145087687 is an odd 9-digits composite number following 145087686
and preceding 145087688 . In scientific notation, it is written as 1.45087687 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 143251056 positive integers (up to 145087687) that are relatively prime to 145087687.
145087687 has 4 divisors, whose sum is 146924320
The reverse of 145087687 is 786780541
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred forty-five million eighty-seven thousand six hundred eighty-seven
Scientific notation
1.45087687 × 10^8
Engineering notation
1.45087687 × 10^6
Prime Factorization
79 × 1836553
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
145087687
Product of the distinct prime numbers
The prime factorization of 145087687 is 79 × 1836553.
Since it has a total of 2 prime factors.
4 , 2 , 50 , 47 , 885 , 783 , 536 , 202 , 4554 , 29435 , 543933 , 496550 , 4334900 , 8234181 , 42541890 , 17516448 , 143948654 , 872893066 , 1865642280 , 3599845814
n×2
290175374
n×3
435263061
n×4
580350748
n×5
725438435
n÷2
72543843.5
n÷3
48362562.333333
n÷3
36271921.75
n÷5
29017537.4
n2
21050436919009969
n3
3.0541592029186E+24
n4
4.4312089448122E+32
n5
6.4291385641651E+40
2 √n
12045.235032991
3 √n
525.46466737093
4 √n
109.75078602448
5 √n
42.887043804767
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
-145087686
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 145087687 can be divided by 4 positive divisors.
The sum of these divisors (counting 145087687) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101001011101110011000111
3
Ternary
101010000012220001
4
Quaternary
20221131303013
5
Quinary
244120301222
6
Senary
22221422131
8
Octal
1051356307
10
Decimal
145087687
12
Duodecimal
4070a947
16
Hexadecimal
8a5dcc7
20
Vigesimal
256fj47
36
Base36
2edqdj
md5
06ccb7ff7f8e0e8b189b77368c56ae6e
sha1
b779842025bf752307f87af2fa3576d6ea0ab82c
sha256
c8d704dc3bd762fc86373b775fda3fd12c831c0f2e4cc60acd6d30f9528b56a9
sha512
5369434094f2125020b1269c4f9cb46cbc32751dcef69347ac9b42952073aaceb870133568aa3cb900725cd430f5f587e73d6403c7ae5954a08ff49fa8deed15
ripemd-160
5b1dedfe535e90ba26a8144e594f96f6781af545
Diameter
290175374
Circumference
911612823.21107
Area
6.6131897979617E+16
Volume
1.2793232153043E+25
Surface area
2.6452759191847E+17
Circumference
911612823.21107
Perimeter
580350748
Area
21050436919009969
Diagonal
205184974.68874
Surface area
126302621514059814
Volume
3.0541592029186E+24
Space diagonal
251299245.43665
Perimeter
435263061
Area
9.1151065663122E+15
Altitude
125649622.71833
Surface area
9.1151065663122E+15
Volume
3.5993611386784E+23
Height
68394991.562914