78883721 is an odd 8-digits composite number following 78883720
and preceding 78883722 . In scientific notation, it is written as 7.8883721 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 64674720 positive integers (up to 78883721) that are relatively prime to 78883721.
78883721 has 8 divisors, whose sum is 94072704
The reverse of 78883721 is 12738887
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-eight million eight hundred eighty-three thousand seven hundred twenty-one
Scientific notation
7.8883721 × 10^7
Engineering notation
7.8883721 × 10^6
Prime Factorization
7 × 23 × 489961
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78883721
Product of the distinct prime numbers
The prime factorization of 78883721 is 7 × 23 × 489961.
Since it has a total of 3 prime factors.
10 , 10 , 13 , 36 , 335 , 234 , 9361 , 5312 , 82368 , 19203 , 613532 , 117010 , 5081969 , 5455999 , 27882497 , 728318 , 821561040 , 909113484 , 4667843910 , 437123563
n×2
157767442
n×3
236651163
n×4
315534884
n×5
394418605
n÷2
39441860.5
n÷3
26294573.666667
n÷3
19720930.25
n÷5
15776744.2
n2
6222641438805841
n3
4.908651111418E+23
n4
3.8721266475944E+31
n5
3.054477581455E+39
2 √n
8881.6508037639
3 √n
428.87341838784
4 √n
94.242510597733
5 √n
37.966230288978
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
-78883720
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 78883721 can be divided by 8 positive divisors.
The sum of these divisors (counting 78883721) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111010101110001001
3
Ternary
12111102201010022
4
Quaternary
10230322232021
5
Quinary
130143234341
6
Senary
11454430225
8
Octal
454725611
10
Decimal
78883721
12
Duodecimal
22502375
16
Hexadecimal
4b3ab89
20
Vigesimal
14d0961
36
Base36
1ayr2h
md5
9f3b1de12fe7e83b2634aa9cb7e1679e
sha1
f0e350a406f7f5e2024330cfbc8440e7e7bd5468
sha256
a49c76db498aaf68d74f5eebc8e47ae0efe6c9a63392391edf340fccdfd85936
sha512
84eea02b725dddc52d36b0346bb239c9c1b969e28761153e0e29a06ec7bc6ebc01e9fda54f9dc61f33d25707540a92f3797105381bc17a6ccbb0e7f54060ade3
ripemd-160
d52078a4e312435befe2974970fe3dd909be84c3
Diameter
157767442
Circumference
495641036.76285
Area
1.9549004630076E+16
Volume
2.0561309694221E+24
Surface area
7.8196018520303E+16
Circumference
495641036.76285
Perimeter
315534884
Area
6222641438805841
Diagonal
111558428.08866
Surface area
37335848632835046
Volume
4.908651111418E+23
Space diagonal
136630612.66209
Perimeter
236651163
Area
2.6944827823238E+15
Altitude
68315306.331044
Surface area
2.6944827823238E+15
Volume
5.7849008122709E+22
Height
37186142.696218