102782009 is an odd 9-digits composite number following 102782008
and preceding 102782010 . In scientific notation, it is written as 1.02782009 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 89375440 positive integers (up to 102782009) that are relatively prime to 102782009.
102782009 has 8 divisors, whose sum is 117001152
The reverse of 102782009 is 900287201
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred two million seven hundred eighty-two thousand nine
Scientific notation
1.02782009 × 10^8
Engineering notation
1.02782009 × 10^6
Prime Factorization
23 × 11 × 406253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
102782009
Product of the distinct prime numbers
The prime factorization of 102782009 is 23 × 11 × 406253.
Since it has a total of 3 prime factors.
7 , 7 , 14 , 13 , 866 , 661 , 9640 , 3806 , 1807 , 28791 , 718521 , 117621 , 541178 , 7348054 , 7113381 , 80582062 , 176203640 , 733857007 , 9047439463 , 1323218912
n×2
205564018
n×3
308346027
n×4
411128036
n×5
513910045
n÷2
51391004.5
n÷3
34260669.666667
n÷3
25695502.25
n÷5
20556401.8
n2
10564141374076081
n3
1.0858036737876E+24
n4
1.1160108297147E+32
n5
1.1470583514383E+40
2 √n
10138.146230944
3 √n
468.42388756814
4 √n
100.68836194389
5 √n
40.02980001798
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
-102782008
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 102782009 can be divided by 8 positive divisors.
The sum of these divisors (counting 102782009) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001000000101010000111001
3
Ternary
21011101212102002
4
Quaternary
12020011100321
5
Quinary
202303011014
6
Senary
14110550345
8
Octal
610052071
10
Decimal
102782009
12
Duodecimal
2a5083b5
16
Hexadecimal
6205439
20
Vigesimal
1c27f09
36
Base36
1p6z3t
md5
c8a2e601ed2f31ba4e9568368836c8a0
sha1
a0518dfa017f37e082152c70813c58c9095c5b17
sha256
8d0506f2a283f9faa6a22a6f6dc52b6f4515852d472b37c72fe9e814d13a7138
sha512
5755a65992c1e6b8073f5f87d148474cf2bb998451bf72fd6edfdf9c7004356262db54725e34778db1491c9ae037416c47fc3a1244add8757a637515b3c9ea40
ripemd-160
933ef1783fe75634dbc3230e304da6c5256250f0
Diameter
205564018
Circumference
645798408.7912
Area
3.3188228932281E+16
Volume
4.5482037930824E+24
Surface area
1.3275291572913E+17
Circumference
645798408.7912
Perimeter
411128036
Area
10564141374076081
Diagonal
145355711.09575
Surface area
63384848244456486
Volume
1.0858036737876E+24
Space diagonal
178023661.692
Perimeter
308346027
Area
4.5744073995601E+15
Altitude
89011830.846001
Surface area
4.5744073995601E+15
Volume
1.2796319012874E+23
Height
48451903.698585