78353989 is an odd 8-digits composite number following 78353988
and preceding 78353990 . In scientific notation, it is written as 7.8353989 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 66943800 positive integers (up to 78353989) that are relatively prime to 78353989.
78353989 has 12 divisors, whose sum is 91440768
The reverse of 78353989 is 98935387
Previous prime number is 331
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-eight million three hundred fifty-three thousand nine hundred eighty-nine
Scientific notation
7.8353989 × 10^7
Engineering notation
7.8353989 × 10^6
Prime Factorization
7 × 7 × 331 × 4831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
11193427
Product of the distinct prime numbers
The prime factorization of 78353989 is 7 × 7 × 331 × 4831.
Since it has a total of 4 prime factors.
9 , 2 , 54 , 78 , 615 , 80 , 6824 , 3600 , 61754 , 41639 , 575202 , 486940 , 5847756 , 3293379 , 38644120 , 4937804 , 445045583 , 721217214 , 170696702 , 9969649468
n×2
156707978
n×3
235061967
n×4
313415956
n×5
391769945
n÷2
39176994.5
n÷3
26117996.333333
n÷3
19588497.25
n÷5
15670797.8
n2
6139347592212121
n3
4.8104237370737E+23
n4
3.7691588858001E+31
n5
2.9532863387723E+39
2 √n
8851.7788607714
3 √n
427.91124932133
4 √n
94.083892674418
5 √n
37.915101440032
1 , 7 , 49 , 331 , 2317 , 4831 , 16219 , 33817 , 236719 , 1599061 , 11193427 , 78353989
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78353988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78353989 can be divided by 12 positive divisors.
The sum of these divisors (counting 78353989) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101010111001011001000101
3
Ternary
12110102210110121
4
Quaternary
10222321121011
5
Quinary
130024311424
6
Senary
11435221541
8
Octal
452713105
10
Decimal
78353989
12
Duodecimal
222a78b1
16
Hexadecimal
4ab9645
20
Vigesimal
149e4j9
36
Base36
1anebp
md5
1971b2088e84ea43c94fe79a7bd7be04
sha1
c4102127ab39e2f962a20b8c7e7e2a2c97ea4b42
sha256
fadc62df9eebfa420d272e1876d38f209e595371683216310a0b464cdb565f49
sha512
662acca170000f8bbf9e92f2c48b6cfbd2dfb25291cac6ac8a61fa60f34ec2ecef63e3ad4a98575f4b62f633aaf70b26112d2701b70a3acfebdc1aa9673dc3c3
ripemd-160
ec107617c54dfa7e2b36dedf976a6fafc24eea84
Diameter
156707978
Circumference
492312632.44371
Area
1.9287329293528E+16
Volume
2.0149855830726E+24
Surface area
7.7149317174111E+16
Circumference
492312632.44371
Perimeter
313415956
Area
6139347592212121
Diagonal
110809273.90983
Surface area
36836085553272726
Volume
4.8104237370737E+23
Space diagonal
135713089.92369
Perimeter
235061967
Area
2.6584154887593E+15
Altitude
67856544.961846
Surface area
2.6584154887593E+15
Volume
5.6691387414425E+22
Height
36936424.636611