67681645 is an odd 8-digits composite number following 67681644
and preceding 67681646 . In scientific notation, it is written as 6.7681645 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 52993104 positive integers (up to 67681645) that are relatively prime to 67681645.
67681645 has 8 divisors, whose sum is 82946304
The reverse of 67681645 is 54618676
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-seven million six hundred eighty-one thousand six hundred forty-five
Scientific notation
6.7681645 × 10^7
Engineering notation
6.7681645 × 10^6
Prime Factorization
5 × 47 × 288007
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
67681645
Product of the distinct prime numbers
The prime factorization of 67681645 is 5 × 47 × 288007.
Since it has a total of 3 prime factors.
5 , 7 , 62 , 14 , 696 , 470 , 3455 , 887 , 28573 , 90961 , 217795 , 495098 , 4074122 , 3581700 , 14878224 , 54436441 , 636668650 , 863601220 , 9758071935 , 9490482077
n×2
135363290
n×3
203044935
n×4
270726580
n×5
338408225
n÷2
33840822.5
n÷3
22560548.333333
n÷3
16920411.25
n÷5
13536329
n2
4580805069906025
n3
3.1003642255558E+23
n4
2.0983775088477E+31
n5
1.4202164162981E+39
2 √n
8226.88549817
3 √n
407.52754527942
4 √n
90.702180228317
5 √n
36.820881477653
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
-67681644
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 67681645 can be divided by 8 positive divisors.
The sum of these divisors (counting 67681645) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000010001011110101101101
3
Ternary
11201100120202121
4
Quaternary
10002023311231
5
Quinary
114311303040
6
Senary
10414352541
8
Octal
402136555
10
Decimal
67681645
12
Duodecimal
1a7bb751
16
Hexadecimal
408bd6d
20
Vigesimal
1130425
36
Base36
14anhp
md5
7afb4590773943332126410444ff1353
sha1
e54bbbd540b8e98df3e52f9e477afb9b6871ed29
sha256
c314c8497db3e3bb2000f6942ae4e2addf5be013889403111da2884dbee29188
sha512
bc418c9f4cd287fba8e827da6440744b9fee0cbb4330052dc010e648df0095fa6c51921d753065cf3bf115a49728bb218266697e50e6de57e69d3b61882af8f2
ripemd-160
1e74bbcd7ac849e04266c9b00780de9406798287
Diameter
135363290
Circumference
425256317.42974
Area
1.4391023555144E+16
Volume
1.2986775299278E+24
Surface area
5.7564094220575E+16
Circumference
425256317.42974
Perimeter
270726580
Area
4580805069906025
Diagonal
95716300.282721
Surface area
27484830419436150
Volume
3.1003642255558E+23
Space diagonal
117228047.87984
Perimeter
203044935
Area
1.9835467801616E+15
Altitude
58614023.93992
Surface area
1.9835467801616E+15
Volume
3.6538142800645E+22
Height
31905433.427574