207940991 is an odd 9-digits composite number following 207940990
and preceding 207940992 . In scientific notation, it is written as 2.07940991 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 184246272 positive integers (up to 207940991) that are relatively prime to 207940991.
207940991 has 16 divisors, whose sum is 221258400
The reverse of 207940991 is 199049702
Previous prime number is 289
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred seven million nine hundred forty thousand nine hundred ninety-one
Scientific notation
2.07940991 × 10^8
Engineering notation
2.07940991 × 10^6
Prime Factorization
43 × 29 × 289 × 577
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
207940991
Product of the distinct prime numbers
The prime factorization of 207940991 is 43 × 29 × 289 × 577.
Since it has a total of 4 prime factors.
7 , 3 , 18 , 34 , 540 , 586 , 3940 , 7762 , 58945 , 74037 , 181927 , 612095 , 4897609 , 7507454 , 42085798 , 89927788 , 548684992 , 640556171 , 8723441827 , 3540552687
n×2
415881982
n×3
623822973
n×4
831763964
n×5
1039704955
n÷2
103970495.5
n÷3
69313663.666667
n÷3
51985247.75
n÷5
41588198.2
n2
43239455738062081
n3
8.9912552764733E+24
n4
1.8696505325238E+33
n5
3.8877698455668E+41
2 √n
14420.159187748
3 √n
592.44317827618
4 √n
120.08396723855
5 √n
46.088016943336
1 , 29 , 43 , 289 , 577 , 1247 , 8381 , 12427 , 16733 , 24811 , 166753 , 360383 , 719519 , 4835837 , 7170379 , 207940991
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
-207940990
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 207940991 can be divided by 16 positive divisors.
The sum of these divisors (counting 207940991) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100011001001110110101111111
3
Ternary
112111021111102012
4
Quaternary
30121032311333
5
Quinary
411213102431
6
Senary
32344521435
8
Octal
1431166577
10
Decimal
207940991
12
Duodecimal
5978027b
16
Hexadecimal
c64ed7f
20
Vigesimal
34jcc9b
36
Base36
3fswan
md5
6b42365333cdc1f61799461f17caed20
sha1
d69f706a1c40660facfddd42e1fd9497800ad825
sha256
8124efd3b058114abf5bdd99c735939a74bf45beac1f4cc4689ca6b7519e9507
sha512
33a9df48fe400cbcdde83790426068252b402fe16e3f084a53b27596695ee35296f5db21743787b250f9fd5acef22aef227026d4b57d52a267db01ea35132812
ripemd-160
78094fe03bc8b19b4d859e85e783aa05f2d10cc7
Diameter
415881982
Circumference
1306531779.4116
Area
1.3584075649192E+17
Volume
3.7662482030825E+25
Surface area
5.4336302596767E+17
Circumference
1306531779.4116
Perimeter
831763964
Area
43239455738062081
Diagonal
294072969.6455
Surface area
259436734428372486
Volume
8.9912552764733E+24
Space diagonal
360164361.38822
Perimeter
623822973
Area
1.8723233557487E+16
Altitude
180082180.69411
Surface area
1.8723233557487E+16
Volume
1.0596295962289E+24
Height
98024323.215167