78163948 is an even 8-digits composite number following 78163947
and preceding 78163949 . In scientific notation, it is written as 7.8163948 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 12 positive divisors.
There are 37024992 positive integers (up to 78163948) that are relatively prime to 78163948.
78163948 has 12 divisors, whose sum is 143986360
The reverse of 78163948 is 84936187
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-eight million one hundred sixty-three thousand nine hundred forty-eight
Scientific notation
7.8163948 × 10^7
Engineering notation
7.8163948 × 10^6
Prime Factorization
2 × 2 × 19 × 1028473
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39081974
Product of the distinct prime numbers
The prime factorization of 78163948 is 2 × 2 × 19 × 1028473.
Since it has a total of 4 prime factors.
7 , 9 , 81 , 31 , 658 , 721 , 305 , 5854 , 6996 , 23690 , 707545 , 107361 , 3224363 , 9329921 , 62915602 , 73613054 , 342403476 , 876568407 , 5411910413 , 2124832709
n×2
156327896
n×3
234491844
n×4
312655792
n×5
390819740
n÷2
39081974
n÷3
26054649.333333
n÷3
19540987
n÷5
15632789.6
n2
6109602766946704
n3
4.7755067297628E+23
n4
3.7327245969883E+31
n5
2.9176449129731E+39
2 √n
8841.0377218967
3 √n
427.56501501984
4 √n
94.026792574759
5 √n
37.896691593809
1 , 2 , 4 , 19 , 38 , 76 , 1028473 , 2056946 , 4113892 , 19540987 , 39081974 , 78163948
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
-78163947
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 78163948 can be divided by 12 positive divisors.
The sum of these divisors (counting 78163948) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101010001010111111101100
3
Ternary
12110002010210001
4
Quaternary
10222022333230
5
Quinary
130002221243
6
Senary
11431154044
8
Octal
452127754
10
Decimal
78163948
12
Duodecimal
22215924
16
Hexadecimal
4a8afec
20
Vigesimal
148a9h8
36
Base36
1ajbos
md5
acecf2ceb9793c504339e355aa50bfa0
sha1
9bf37017ed74e2fee6dccb6a09f65f9d16c4a2e4
sha256
58213a536ab0af2ed819c859184f06849803813c5c99dcc01ffc801e3f1d2716
sha512
e292e96903eeafd285ef0db3d8e785be15e1d1fdba57a4354c25ad3d9efd616393490f67c0560a3fe2cc0859d6deeae78197a4f6d2c3f9ef6387ad46cf1c7786
ripemd-160
cfa83699c44c1bed24a815a7de229b7dbd41ad98
Diameter
156327896
Circumference
491118569.62475
Area
1.9193883168992E+16
Volume
2.0003595812522E+24
Surface area
7.6775532675967E+16
Circumference
491118569.62475
Perimeter
312655792
Area
6109602766946704
Diagonal
110540515.35023
Surface area
36657616601680224
Volume
4.7755067297628E+23
Space diagonal
135383929.25617
Perimeter
234491844
Area
2.6455356016038E+15
Altitude
67691964.628086
Surface area
2.6455356016038E+15
Volume
5.6279886536954E+22
Height
36846838.450075