145655989 is an odd 9-digits composite number following 145655988
and preceding 145655990 . In scientific notation, it is written as 1.45655989 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 145030624 positive integers (up to 145655989) that are relatively prime to 145655989.
145655989 has 4 divisors, whose sum is 146281356
The reverse of 145655989 is 989556541
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred forty-five million six hundred fifty-five thousand nine hundred eighty-nine
Scientific notation
1.45655989 × 10^8
Engineering notation
1.45655989 × 10^6
Prime Factorization
233 × 625133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
145655989
Product of the distinct prime numbers
The prime factorization of 145655989 is 233 × 625133.
Since it has a total of 2 prime factors.
5 , 1 , 21 , 60 , 868 , 38 , 1863 , 3088 , 29239 , 56255 , 258485 , 196813 , 9121294 , 4731188 , 68366740 , 10110086 , 330548271 , 290234697 , 1611948967 , 6225118587
n×2
291311978
n×3
436967967
n×4
582623956
n×5
728279945
n÷2
72827994.5
n÷3
48551996.333333
n÷3
36413997.25
n÷5
29131197.8
n2
21215667131568121
n3
3.0901889783433E+24
n4
4.501045318375E+32
n5
6.5560420738173E+40
2 √n
12068.802301803
3 √n
526.14984743144
4 √n
109.8581007564
5 √n
42.920588616067
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
-145655988
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 145655989 can be divided by 4 positive divisors.
The sum of these divisors (counting 145655989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101011101000100010110101
3
Ternary
101011002002110021
4
Quaternary
20223220202311
5
Quinary
244241442424
6
Senary
22241525141
8
Octal
1053504265
10
Decimal
145655989
12
Duodecimal
409437b1
16
Hexadecimal
8ae88b5
20
Vigesimal
25a6jj9
36
Base36
2epwvp
md5
04d6d0853653f14830efcb17f706de19
sha1
1131000882c426e1a786a1c27ef15c30523e5d9c
sha256
f600da90f3c3749d9869311c932c974259d8d3217ceb34f9c880ca3ac3099302
sha512
3b11135cccd18df933430115ca20f42db194af87087cfe6386fe8f10baef9872cb9a121685968f1fe32d5fc818a055eb8eae60274ea3b03b2cd7d3c3bb97d7c7
ripemd-160
e39e39cc5c290e6e3a8babb5bd8d7f6bade11cfc
Diameter
291311978
Circumference
915183569.98751
Area
6.6650984001541E+16
Volume
1.2944153323423E+25
Surface area
2.6660393600616E+17
Circumference
915183569.98751
Perimeter
582623956
Area
21215667131568121
Diagonal
205988675.08467
Surface area
127294002789408726
Volume
3.0901889783433E+24
Space diagonal
252283573.37469
Perimeter
436967967
Area
9.1866533470863E+15
Altitude
126141786.68735
Surface area
9.1866533470863E+15
Volume
3.6418226362242E+23
Height
68662891.694889