45405989 is an odd 8-digits composite number following 45405988
and preceding 45405990 . In scientific notation, it is written as 4.5405989 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 45229056 positive integers (up to 45405989) that are relatively prime to 45405989.
45405989 has 4 divisors, whose sum is 45582924
The reverse of 45405989 is 98950454
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
forty-five million four hundred five thousand nine hundred eighty-nine
Scientific notation
4.5405989 × 10^7
Engineering notation
4.5405989 × 10^6
Prime Factorization
257 × 176677
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
45405989
Product of the distinct prime numbers
The prime factorization of 45405989 is 257 × 176677.
Since it has a total of 2 prime factors.
3 , 3 , 40 , 87 , 740 , 224 , 6822 , 3445 , 789 , 72348 , 203046 , 772455 , 5229653 , 6178018 , 30311238 , 93972703 , 415884852 , 375498820 , 8624377729 , 4247198814
n×2
90811978
n×3
136217967
n×4
181623956
n×5
227029945
n÷2
22702994.5
n÷3
15135329.666667
n÷3
11351497.25
n÷5
9081197.8
n2
2061703837068121
n3
9.3613701747173E+22
n4
4.2506227117814E+30
n5
1.930037280943E+38
2 √n
6738.3966193747
3 √n
356.75580336368
4 √n
82.08773732644
5 √n
33.995593528774
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
-45405988
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 45405989 can be divided by 4 positive divisors.
The sum of these divisors (counting 45405989) is 1, the average is 0.25.
Base
System
Value
2
Binary
10101101001101011100100101
3
Ternary
10011102212022022
4
Quaternary
2231031130211
5
Quinary
43110442424
6
Senary
4301112525
8
Octal
255153445
10
Decimal
45405989
12
Duodecimal
13258745
16
Hexadecimal
2b4d725
20
Vigesimal
e3fej9
36
Base36
r17hh
md5
cab7854beb447fbedc1320468de77606
sha1
73946c432985e59cf5de3a58ff15532aad4e9039
sha256
fc56271c84f24dddb6956c173a48f920b59a39a3eaacf615f0160fd246293e46
sha512
f4f2bd680927c2e379c7151bed2aea75ad5cf0c32f2c6536e867a3b75f933a17c04c9bd7054a5f3bc7758eb5413f9029721929a9c81008bf834402567ca5cd19
ripemd-160
1a869bfd09d507621e8ee81af15c1f9ddb8e149d
Diameter
90811978
Circumference
285294242.94276
Area
6.4770336284111E+15
Volume
3.9212815691235E+23
Surface area
2.5908134513644E+16
Circumference
285294242.94276
Perimeter
181623956
Area
2061703837068121
Diagonal
64213765.456764
Surface area
12370223022408726
Volume
9.3613701747173E+22
Space diagonal
78645479.915914
Perimeter
136217967
Area
8.9274394899042E+14
Altitude
39322739.957957
Surface area
8.9274394899042E+14
Volume
1.10324805529E+22
Height
21404588.485588