131494865 is an odd 9-digits composite number following 131494864
and preceding 131494866 . In scientific notation, it is written as 1.31494865 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 105195888 positive integers (up to 131494865) that are relatively prime to 131494865.
131494865 has 4 divisors, whose sum is 157793844
The reverse of 131494865 is 568494131
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred thirty-one million four hundred ninety-four thousand eight hundred sixty-five
Scientific notation
1.31494865 × 10^8
Engineering notation
1.31494865 × 10^6
Prime Factorization
5 × 26298973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131494865
Product of the distinct prime numbers
The prime factorization of 131494865 is 5 × 26298973.
Since it has a total of 2 prime factors.
10 , 2 , 96 , 70 , 998 , 409 , 7324 , 5192 , 85587 , 71075 , 213355 , 58932 , 4571619 , 6570938 , 94527572 , 17487125 , 794777848 , 278194814 , 3744280238 , 8601049659
n×2
262989730
n×3
394484595
n×4
525979460
n×5
657474325
n÷2
65747432.5
n÷3
43831621.666667
n÷3
32873716.25
n÷5
26298973
n2
17290899521368225
n3
2.2736644982909E+24
n4
2.9897520625805E+32
n5
3.931370438525E+40
2 √n
11467.121042354
3 √n
508.51402003391
4 √n
107.08464428831
5 √n
42.051525831235
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
-131494864
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 131494865 can be divided by 4 positive divisors.
The sum of these divisors (counting 131494865) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101100111001111010001
3
Ternary
100011102122001012
4
Quaternary
13311213033101
5
Quinary
232130313430
6
Senary
21014220305
8
Octal
765471721
10
Decimal
131494865
12
Duodecimal
38054695
16
Hexadecimal
7d673d1
20
Vigesimal
211gh35
36
Base36
26ae35
md5
d2499853c0c29ad0dad52e74d6221dd6
sha1
b6624932dec58693cabdb6f439b3583478b16857
sha256
dc2b53d6f56366fe5bb72cdf91018cbd6db6cd0b6bcd19bb57825c1644eb4c91
sha512
dc13ab7072892f6332a79d48dccd814387677bd688a2c6751297c2a17a13c749ccd383155a6229225b6d5ad2911b0c42e3cb028bb42daa7faddf9d54513b6381
ripemd-160
bbf67eb557e21b8549241c97257954e58ad6c86e
Diameter
262989730
Circumference
826206603.73756
Area
5.432096291029E+16
Volume
9.5239035794114E+24
Surface area
2.1728385164116E+17
Circumference
826206603.73756
Perimeter
525979460
Area
17290899521368225
Diagonal
185961821.46542
Surface area
103745397128209350
Volume
2.2736644982909E+24
Space diagonal
227755787.11441
Perimeter
394484595
Area
7.4871791198945E+15
Altitude
113877893.55721
Surface area
7.4871791198945E+15
Volume
2.679539308141E+23
Height
61987273.821806