68707531 is an odd 8-digits composite number following 68707530
and preceding 68707532 . In scientific notation, it is written as 6.8707531 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 68490472 positive integers (up to 68707531) that are relatively prime to 68707531.
68707531 has 4 divisors, whose sum is 68924592
The reverse of 68707531 is 13570786
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-eight million seven hundred seven thousand five hundred thirty-one
Scientific notation
6.8707531 × 10^7
Engineering notation
6.8707531 × 10^6
Prime Factorization
317 × 216743
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68707531
Product of the distinct prime numbers
The prime factorization of 68707531 is 317 × 216743.
Since it has a total of 2 prime factors.
8 , 5 , 62 , 23 , 200 , 920 , 4114 , 7657 , 6132 , 1956 , 283898 , 963527 , 1664256 , 8441679 , 41813221 , 16527697 , 345267134 , 782613401 , 2026217706 , 8583258562
n×2
137415062
n×3
206122593
n×4
274830124
n×5
343537655
n÷2
34353765.5
n÷3
22902510.333333
n÷3
17176882.75
n÷5
13741506.2
n2
4720724816115961
n3
3.2434934664576E+23
n4
2.2285242789493E+31
n5
1.5311640098016E+39
2 √n
8289.000603209
3 √n
409.57626457958
4 √n
91.043948745697
5 √n
36.931833460512
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
-68707530
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 68707531 can be divided by 4 positive divisors.
The sum of these divisors (counting 68707531) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110000110010011001011
3
Ternary
11210021201000101
4
Quaternary
10012012103023
5
Quinary
120042120111
6
Senary
10452350231
8
Octal
406062313
10
Decimal
68707531
12
Duodecimal
1b015377
16
Hexadecimal
41864cb
20
Vigesimal
11988gb
36
Base36
14wn2j
md5
c43160131d0936ad0789deb5af3b608a
sha1
501506b6ea0110a374a6d1f73987c4a1c5f71c03
sha256
94d86a9bbc824178c2f150d391b9666491852fd2efd1543af0fe1997c23d9e6b
sha512
92ba4470226c6e596ae2e90a368d9b8c6635c26ec43a45f90618d51a99257245a79315b0d7f24421aa66cfadb076e4f26f9147a15972ec1e9bb1e0dec82d9a29
ripemd-160
9ad723755a7e18f91c7659c9a54913c886b7e897
Diameter
137415062
Circumference
431702149.27179
Area
1.4830594401929E+16
Volume
1.3586313661586E+24
Surface area
5.9322377607716E+16
Circumference
431702149.27179
Perimeter
274830124
Area
4720724816115961
Diagonal
97167122.17737
Surface area
28324348896695766
Volume
3.2434934664576E+23
Space diagonal
119004934.55461
Perimeter
206122593
Area
2.044133807516E+15
Altitude
59502467.277307
Surface area
2.044133807516E+15
Volume
3.8224937081107E+22
Height
32389040.72579