68509970 is an even 8-digits composite number following 68509969
and preceding 68509971 . In scientific notation, it is written as 6.8509970 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 27403984 positive integers (up to 68509970) that are relatively prime to 68509970.
68509970 has 8 divisors, whose sum is 123317964
The reverse of 68509970 is 07990586
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-eight million five hundred nine thousand nine hundred seventy
Scientific notation
6.8509970 × 10^7
Engineering notation
6.8509970 × 10^6
Prime Factorization
2 × 5 × 6850997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68509970
Product of the distinct prime numbers
The prime factorization of 68509970 is 2 × 5 × 6850997.
Since it has a total of 3 prime factors.
2 , 9 , 41 , 98 , 873 , 556 , 2013 , 9364 , 2392 , 48465 , 119080 , 482637 , 9304244 , 6518919 , 35851251 , 34269563 , 619211667 , 486933700 , 9454129615 , 3721175393
n×2
137019940
n×3
205529910
n×4
274039880
n×5
342549850
n÷2
34254985
n÷3
22836656.666667
n÷3
17127492.5
n÷5
13701994
n2
4693615989400900
n3
3.2155949062538E+23
n4
2.203003105596E+31
n5
1.5092767667429E+39
2 √n
8277.0749664359
3 √n
409.18332378314
4 √n
90.97843132543
5 √n
36.910570299909
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
-68509969
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 68509970 can be divided by 8 positive divisors.
The sum of these divisors (counting 68509970) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000101010110000100010010
3
Ternary
11202220200000022
4
Quaternary
10011112010102
5
Quinary
120014304340
6
Senary
10444223442
8
Octal
405260422
10
Decimal
68509970
12
Duodecimal
1ab3ab82
16
Hexadecimal
4156112
20
Vigesimal
1183eia
36
Base36
14semq
md5
8982e0bd31bf73bdb54e6797d60d1810
sha1
0614ff34c7f9574b1cb6235c0154954cfe3932ee
sha256
f41cf85a005f86dfceb4244083ea5289dde65e575c3489894da844d362a8d9de
sha512
207ef6bfe05feb2128f458dd8e8f2b97f922c888d2a35371a34a144d7cbb976c8dabca83f329e25e30cc69ac98615ebac578fbf7dc1c57110ea5bba3af26a26a
ripemd-160
5894c723c908012567b2028dbe82d80a348ea1a4
Diameter
137019940
Circumference
430460836.89931
Area
1.4745429511073E+16
Volume
1.3469452445877E+24
Surface area
5.8981718044294E+16
Circumference
430460836.89931
Perimeter
274039880
Area
4693615989400900
Diagonal
96887728.731774
Surface area
28161695936405400
Volume
3.2155949062538E+23
Space diagonal
118662748.86502
Perimeter
205529910
Area
2.032395341215E+15
Altitude
59331374.43251
Surface area
2.032395341215E+15
Volume
3.7896149396016E+22
Height
32295909.577258