67685781 is an odd 8-digits composite number following 67685780
and preceding 67685782 . In scientific notation, it is written as 6.7685781 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 43978944 positive integers (up to 67685781) that are relatively prime to 67685781.
67685781 has 16 divisors, whose sum is 92553984
The reverse of 67685781 is 18758676
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-seven million six hundred eighty-five thousand seven hundred eighty-one
Scientific notation
6.7685781 × 10^7
Engineering notation
6.7685781 × 10^6
Prime Factorization
3 × 47 × 277 × 1733
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
67685781
Product of the distinct prime numbers
The prime factorization of 67685781 is 3 × 47 × 277 × 1733.
Since it has a total of 4 prime factors.
5 , 2 , 53 , 67 , 549 , 58 , 8565 , 8291 , 53971 , 53392 , 404299 , 699347 , 4349814 , 183793 , 84507917 , 72243037 , 129227591 , 589802492 , 6418592083 , 5147355054
n×2
135371562
n×3
203057343
n×4
270743124
n×5
338428905
n÷2
33842890.5
n÷3
22561927
n÷3
16921445.25
n÷5
13537156.2
n2
4581364949579961
n3
3.1009326465835E+23
n4
2.098890480124E+31
n5
1.4206504138066E+39
2 √n
8227.136865277
3 √n
407.53584639559
4 √n
90.703565890636
5 √n
36.821331488711
1 , 3 , 47 , 141 , 277 , 831 , 1733 , 5199 , 13019 , 39057 , 81451 , 244353 , 480041 , 1440123 , 22561927 , 67685781
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
-67685780
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 67685781 can be divided by 16 positive divisors.
The sum of these divisors (counting 67685781) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000010001100110110010101
3
Ternary
11201100210102210
4
Quaternary
10002030312111
5
Quinary
114311421111
6
Senary
10414424033
8
Octal
402146625
10
Decimal
67685781
12
Duodecimal
1a802019
16
Hexadecimal
408cd95
20
Vigesimal
1130e91
36
Base36
14aqol
md5
fa7c446b6ed1e5eeb3ea23a53b673fe6
sha1
0572043819f28dc50e52a2ee9af7bd6b34901333
sha256
6b706d4dca5531dad8eb299f660738c66a36766a5c455f8d5c3b6e189f6a6032
sha512
e559bf5224e926c5095dc830933c5e08855587642efb2eb98a8b7b9e2d8bda147d705f5bf43f77989bb61ddf513878428f4459be0f3110973104c29177585242
ripemd-160
28c50f9f63503019ff9c674c0e6d297f7b01d6a5
Diameter
135371562
Circumference
425282304.68418
Area
1.4392782469014E+16
Volume
1.2989156295711E+24
Surface area
5.7571129876057E+16
Circumference
425282304.68418
Perimeter
270743124
Area
4581364949579961
Diagonal
95722149.470015
Surface area
27488189697479766
Volume
3.1009326465835E+23
Space diagonal
117235211.64198
Perimeter
203057343
Area
1.9837892151719E+15
Altitude
58617605.82099
Surface area
1.9837892151719E+15
Volume
3.6544841706698E+22
Height
31907383.156672