145402018 is an even 9-digits composite number following 145402017
and preceding 145402019 . In scientific notation, it is written as 1.45402018 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 72701008 positive integers (up to 145402018) that are relatively prime to 145402018.
145402018 has 4 divisors, whose sum is 218103030
The reverse of 145402018 is 810204541
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred forty-five million four hundred two thousand eighteen
Scientific notation
1.45402018 × 10^8
Engineering notation
1.45402018 × 10^6
Prime Factorization
2 × 72701009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
145402018
Product of the distinct prime numbers
The prime factorization of 145402018 is 2 × 72701009.
Since it has a total of 2 prime factors.
2 , 9 , 82 , 87 , 650 , 30 , 4292 , 1566 , 29988 , 51834 , 456951 , 959618 , 4240766 , 4819632 , 39305601 , 57832463 , 543311069 , 586379428 , 1975756121 , 8455896142
n×2
290804036
n×3
436206054
n×4
581608072
n×5
727010090
n÷2
72701009
n÷3
48467339.333333
n÷3
36350504.5
n÷5
29080403.6
n2
21141746838472324
n3
3.074052654359E+24
n4
4.4697345938205E+32
n5
6.4990842986592E+40
2 √n
12058.275913247
3 √n
525.84386494802
4 √n
109.81018128228
5 √n
42.905610590776
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-145402017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145402018 can be divided by 4 positive divisors.
The sum of these divisors (counting 145402018) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101010101010100010100010
3
Ternary
101010121012001221
4
Quaternary
20222222202202
5
Quinary
244210331033
6
Senary
22232245254
8
Octal
1052524242
10
Decimal
145402018
12
Duodecimal
4084082a
16
Hexadecimal
8aaa8a2
20
Vigesimal
258f50i
36
Base36
2ekgwy
md5
702217dccdb9238d363d7a0e77961ee1
sha1
ad5515b14413e31642a98296469c7a4241785d95
sha256
68bff4bf1c2147e511c94666557753e668858afc24ad0d5156028516b969ea44
sha512
96f01b7b3726c7cd32566723e838fa0dc77f9e48e679224abad945bb36ff3c81b486de9e55a44ab7e958c0addf89b2fc136391c4211be72f406a9671bd5badf2
ripemd-160
9952da897891187dbed4a0a5e07d6c3e8d76a641
Diameter
290804036
Circumference
913587823.13186
Area
6.64187565518E+16
Volume
1.2876561647577E+25
Surface area
2.656750262072E+17
Circumference
913587823.13186
Perimeter
581608072
Area
21141746838472324
Diagonal
205629505.85202
Surface area
126850481030833944
Volume
3.074052654359E+24
Space diagonal
251843682.69904
Perimeter
436206054
Area
9.1546449212482E+15
Altitude
125921841.34952
Surface area
9.1546449212482E+15
Volume
3.6228057960363E+23
Height
68543168.617339