78423025 is an odd 8-digits composite number following 78423024
and preceding 78423026 . In scientific notation, it is written as 7.8423025 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 59395200 positive integers (up to 78423025) that are relatively prime to 78423025.
78423025 has 16 divisors, whose sum is 96774912
The reverse of 78423025 is 52032487
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-eight million four hundred twenty-three thousand twenty-five
Scientific notation
7.8423025 × 10^7
Engineering notation
7.8423025 × 10^6
Prime Factorization
5 × 155 × 47 × 2153
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78423025
Product of the distinct prime numbers
The prime factorization of 78423025 is 5 × 155 × 47 × 2153.
Since it has a total of 4 prime factors.
5 , 5 , 28 , 45 , 940 , 541 , 7941 , 3255 , 9852 , 80284 , 545641 , 851242 , 3989060 , 7530156 , 30309013 , 46747303 , 905032465 , 602926077 , 9165800399 , 5989110275
n×2
156846050
n×3
235269075
n×4
313692100
n×5
392115125
n÷2
39211512.5
n÷3
26141008.333333
n÷3
19605756.25
n÷5
15684605
n2
6150170850150625
n3
4.8231500233563E+23
n4
3.7824601486042E+31
n5
2.9663196679549E+39
2 √n
8855.677557364
3 √n
428.03688686946
4 √n
94.104609649921
5 √n
37.921780321279
1 , 5 , 47 , 155 , 235 , 775 , 2153 , 7285 , 10765 , 36425 , 101191 , 333715 , 505955 , 1668575 , 15684605 , 78423025
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
-78423024
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 78423025 can be divided by 16 positive divisors.
The sum of these divisors (counting 78423025) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011001010001111110001
3
Ternary
12110120022011111
4
Quaternary
10223022033301
5
Quinary
130034014100
6
Senary
11440513321
8
Octal
453121761
10
Decimal
78423025
12
Duodecimal
2231b841
16
Hexadecimal
4aca3f1
20
Vigesimal
14a2hb5
36
Base36
1aovld
md5
68399ea9f1901687969674d6063fa206
sha1
01d08cb43db61d2f3c807576432e24d05590e287
sha256
fbd418f8b8b041a4912299afcab9079d35e38008bc0df25b00db795a8f4956ac
sha512
22ef27ee5775992f400bb71de400aa8891f41453b168ccce2d51117127f5cf7dea6a6edbe06bafe628ec56f88d0cb9f56c739ef263a00b2f57d4d93eb0197ba0
ripemd-160
a24007590adb6e7183559264b690df8bb3f040b3
Diameter
156846050
Circumference
492746398.42458
Area
1.9321331561155E+16
Volume
2.020316357405E+24
Surface area
7.7285326244621E+16
Circumference
492746398.42458
Perimeter
313692100
Area
6150170850150625
Diagonal
110906905.55732
Surface area
36901025100903750
Volume
4.8231500233563E+23
Space diagonal
135832663.78324
Perimeter
235269075
Area
2.6631020969225E+15
Altitude
67916331.891622
Surface area
2.6631020969225E+15
Volume
5.6841368136589E+22
Height
36968968.519108