67681845 is an odd 8-digits composite number following 67681844
and preceding 67681846 . In scientific notation, it is written as 6.7681845 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 26403840 positive integers (up to 67681845) that are relatively prime to 67681845.
67681845 has 32 divisors, whose sum is 99090432
The reverse of 67681845 is 54818676
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-seven million six hundred eighty-one thousand eight hundred forty-five
Scientific notation
6.7681845 × 10^7
Engineering notation
6.7681845 × 10^6
Prime Factorization
3 × 63 × 55 × 17 × 383
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
67681845
Product of the distinct prime numbers
The prime factorization of 67681845 is 3 × 63 × 55 × 17 × 383.
Since it has a total of 5 prime factors.
6 , 10 , 60 , 64 , 206 , 137 , 9001 , 5101 , 72886 , 43899 , 94509 , 236902 , 63009 , 7325230 , 48258147 , 50723129 , 369407735 , 194523988 , 9497685504 , 2092189609
n×2
135363690
n×3
203045535
n×4
270727380
n×5
338409225
n÷2
33840922.5
n÷3
22560615
n÷3
16920461.25
n÷5
13536369
n2
4580832142604025
n3
3.1003917104674E+23
n4
2.0984023118714E+31
n5
1.4202374001972E+39
2 √n
8226.8976534293
3 √n
407.52794669514
4 √n
90.702247234725
5 √n
36.820903238848
1 , 3 , 17 , 51 , 55 , 63 , 165 , 189 , 383 , 935 , 1071 , 1149 , 2805 , 3213 , 3465 , 6511 , 10395 , 19533 , 21065 , 24129 , 58905 , 63195 , 72387 , 176715 , 358105 , 410193 , 1074315 , 1230579 , 1327095 , 3981285 , 22560615 , 67681845
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-67681844
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67681845 can be divided by 32 positive divisors.
The sum of these divisors (counting 67681845) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100000010001011111000110101
3
Ternary
11201100121001000
4
Quaternary
10002023320311
5
Quinary
114311304340
6
Senary
10414353513
8
Octal
402137065
10
Decimal
67681845
12
Duodecimal
1a7bb899
16
Hexadecimal
408be35
20
Vigesimal
11304c5
36
Base36
14ann9
md5
7d3a148df22276933b42b21ddb17309c
sha1
82a2c10d5cd9f1b1ed1df03a52b4589a86f3320c
sha256
b495503c3164f47ef2e582e307d03c7a95be770881d7296675b8fc07595832ff
sha512
1912ec2b46e1d54066a1a1bb819f7ee0e41c6c7882c1a5773e7d0475dcd56fe90edb0b8b736e477b3e88b60afd036f99ef1c698400a274e39669404d916f5533
ripemd-160
d3416c108b439273ec9c3a6788ff929321d52232
Diameter
135363690
Circumference
425257574.06681
Area
1.4391108606533E+16
Volume
1.2986890427807E+24
Surface area
5.7564434426131E+16
Circumference
425257574.06681
Perimeter
270727380
Area
4580832142604025
Diagonal
95716583.125434
Surface area
27484992855624150
Volume
3.1003917104674E+23
Space diagonal
117228394.29
Perimeter
203045535
Area
1.9835585029837E+15
Altitude
58614197.145001
Surface area
1.9835585029837E+15
Volume
3.6538466713435E+22
Height
31905527.708478