78352021 is an odd 8-digits composite number following 78352020
and preceding 78352022 . In scientific notation, it is written as 7.8352021 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 71070000 positive integers (up to 78352021) that are relatively prime to 78352021.
78352021 has 8 divisors, whose sum is 85665888
The reverse of 78352021 is 12025387
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-eight million three hundred fifty-two thousand twenty-one
Scientific notation
7.8352021 × 10^7
Engineering notation
7.8352021 × 10^6
Prime Factorization
11 × 461 × 15451
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78352021
Product of the distinct prime numbers
The prime factorization of 78352021 is 11 × 461 × 15451.
Since it has a total of 3 prime factors.
8 , 4 , 41 , 75 , 399 , 525 , 4319 , 8847 , 77474 , 49825 , 563619 , 308180 , 4115861 , 8649796 , 73299767 , 34749039 , 467077650 , 64577092 , 8893448423 , 7552874109
n×2
156704042
n×3
235056063
n×4
313408084
n×5
391760105
n÷2
39176010.5
n÷3
26117340.333333
n÷3
19588005.25
n÷5
15670404.2
n2
6139039194784441
n3
4.8100612790957E+23
n4
3.76878022351E+31
n5
2.9529154721684E+39
2 √n
8851.6676959768
3 √n
427.90766670693
4 √n
94.083301897716
5 √n
37.914910977057
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
-78352020
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 78352021 can be divided by 8 positive divisors.
The sum of these divisors (counting 78352021) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010111000111010010101
3
Ternary
12110102200202201
4
Quaternary
10222320322111
5
Quinary
130024231041
6
Senary
11435204501
8
Octal
452707225
10
Decimal
78352021
12
Duodecimal
222a6731
16
Hexadecimal
4ab8e95
20
Vigesimal
149e011
36
Base36
1anct1
md5
3b83a3927f37db0fac3d040a92871985
sha1
4da53191e47cb9a41037fcb802d477c781c55384
sha256
f674a5679541921a79bf5bcd91961a673f8d8744ac65ebde881b571d0539658c
sha512
26d74446d11fc32bd8a6634c4513231cb04959e343b659255150007530fba678ecf513f985dc770cd6bb5c084028377c055647d3648daa839f1ca6aee8e435c4
ripemd-160
a99d224da320a43c24f433f55a22885ec6659e89
Diameter
156704042
Circumference
492300267.13503
Area
1.9286360434435E+16
Volume
2.0148337570299E+24
Surface area
7.7145441737738E+16
Circumference
492300267.13503
Perimeter
313408084
Area
6139039194784441
Diagonal
110806490.73754
Surface area
36834235168706646
Volume
4.8100612790957E+23
Space diagonal
135709681.2477
Perimeter
235056063
Area
2.6582819487558E+15
Altitude
67854840.623852
Surface area
2.6582819487558E+15
Volume
5.6687115806191E+22
Height
36935496.912514