78389625 is an odd 8-digits composite number following 78389624
and preceding 78389626 . In scientific notation, it is written as 7.8389625 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 41807600 positive integers (up to 78389625) that are relatively prime to 78389625.
78389625 has 8 divisors, whose sum is 86960640
The reverse of 78389625 is 52698387
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-eight million three hundred eighty-nine thousand six hundred twenty-five
Scientific notation
7.8389625 × 10^7
Engineering notation
7.8389625 × 10^6
Prime Factorization
15 × 25 × 209039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78389625
Product of the distinct prime numbers
The prime factorization of 78389625 is 15 × 25 × 209039.
Since it has a total of 3 prime factors.
8 , 3 , 3 , 30 , 992 , 188 , 3196 , 6200 , 97996 , 34549 , 446856 , 43142 , 5966707 , 6202804 , 66405804 , 4843115 , 300355260 , 283066980 , 524779728 , 9390430626
n×2
156779250
n×3
235168875
n×4
313558500
n×5
391948125
n÷2
39194812.5
n÷3
26129875
n÷3
19597406.25
n÷5
15677925
n2
6144933307640625
n3
4.8169901763596E+23
n4
3.7760205355351E+31
n5
2.960008337729E+39
2 √n
8853.7915606818
3 √n
427.9761119372
4 √n
94.094588370861
5 √n
37.91854962904
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
-78389624
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 78389625 can be divided by 8 positive divisors.
The sum of these divisors (counting 78389625) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011000010000101111001
3
Ternary
12110111121100110
4
Quaternary
10223002011321
5
Quinary
130031432000
6
Senary
11440054533
8
Octal
453020571
10
Decimal
78389625
12
Duodecimal
22304449
16
Hexadecimal
4ac2179
20
Vigesimal
149ie15
36
Base36
1ao5tl
md5
4ff837ba2dae140aa5abedbada0b296e
sha1
1f8be056154cfe74c356d0245c91f1b33708d5ad
sha256
8528db2590d5c2983fb1546656282983d93d0473a44b073b01f561b32daa151c
sha512
3000ecdfe2da1c365cfcf27992193458678547a69c1b2c222803fb94a47d9ddeaf33b5f7ee0ae3ca4c7d16db0eed29058f8a792a60eff9f7331592158430dce5
ripemd-160
af974c927088b15455aaf7c318cc82f60e5f0a7b
Diameter
156779250
Circumference
492536540.03532
Area
1.9304877336083E+16
Volume
2.0177361267287E+24
Surface area
7.7219509344332E+16
Circumference
492536540.03532
Perimeter
313558500
Area
6144933307640625
Diagonal
110859670.82434
Surface area
36869599845843750
Volume
4.8169901763596E+23
Space diagonal
135774813.28627
Perimeter
235168875
Area
2.660834174489E+15
Altitude
67887406.643136
Surface area
2.660834174489E+15
Volume
5.6768773643547E+22
Height
36953223.608114