67681381 is an odd 8-digits prime number following 67681380
and preceding 67681382 . In scientific notation, it is written as 6.7681381 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 67681380 positive integers (up to 67681381) that are relatively prime to 67681381.
67681381 has 2 divisors, whose sum is 67681382
The reverse of 67681381 is 18318676
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 40 Digital Root 4
Name
sixty-seven million six hundred eighty-one thousand three hundred eighty-one
Scientific notation
6.7681381 × 10^7
Engineering notation
6.7681381 × 10^6
Prime Factorization
67681381
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
67681381 Product of the distinct prime numbers
The prime factorization of 67681381 is 67681381.
Since it has a total of 1 prime factors.
4 , 3 , 17 , 25 , 189 , 235 , 7384 , 552 , 94255 , 45573 , 955556 , 538425 , 5560512 , 4837443 , 82079220 , 31476629 , 739424671 , 544684872 , 9496506271 , 8592355934
n×2
135362762
n×3
203044143
n×4
270725524
n×5
338406905
n÷2
33840690.5
n÷3
22560460.333333
n÷3
16920345.25
n÷5
13536276.2
n2
4580769334067161
n3
3.1003279457212E+23
n4
2.098344769193E+31
n5
1.4201887179311E+39
2 √n8226.8694532003
3 √n407.52701540946
4 √n90.702091779629
5 √n36.820852752796
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
67681382 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
33840691 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8226.8695139767 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999704498 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 67681381 can be divided by 2 positive divisors.
The sum of these divisors (counting 67681381) is 67681382, the average is 33840691.
Base
System
Value
2
Binary
100000010001011110001100101
3
Ternary
11201100120101211
4
Quaternary
10002023301211
5
Quinary
114311301011
6
Senary
10414351421
8
Octal
402136145
10
Decimal
67681381
12
Duodecimal
1a7bb571
16
Hexadecimal
408bc65
20
Vigesimal
1130391
36
Base36
14anad
md5
e9318ea55848faa12d330916f7da93fa
sha1
58f34e2e4f08f4b557fe64608df14423f68caaa9
sha256
2b4bdc224b1c169ceabacf8afae709b1c093d6272a9100e68cdf3c8c2a6e8b7c
sha512
8920570222d4e06b4dfe280e93b612def0bc621946fb9252a6f1690ff268684dd58f31b0961dbfbfddfb21afce2baf5e6ce8b14397bc7bc4062025b5ffe60a64
ripemd-160
d791f05db1d1c3bb3f215e92247003b7d79a0e3b
Diameter
135362762
Circumference
425254658.66882
Area
1.4390911287695E+16
Volume
1.2986623330662E+24
Surface area
5.7563645150779E+16
Circumference
425254658.66882
Perimeter
270725524
Area
4580769334067161
Diagonal
95715926.930341
Surface area
27484616004402966
Volume
3.1003279457212E+23
Space diagonal
117227590.61843
Perimeter
203044143
Area
1.9835313060894E+15
Altitude
58613795.309213
Surface area
1.9835313060894E+15
Volume
3.6537715238693E+22
Height
31905308.97678