78879242 is an even 8-digits composite number following 78879241
and preceding 78879243 . In scientific notation, it is written as 7.8879242 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 36359280 positive integers (up to 78879242) that are relatively prime to 78879242.
78879242 has 16 divisors, whose sum is 127583232
The reverse of 78879242 is 24297887
Previous prime number is 1087
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-eight million eight hundred seventy-nine thousand two hundred forty-two
Scientific notation
7.8879242 × 10^7
Engineering notation
7.8879242 × 10^6
Prime Factorization
2 × 13 × 1087 × 2791
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78879242
Product of the distinct prime numbers
The prime factorization of 78879242 is 2 × 13 × 1087 × 2791.
Since it has a total of 4 prime factors.
2 , 4 , 5 , 42 , 642 , 262 , 4063 , 9796 , 55635 , 4108 , 218885 , 633546 , 9334938 , 235045 , 13175951 , 25972026 , 141962747 , 482444687 , 7835971049 , 7910825747
n×2
157758484
n×3
236637726
n×4
315516968
n×5
394396210
n÷2
39439621
n÷3
26293080.666667
n÷3
19719810.5
n÷5
15775848.4
n2
6221934818494564
n3
4.9078150225626E+23
n4
3.8712472885595E+31
n5
3.0536105171613E+39
2 √n
8881.3986511135
3 √n
428.86530112201
4 √n
94.24117280209
5 √n
37.965799136376
1 , 2 , 13 , 26 , 1087 , 2174 , 2791 , 5582 , 14131 , 28262 , 36283 , 72566 , 3033817 , 6067634 , 39439621 , 78879242
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
-78879241
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 78879242 can be divided by 16 positive divisors.
The sum of these divisors (counting 78879242) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100111001101000001010
3
Ternary
12111102110222102
4
Quaternary
10230321220022
5
Quinary
130143113432
6
Senary
11454353402
8
Octal
454715012
10
Decimal
78879242
12
Duodecimal
224bb862
16
Hexadecimal
4b39a0a
20
Vigesimal
14cji22
36
Base36
1aynm2
md5
1e0755ed5c26b21e59c763a25d42ae50
sha1
e6e19d66c539933ed3fcef774b892e683eecc6da
sha256
1a3123c0b1a7abbfd74ace1c7fc69d001a310ee46e756ed2d83d11d09cb1c121
sha512
05a39c2cc5010925118df414e98082a604fd818c6842466f15f074c1239763b407cfd8f2c6bb8f214d450420c5ea679cbd7f08e2dff818208f1a8f31d33ded43
ripemd-160
61aa5d0e7920f222866839ace2a73f8a739e1cc5
Diameter
157758484
Circumference
495612894.37586
Area
1.9546784716897E+16
Volume
2.0557807493414E+24
Surface area
7.8187138867588E+16
Circumference
495612894.37586
Perimeter
315516968
Area
6221934818494564
Diagonal
111552093.82611
Surface area
37331608910967384
Volume
4.9078150225626E+23
Space diagonal
136622854.80652
Perimeter
236637726
Area
2.6941768067536E+15
Altitude
68311427.40326
Surface area
2.6941768067536E+15
Volume
5.7839154721054E+22
Height
37184031.27537