68639467 is an odd 8-digits composite number following 68639466
and preceding 68639468 . In scientific notation, it is written as 6.8639467 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 63359496 positive integers (up to 68639467) that are relatively prime to 68639467.
68639467 has 4 divisors, whose sum is 73919440
The reverse of 68639467 is 76493686
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-eight million six hundred thirty-nine thousand four hundred sixty-seven
Scientific notation
6.8639467 × 10^7
Engineering notation
6.8639467 × 10^6
Prime Factorization
13 × 5279959
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68639467
Product of the distinct prime numbers
The prime factorization of 68639467 is 13 × 5279959.
Since it has a total of 2 prime factors.
8 , 3 , 63 , 31 , 307 , 323 , 3075 , 8454 , 16065 , 15285 , 199534 , 385676 , 1589663 , 9643712 , 71285306 , 238765 , 388201078 , 263811095 , 6442189041 , 8172458864
n×2
137278934
n×3
205918401
n×4
274557868
n×5
343197335
n÷2
34319733.5
n÷3
22879822.333333
n÷3
17159866.75
n÷5
13727893.4
n2
4711376430044089
n3
3.2338636699459E+23
n4
2.2197067865575E+31
n5
1.5235949072559E+39
2 √n
8284.8939039676
3 √n
409.4409732029
4 √n
91.02139256223
5 √n
36.924513375094
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68639466
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68639467 can be divided by 4 positive divisors.
The sum of these divisors (counting 68639467) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101110101101011101011
3
Ternary
11210011020122111
4
Quaternary
10011311223223
5
Quinary
120032430332
6
Senary
10451103151
8
Octal
405655353
10
Decimal
68639467
12
Duodecimal
1aba1ab7
16
Hexadecimal
4175aeb
20
Vigesimal
118jid7
36
Base36
14v6jv
md5
c925e42d3d1bf788c6df76692aba8688
sha1
2653c6b4bb9c2697627ebbf8e0041b39b92a2cdf
sha256
d528e81aa22e37a32411bfe025cf484da2094895349035eafc6e5d65f7e2c018
sha512
2667452a475c0de5186f60d48c6a06534bab7010d52c130b84abe6f84a41052dd54e6345dc890132fd063d818e4e394a17abac81e8fe251ff4409080f99660fb
ripemd-160
45396cbd23ee0abd08ae0b0d48845c251ca1b044
Diameter
137278934
Circumference
431274490.54704
Area
1.4801225580923E+16
Volume
1.3545976464284E+24
Surface area
5.920490232369E+16
Circumference
431274490.54704
Perimeter
274557868
Area
4711376430044089
Diagonal
97070865.145461
Surface area
28268258580264534
Volume
3.2338636699459E+23
Space diagonal
118887044.24845
Perimeter
205918401
Area
2.0400858376047E+15
Altitude
59443522.124224
Surface area
2.0400858376047E+15
Volume
3.8111448840859E+22
Height
32356955.048487