68996985 is an odd 8-digits composite number following 68996984
and preceding 68996986 . In scientific notation, it is written as 6.8996985 × 10^7.
The sum of its digits is 60. It has a total of 3 prime factors and 8 positive divisors.
There are 36798384 positive integers (up to 68996985) that are relatively prime to 68996985.
68996985 has 8 divisors, whose sum is 110395200
The reverse of 68996985 is 58969986
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
sixty-eight million nine hundred ninety-six thousand nine hundred eighty-five
Scientific notation
6.8996985 × 10^7
Engineering notation
6.8996985 × 10^6
Prime Factorization
3 × 5 × 4599799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68996985
Product of the distinct prime numbers
The prime factorization of 68996985 is 3 × 5 × 4599799.
Since it has a total of 3 prime factors.
2 , 8 , 69 , 44 , 593 , 460 , 1354 , 4399 , 28469 , 34275 , 198359 , 925184 , 5627270 , 4196630 , 54761515 , 73501232 , 583501449 , 501129210 , 9151359628 , 4344973268
n×2
137993970
n×3
206990955
n×4
275987940
n×5
344984925
n÷2
34498492.5
n÷3
22998995
n÷3
17249246.25
n÷5
13799397
n2
4760583939090225
n3
3.2846593863665E+23
n4
2.2663159441124E+31
n5
1.5636896720118E+39
2 √n
8306.442379262
3 √n
410.15061886328
4 √n
91.139686082749
5 √n
36.962898754057
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
-68996984
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 68996985 can be divided by 8 positive divisors.
The sum of these divisors (counting 68996985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000111001100111101111001
3
Ternary
11210211102001220
4
Quaternary
10013030331321
5
Quinary
120130400420
6
Senary
10502502253
8
Octal
407147571
10
Decimal
68996985
12
Duodecimal
1b134989
16
Hexadecimal
41ccf79
20
Vigesimal
11b4c95
36
Base36
152uex
md5
2c5faef96458a16f021b8280e00ebc50
sha1
829d7d6bddb78d945314b1b36dc342095ce6ea59
sha256
9d3ed89e8b17f9bf6bd7e4009d55e7b2fe615ec49df400f32b6e176b4902e8f6
sha512
c3ce0cd029925b3beeee675ee93f272e6d46429ce90d922da8048f0910f05c8ba0117e3c0524d2ade961a67b8990bf23c58831ec9b8d35ceaf8f40fda29c3f81
ripemd-160
44993ecedc7feb4add81e08fe57370d80404d27e
Diameter
137993970
Circumference
433520842.39169
Area
1.4955815529843E+16
Volume
1.3758749063672E+24
Surface area
5.9823262119374E+16
Circumference
433520842.39169
Perimeter
275987940
Area
4760583939090225
Diagonal
97576471.949853
Surface area
28563503634541350
Volume
3.2846593863665E+23
Space diagonal
119506283.58907
Perimeter
206990955
Area
2.0613933140502E+15
Altitude
59753141.794534
Surface area
2.0613933140502E+15
Volume
3.8710082099797E+22
Height
32525490.649951