209991107 is an odd 9-digits composite number following 209991106
and preceding 209991108 . In scientific notation, it is written as 2.09991107 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 208280160 positive integers (up to 209991107) that are relatively prime to 209991107.
209991107 has 8 divisors, whose sum is 211707600
The reverse of 209991107 is 701199902
Previous prime number is 1949
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
two hundred nine million nine hundred ninety-one thousand one hundred seven
Scientific notation
2.09991107 × 10^8
Engineering notation
2.09991107 × 10^6
Prime Factorization
661 × 1949 × 163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
209991107
Product of the distinct prime numbers
The prime factorization of 209991107 is 661 × 1949 × 163.
Since it has a total of 3 prime factors.
4 , 7 , 15 , 86 , 546 , 319 , 8006 , 6209 , 52959 , 8350 , 547665 , 792057 , 3885735 , 2371735 , 27382044 , 56098929 , 799141818 , 320940836 , 9611688987 , 2697109527
n×2
419982214
n×3
629973321
n×4
839964428
n×5
1049955535
n÷2
104995553.5
n÷3
69997035.666667
n÷3
52497776.75
n÷5
41998221.4
n2
44096265019085449
n3
9.2598235059231E+24
n4
1.9444805886334E+33
n5
4.0832363134714E+41
2 √n
14491.06990529
3 √n
594.38380479312
4 √n
120.37885987701
5 √n
46.178538153993
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
-209991106
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 209991107 can be divided by 8 positive divisors.
The sum of these divisors (counting 209991107) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100001000011010111000011
3
Ternary
112122010122122102
4
Quaternary
30201003113003
5
Quinary
412224203412
6
Senary
32500501015
8
Octal
1441032703
10
Decimal
209991107
12
Duodecimal
5a3aa76b
16
Hexadecimal
c8435c3
20
Vigesimal
35c8hf7
36
Base36
3h0u6b
md5
f906569b762f2ac38f33ae2b7f516030
sha1
7cb6acfb4cd90a4c40cd47c0aeb6246d34ddbb97
sha256
db7fc28eb278f5f41b73555117d37302d51e6929817a543d4be1bcbe5fbcea0d
sha512
3f3f9496deee7a967c91e066f9fd91f7d3d1737fa4f38e95dbb497b1d0300dfea919f8b8378faa1ec50d6a03c9bcc34aeef3b465e4af6ef31c4ba7c298e23c6e
ripemd-160
da2134e4219e84e471cb0c65b4d5c212bfa47409
Diameter
419982214
Circumference
1319413038.1408
Area
1.3853250223471E+17
Volume
3.8787457999662E+25
Surface area
5.5413000893883E+17
Circumference
1319413038.1408
Perimeter
839964428
Area
44096265019085449
Diagonal
296972271.49714
Surface area
264577590114512694
Volume
9.2598235059231E+24
Space diagonal
363715266.46163
Perimeter
629973321
Area
1.909424285927E+16
Altitude
181857633.23082
Surface area
1.909424285927E+16
Volume
1.0912806656048E+24
Height
98990757.165713