 can be divided by 32 positive divisors.
The sum of these divisors (counting 207979989) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1100011001011000010111010101
3
Ternary
112111100110220120
4
Quaternary
30121120113111
5
Quinary
411220324424
6
Senary
32345422153
8
Octal
1431302725
10
Decimal
207979989
12
Duodecimal
5979a959
16
Hexadecimal
c6585d5
20
Vigesimal
34jh9j9
36
Base36
3ftqdx
md5
c4aa882b245b1a8c4cd58102e4e8834e
sha1
8ccf776f72dd4cd787ac15f185a6e18c9b84eb13
sha256
52b9d2fd1af2eabb7eb607094bd281d617c5ef0bcaf82b1e3ac5d7fe941e7aa6
sha512
97ecfad6de5b964627c5f890017bb30314ae05cca6c62ace98af59f617cee355ebc708bdff3892236a6f4b6ee10e9831ffff3c479ea1ed24660e497d33cc8a57
ripemd-160
112480cc3b5a5bc97bfb33ab23ffca2fecb17a74
Diameter
415959978
Circumference
1306776811.0722
Area
1.3589171339612E+17
Volume
3.7683676076422E+25
Surface area
5.4356685358449E+17
Circumference
1306776811.0722
Perimeter
831919956
Area
43255675824440121
Diagonal
294128121.14601
Surface area
259534054946640726
Volume
8.9963149821546E+24
Space diagonal
360231907.90562
Perimeter
623939967
Area
1.8730257060915E+16
Altitude
180115953.95281
Surface area
1.8730257060915E+16
Volume
1.0602258882619E+24
Height
98042707.048669