68098891 is an odd 8-digits composite number following 68098890
and preceding 68098892 . In scientific notation, it is written as 6.8098891 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 58184448 positive integers (up to 68098891) that are relatively prime to 68098891.
68098891 has 8 divisors, whose sum is 78075360
The reverse of 68098891 is 19889086
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-eight million ninety-eight thousand eight hundred ninety-one
Scientific notation
6.8098891 × 10^7
Engineering notation
6.8098891 × 10^6
Prime Factorization
7 × 317 × 30689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68098891
Product of the distinct prime numbers
The prime factorization of 68098891 is 7 × 317 × 30689.
Since it has a total of 3 prime factors.
8 , 2 , 62 , 96 , 558 , 364 , 4519 , 2627 , 92727 , 54801 , 624927 , 597070 , 4986747 , 9454781 , 88026385 , 24358437 , 608997605 , 83600680 , 2525051765 , 5620504977
n×2
136197782
n×3
204296673
n×4
272395564
n×5
340494455
n÷2
34049445.5
n÷3
22699630.333333
n÷3
17024722.75
n÷5
13619778.2
n2
4637458955429881
n3
3.1580581192279E+23
n4
2.1506025563297E+31
n5
1.4645364906782E+39
2 √n
8252.2052204244
3 √n
408.36327658618
4 √n
90.841649150731
5 √n
36.866168852138
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
-68098890
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 68098891 can be divided by 8 positive divisors.
The sum of these divisors (counting 68098891) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011110001101101001011
3
Ternary
11202010210010011
4
Quaternary
10003301231023
5
Quinary
114413131031
6
Senary
10431332351
8
Octal
403615513
10
Decimal
68098891
12
Duodecimal
1a9810b7
16
Hexadecimal
40f1b4b
20
Vigesimal
115c74b
36
Base36
14jlfv
md5
98337cc285d9777853772aa2035749b1
sha1
6ddf0c9c4ceb3d8616073fc124f5e632367cbaa5
sha256
901a8492ef1cc2e870e829205d968dae4e6a7f03a135e88485596818b6bf9c42
sha512
c45f5c534ab3920c6b2138ecc8aaa553ae8738c3712fa3d28e2fa1d6b167801fea1b73c3908b785b4dddbe905d9a484f5e7a1625dfc8d49a858adde3e7d6da2e
ripemd-160
9a0f1496dd2d7e500a52b21a913648ac54edf940
Diameter
136197782
Circumference
427877951.36642
Area
1.4569006985703E+16
Volume
1.3228442915968E+24
Surface area
5.8276027942811E+16
Circumference
427877951.36642
Perimeter
272395564
Area
4637458955429881
Diagonal
96306375.234767
Surface area
27824753732579286
Volume
3.1580581192279E+23
Space diagonal
117950739.15109
Perimeter
204296673
Area
2.008078632205E+15
Altitude
58975369.575547
Surface area
2.008078632205E+15
Volume
3.7218071858122E+22
Height
32102125.078256