68215311 is an odd 8-digits composite number following 68215310
and preceding 68215312 . In scientific notation, it is written as 6.8215311 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 45476856 positive integers (up to 68215311) that are relatively prime to 68215311.
68215311 has 8 divisors, whose sum is 101059760
The reverse of 68215311 is 11351286
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
sixty-eight million two hundred fifteen thousand three hundred eleven
Scientific notation
6.8215311 × 10^7
Engineering notation
6.8215311 × 10^6
Prime Factorization
9 × 3 × 2526493
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68215311
Product of the distinct prime numbers
The prime factorization of 68215311 is 9 × 3 × 2526493.
Since it has a total of 3 prime factors.
1 , 9 , 29 , 10 , 632 , 547 , 6050 , 953 , 19699 , 91103 , 99419 , 252443 , 8468494 , 3532865 , 89149456 , 27502339 , 42695213 , 75431359 , 3073706493 , 2981728299
n×2
136430622
n×3
204645933
n×4
272861244
n×5
341076555
n÷2
34107655.5
n÷3
22738437
n÷3
17053827.75
n÷5
13643062.2
n2
4653328654826721
n3
3.1742826137422E+23
n4
2.1653467569831E+31
n5
1.4770980245045E+39
2 √n
8259.2560803017
3 √n
408.59585299428
4 √n
90.880449384351
5 √n
36.878765319878
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
-68215310
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 68215311 can be divided by 8 positive divisors.
The sum of these divisors (counting 68215311) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100001110001000001111
3
Ternary
11202100200211000
4
Quaternary
10010032020033
5
Quinary
114430342221
6
Senary
10434031343
8
Octal
404161017
10
Decimal
68215311
12
Duodecimal
1aa18553
16
Hexadecimal
410e20f
20
Vigesimal
1166i5b
36
Base36
14m39r
md5
0f709c05934277e16c3ea7cbbaaffc67
sha1
6033f85b90b330e2765f53e28a34a32104c7daad
sha256
cd7a68bbe0b37ab6023e59bc3ae25f6eca71c35f41805665bbf6799ae7c4e8ff
sha512
ece74a2d0fa33d77fd1a205eb7dbf638e4492a86c7bcb4b383215376f5ae05d070f080dbc2e46d29bb1e40a445822d754459694c361dd0f84b467a115a342ae3
ripemd-160
76d1aab635dab729dab025f040b6914ff6699b55
Diameter
136430622
Circumference
428609439.79989
Area
1.4618863116742E+16
Volume
1.3296403919667E+24
Surface area
5.847545246697E+16
Circumference
428609439.79989
Perimeter
272861244
Area
4653328654826721
Diagonal
96471017.977699
Surface area
27919971928960326
Volume
3.1742826137422E+23
Space diagonal
118152384.50611
Perimeter
204645933
Area
2.014950413619E+15
Altitude
59076192.253056
Surface area
2.014950413619E+15
Volume
3.7409279359661E+22
Height
32157005.992566