207972991 is an odd 9-digits composite number following 207972990
and preceding 207972992 . In scientific notation, it is written as 2.07972991 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 207064584 positive integers (up to 207972991) that are relatively prime to 207972991.
207972991 has 4 divisors, whose sum is 208881400
The reverse of 207972991 is 199279702
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
two hundred seven million nine hundred seventy-two thousand nine hundred ninety-one
Scientific notation
2.07972991 × 10^8
Engineering notation
2.07972991 × 10^6
Prime Factorization
229 × 908179
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
207972991
Product of the distinct prime numbers
The prime factorization of 207972991 is 229 × 908179.
Since it has a total of 2 prime factors.
7 , 4 , 94 , 73 , 277 , 71 , 8992 , 6757 , 38116 , 81803 , 938087 , 293353 , 1586512 , 6608968 , 17010175 , 67726138 , 39564565 , 32931445 , 2691034614 , 3932309725
n×2
415945982
n×3
623918973
n×4
831891964
n×5
1039864955
n÷2
103986495.5
n÷3
69324330.333333
n÷3
51993247.75
n÷5
41594598.2
n2
43252764985486081
n3
8.9954069030516E+24
n4
1.8708016788897E+33
n5
3.8907622072651E+41
2 √n
14421.268702857
3 √n
592.47356704049
4 √n
120.08858689674
5 √n
46.089435351279
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-207972990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 207972991 can be divided by 4 positive divisors.
The sum of these divisors (counting 207972991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011001010110101001111111
3
Ternary
112111100010022101
4
Quaternary
30121112221333
5
Quinary
411220113431
6
Senary
32345325531
8
Octal
1431265177
10
Decimal
207972991
12
Duodecimal
597968a7
16
Hexadecimal
c656a7f
20
Vigesimal
34jgc9b
36
Base36
3ftkzj
md5
6f0e9899d5b966ed8cba5a3882f30522
sha1
d2e6a5f0385a1c0e291f0cad7c332119773fd397
sha256
d76370a57748bee8d2d5e7431087f0313327ae1d05e5b98ed99bf7b823bcb7f1
sha512
ebbb32d192a83e211f21312b6b198c8be85bc22864c964eb8c918f31ab53e2c1d089d67995c0927bef6c02e75335bc85ebd1d7e917ccc36805210d34c28d6ede
ripemd-160
f5d8113feda89d65808a1d9c5dd1db36818ee1fb
Diameter
415945982
Circumference
1306732841.3414
Area
1.3588256872585E+17
Volume
3.767987232357E+25
Surface area
5.435302749034E+17
Circumference
1306732841.3414
Perimeter
831891964
Area
43252764985486081
Diagonal
294118224.4795
Surface area
259516589912916486
Volume
8.9954069030516E+24
Space diagonal
360219787.01406
Perimeter
623918973
Area
1.8728996630675E+16
Altitude
180109893.50703
Surface area
1.8728996630675E+16
Volume
1.0601188701133E+24
Height
98039408.159833