78870982 is an even 8-digits composite number following 78870981
and preceding 78870983 . In scientific notation, it is written as 7.8870982 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 38485440 positive integers (up to 78870982) that are relatively prime to 78870982.
78870982 has 16 divisors, whose sum is 121171392
The reverse of 78870982 is 28907887
Previous prime number is 421
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-eight million eight hundred seventy thousand nine hundred eighty-two
Scientific notation
7.8870982 × 10^7
Engineering notation
7.8870982 × 10^6
Prime Factorization
2 × 47 × 421 × 1993
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78870982
Product of the distinct prime numbers
The prime factorization of 78870982 is 2 × 47 × 421 × 1993.
Since it has a total of 4 prime factors.
2 , 9 , 21 , 44 , 771 , 191 , 3384 , 3626 , 16555 , 12529 , 134719 , 444391 , 6801837 , 6668999 , 97571910 , 79036748 , 484665605 , 50498379 , 4566928672 , 410631833
n×2
157741964
n×3
236612946
n×4
315483928
n×5
394354910
n÷2
39435491
n÷3
26290327.333333
n÷3
19717745.5
n÷5
15774196.4
n2
6220631801644324
n3
4.9062733885612E+23
n4
3.8696260011629E+31
n5
3.0520120268445E+39
2 √n
8880.9336220918
3 √n
428.85033076583
4 √n
94.238705541257
5 √n
37.965003969918
1 , 2 , 47 , 94 , 421 , 842 , 1993 , 3986 , 19787 , 39574 , 93671 , 187342 , 839053 , 1678106 , 39435491 , 78870982
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
-78870981
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 78870982 can be divided by 16 positive divisors.
The sum of these divisors (counting 78870982) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100110111100111000110
3
Ternary
12111102001122111
4
Quaternary
10230313213012
5
Quinary
130142332412
6
Senary
11454251234
8
Octal
454674706
10
Decimal
78870982
12
Duodecimal
224b6b1a
16
Hexadecimal
4b379c6
20
Vigesimal
14cih92
36
Base36
1ayh8m
md5
8f1ffd5c3a950a5431aaf0d73c63340c
sha1
a789362bab35f9d5748a75cdb0f0ff8edbf1812b
sha256
056bf16c87290ef1355b0d0702f6675a003c354bc79aa83cbc60d49d2b6fd3ed
sha512
b786474e944618a4913d1c38932aa46ea9513c230749a62cbfc30a7fba0d5d5c7aca0d485880bbc047bd84766e85d450086b3fa3a717311e9e099da3a896ebfe
ripemd-160
563421eb87577a6bd21bfcb38e3ef586e0c2bf19
Diameter
157741964
Circumference
495560995.26523
Area
1.9542691168733E+16
Volume
2.0551349912009E+24
Surface area
7.8170764674931E+16
Circumference
495560995.26523
Perimeter
315483928
Area
6220631801644324
Diagonal
111540412.42208
Surface area
37323790809865944
Volume
4.9062733885612E+23
Space diagonal
136608548.06685
Perimeter
236612946
Area
2.6936125839067E+15
Altitude
68304274.033425
Surface area
2.6936125839067E+15
Volume
5.7820986390112E+22
Height
37180137.474028