68092981 is an odd 8-digits composite number following 68092980
and preceding 68092982 . In scientific notation, it is written as 6.8092981 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 61323120 positive integers (up to 68092981) that are relatively prime to 68092981.
68092981 has 8 divisors, whose sum is 74978784
The reverse of 68092981 is 18929086
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million ninety-two thousand nine hundred eighty-one
Scientific notation
6.8092981 × 10^7
Engineering notation
6.8092981 × 10^6
Prime Factorization
11 × 107 × 57853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68092981
Product of the distinct prime numbers
The prime factorization of 68092981 is 11 × 107 × 57853.
Since it has a total of 3 prime factors.
7 , 8 , 55 , 71 , 251 , 608 , 1030 , 2238 , 60618 , 73767 , 791088 , 548659 , 8392826 , 5519602 , 29294314 , 10054545 , 500396554 , 317916991 , 3564572896 , 4724679250
n×2
136185962
n×3
204278943
n×4
272371924
n×5
340464905
n÷2
34046490.5
n÷3
22697660.333333
n÷3
17023245.25
n÷5
13618596.2
n2
4636654061466361
n3
3.15723596911E+23
n4
2.1498560885712E+31
n5
1.4639010979182E+39
2 √n
8251.8471265529
3 √n
408.35146289999
4 √n
90.839678150866
5 √n
36.865528939744
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
-68092980
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 68092981 can be divided by 8 positive divisors.
The sum of these divisors (counting 68092981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011110000010000110101
3
Ternary
11202010111000021
4
Quaternary
10003300100311
5
Quinary
114412433411
6
Senary
10431245141
8
Octal
403602065
10
Decimal
68092981
12
Duodecimal
1a9797b1
16
Hexadecimal
40f0435
20
Vigesimal
115bc91
36
Base36
14jgvp
md5
2faa5e0ee0ad689eb84a580c9f1be019
sha1
1cb229499eece8402b00bd921d97a40b7616cb8d
sha256
bfa8c0fa80128f5afd46abf5c14272026564f7ba6729dbd71a55bee0f6365d98
sha512
92fa8cfa587781f0565f2e52cf4c2b4b31d3d439964477b860cc4f6a9b473933b2ee68f1dc9d578ef8d30763f771777b6301a0f5f53fd1148f2fa07930480206
ripemd-160
22a6ae7db5f6b49d0c9e0e336841cdc5a27e1404
Diameter
136185962
Circumference
427840817.74126
Area
1.456647833674E+16
Volume
1.3224999101607E+24
Surface area
5.826591334696E+16
Circumference
427840817.74126
Perimeter
272371924
Area
4636654061466361
Diagonal
96298017.232613
Surface area
27819924368798166
Volume
3.15723596911E+23
Space diagonal
117940502.73082
Perimeter
204278943
Area
2.0077301028951E+15
Altitude
58970251.365411
Surface area
2.0077301028951E+15
Volume
3.7208382726063E+22
Height
32099339.077538