145366991 is an odd 9-digits composite number following 145366990
and preceding 145366992 . In scientific notation, it is written as 1.45366991 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 113272920 positive integers (up to 145366991) that are relatively prime to 145366991.
145366991 has 4 divisors, whose sum is 147254952
The reverse of 145366991 is 199663541
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred forty-five million three hundred sixty-six thousand nine hundred ninety-one
Scientific notation
1.45366991 × 10^8
Engineering notation
1.45366991 × 10^6
Prime Factorization
77 × 1887883
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
145366991
Product of the distinct prime numbers
The prime factorization of 145366991 is 77 × 1887883.
Since it has a total of 2 prime factors.
2 , 8 , 11 , 82 , 58 , 726 , 8340 , 2805 , 81486 , 8726 , 97139 , 884764 , 4665875 , 8088308 , 88278511 , 42301282 , 442124105 , 126033563 , 537738690 , 771222624
n×2
290733982
n×3
436100973
n×4
581467964
n×5
726834955
n÷2
72683495.5
n÷3
48455663.666667
n÷3
36341747.75
n÷5
29073398.2
n2
21131562072394081
n3
3.0718315935937E+24
n4
4.4654291561944E+32
n5
6.4912599995965E+40
2 √n
12056.823420785
3 √n
525.80163671186
4 √n
109.80356743196
5 √n
42.903543219666
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
-145366990
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 145366991 can be divided by 4 positive divisors.
The sum of these divisors (counting 145366991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101010100001111111001111
3
Ternary
101010112102000122
4
Quaternary
20222201333033
5
Quinary
244203220431
6
Senary
22231415155
8
Octal
1052417717
10
Decimal
145366991
12
Duodecimal
408244bb
16
Hexadecimal
8aa1fcf
20
Vigesimal
258ah9b
36
Base36
2ejpvz
md5
8384d20684a288d42d2746fc37810bff
sha1
128b56bc151ba59035e0d91c4879f1ae5e6d38a3
sha256
f501b9854e0777e25d3e32c46e4aebaf047da61f64446c254fd5a34ae96ef448
sha512
090a3d537542ec7038c86201ae87136780d5b0dd5be10fa2b14d84a264feb8ae277443c3eb4a8322b1f6b3547da841383b36aa9453c2992ca7c9a3709f7df5b8
ripemd-160
ce0256ccfd4f4577eceb58dac3e45bed334e0ec8
Diameter
290733982
Circumference
913367742.00011
Area
6.638676016551E+16
Volume
1.2867258089998E+25
Surface area
2.6554704066204E+17
Circumference
913367742.00011
Perimeter
581467964
Area
21131562072394081
Diagonal
205579970.19357
Surface area
126789372434364486
Volume
3.0718315935937E+24
Space diagonal
251783014.15541
Perimeter
436100973
Area
9.1502347881705E+15
Altitude
125891507.0777
Surface area
9.1502347881705E+15
Volume
3.6201882508219E+23
Height
68526656.731189