66402057 is an odd 8-digits composite number following 66402056
and preceding 66402058 . In scientific notation, it is written as 6.6402057 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 43432688 positive integers (up to 66402057) that are relatively prime to 66402057.
66402057 has 8 divisors, whose sum is 90206784
The reverse of 66402057 is 75020466
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
sixty-six million four hundred two thousand fifty-seven
Scientific notation
6.6402057 × 10^7
Engineering notation
6.6402057 × 10^6
Prime Factorization
3 × 53 × 417623
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66402057
Product of the distinct prime numbers
The prime factorization of 66402057 is 3 × 53 × 417623.
Since it has a total of 3 prime factors.
5 , 4 , 32 , 88 , 302 , 338 , 9409 , 8096 , 22690 , 65321 , 498567 , 975102 , 8089477 , 7401137 , 33757880 , 20568929 , 911005102 , 268471149 , 1233143849 , 6297549872
n×2
132804114
n×3
199206171
n×4
265608228
n×5
332010285
n÷2
33201028.5
n÷3
22134019
n÷3
16600514.25
n÷5
13280411.4
n2
4409233173831249
n3
2.9278215253503E+23
n4
1.9441337181214E+31
n5
1.2909447796632E+39
2 √n
8148.7457317062
3 √n
404.94295187925
4 √n
90.270403409458
5 √n
36.680589495921
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
-66402056
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 66402057 can be divided by 8 positive divisors.
The sum of these divisors (counting 66402057) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111101010011011100001001
3
Ternary
11121221120111110
4
Quaternary
3331103130021
5
Quinary
113444331212
6
Senary
10331120533
8
Octal
375233411
10
Decimal
66402057
12
Duodecimal
1a2a3149
16
Hexadecimal
3f53709
20
Vigesimal
10f052h
36
Base36
13j85l
md5
a672efba2d3488183974ba307e3cdfbe
sha1
eb057ca5d7c2ed9cb1337e068b7bf311ff6c1d7b
sha256
d804acb6e2ddf162ea261565d93db9af02074095b8d1e5eb21c647d16a2964a1
sha512
afab089d7c0b23554bbdb71cd69c3e786d1e7e8fb3a3e7624a4c45edbf6b09dca93bfdce410efa01018af2ceafeddc545290b7f7a6f328e867f643652812928d
ripemd-160
92df046ab379d6b1b5e0e9f14bf867dc29caad73
Diameter
132804114
Circumference
417216428.9089
Area
1.3852014546873E+16
Volume
1.226403012675E+24
Surface area
5.5408058187491E+16
Circumference
417216428.9089
Perimeter
265608228
Area
4409233173831249
Diagonal
93906689.578871
Surface area
26455399042987494
Volume
2.9278215253503E+23
Space diagonal
115011736.45108
Perimeter
199206171
Area
1.9092539698735E+15
Altitude
57505868.225542
Surface area
1.9092539698735E+15
Volume
3.4504707577986E+22
Height
31302229.859624