78882021 is an odd 8-digits composite number following 78882020
and preceding 78882022 . In scientific notation, it is written as 7.8882021 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 52377000 positive integers (up to 78882021) that are relatively prime to 78882021.
78882021 has 8 divisors, whose sum is 87998400
The reverse of 78882021 is 12028887
Previous prime number is 251
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-eight million eight hundred eighty-two thousand twenty-one
Scientific notation
7.8882021 × 10^7
Engineering notation
7.8882021 × 10^6
Prime Factorization
9 × 251 × 34919
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78882021
Product of the distinct prime numbers
The prime factorization of 78882021 is 9 × 251 × 34919.
Since it has a total of 3 prime factors.
3 , 8 , 78 , 32 , 219 , 683 , 5678 , 1148 , 71019 , 93070 , 265016 , 162172 , 7222029 , 7130745 , 21004760 , 4728587 , 739281022 , 742369941 , 9415786317 , 2426554016
n×2
157764042
n×3
236646063
n×4
315528084
n×5
394410105
n÷2
39441010.5
n÷3
26294007
n÷3
19720505.25
n÷5
15776404.2
n2
6222373237044441
n3
4.9083337635438E+23
n4
3.8717928701087E+31
n5
3.0541484648756E+39
2 √n
8881.5551003189
3 √n
428.87033752384
4 √n
94.242002845434
5 √n
37.966066647742
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
-78882020
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 78882021 can be divided by 8 positive divisors.
The sum of these divisors (counting 78882021) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111010010011100101
3
Ternary
12111102121210100
4
Quaternary
10230322103211
5
Quinary
130143211041
6
Senary
11454414313
8
Octal
454722345
10
Decimal
78882021
12
Duodecimal
22501399
16
Hexadecimal
4b3a4e5
20
Vigesimal
14d0511
36
Base36
1aypr9
md5
1f7ac45cdeb4401b1ec10978177195ab
sha1
f4b70a44168d317f0e4ef2d4e190e00d75c2f655
sha256
3d6f01e530c6de9ba4fd84300bb33e0cddb7580605819cdc7e1b5421855fc78b
sha512
860e4716faa51c346000f25cebcb48cc1c83373496f79efb4d726e8e453ba014685a976dc78fef1f48455801ca11a19efb21e3a1de251c6d6f3a4d9c1b2788c3
ripemd-160
fd776868dbc0990c34aff803034e1cf583e99bd3
Diameter
157764042
Circumference
495630355.34783
Area
1.9548162049393E+16
Volume
2.0559980390554E+24
Surface area
7.819264819757E+16
Circumference
495630355.34783
Perimeter
315528084
Area
6222373237044441
Diagonal
111556023.9256
Surface area
37334239422266646
Volume
4.9083337635438E+23
Space diagonal
136627668.17572
Perimeter
236646063
Area
2.6943666475544E+15
Altitude
68313834.087858
Surface area
2.6943666475544E+15
Volume
5.7845268142145E+22
Height
37185341.308533