68996818 is an even 8-digits composite number following 68996817
and preceding 68996819 . In scientific notation, it is written as 6.8996818 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 31285440 positive integers (up to 68996818) that are relatively prime to 68996818.
68996818 has 16 divisors, whose sum is 113180256
The reverse of 68996818 is 81869986
Previous prime number is 433
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-eight million nine hundred ninety-six thousand eight hundred eighteen
Scientific notation
6.8996818 × 10^7
Engineering notation
6.8996818 × 10^6
Prime Factorization
2 × 11 × 433 × 7243
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68996818
Product of the distinct prime numbers
The prime factorization of 68996818 is 2 × 11 × 433 × 7243.
Since it has a total of 4 prime factors.
2 , 6 , 85 , 57 , 659 , 455 , 7120 , 7211 , 86203 , 36987 , 268557 , 671263 , 762335 , 6304953 , 14379881 , 37546134 , 667445747 , 70120859 , 3570181885 , 1679489943
n×2
137993636
n×3
206990454
n×4
275987272
n×5
344984090
n÷2
34498409
n÷3
22998939.333333
n÷3
17249204.5
n÷5
13799363.6
n2
4760560894125124
n3
3.2846355358987E+23
n4
2.2662940026673E+31
n5
1.5636707483653E+39
2 √n
8306.4323268176
3 √n
410.15028795409
4 √n
91.139630934175
5 √n
36.962880861072
1 , 2 , 11 , 22 , 433 , 866 , 4763 , 7243 , 9526 , 14486 , 79673 , 159346 , 3136219 , 6272438 , 34498409 , 68996818
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68996817
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68996818 can be divided by 16 positive divisors.
The sum of these divisors (counting 68996818) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000111001100111011010010
3
Ternary
11210211101211201
4
Quaternary
10013030323102
5
Quinary
120130344233
6
Senary
10502501414
8
Octal
407147322
10
Decimal
68996818
12
Duodecimal
1b13486a
16
Hexadecimal
41cced2
20
Vigesimal
11b4c0i
36
Base36
152uaa
md5
e0dd03f952d48e851565ead5ccbba6c6
sha1
4d9650ba1e908da6d3269ed345d5efb8b0a60a98
sha256
363ac13ff512d22cbbb7b3e88ad9be18d0ee7b6546822ccc8f4035309f0347ef
sha512
841a7b092d378509fd547953e781e6c09cd441ac924e74b28f40c283bc796df3d99116a276ec7efb684b471c93eac36cb856ef1495c9dc2c8f63efe27a5d4aff
ripemd-160
45821da363e6acbd2dac279c3bb2317608e6a5e2
Diameter
137993636
Circumference
433519793.09974
Area
1.495574313195E+16
Volume
1.3758649159066E+24
Surface area
5.9822972527801E+16
Circumference
433519793.09974
Perimeter
275987272
Area
4760560894125124
Diagonal
97576235.776188
Surface area
28563365364750744
Volume
3.2846355358987E+23
Space diagonal
119505994.33658
Perimeter
206990454
Area
2.0613833352876E+15
Altitude
59752997.168291
Surface area
2.0613833352876E+15
Volume
3.8709801019338E+22
Height
32525411.925396