131495215 is an odd 9-digits composite number following 131495214
and preceding 131495216 . In scientific notation, it is written as 1.31495215 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 105196168 positive integers (up to 131495215) that are relatively prime to 131495215.
131495215 has 4 divisors, whose sum is 157794264
The reverse of 131495215 is 512594131
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred thirty-one million four hundred ninety-five thousand two hundred fifteen
Scientific notation
1.31495215 × 10^8
Engineering notation
1.31495215 × 10^6
Prime Factorization
5 × 26299043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131495215
Product of the distinct prime numbers
The prime factorization of 131495215 is 5 × 26299043.
Since it has a total of 2 prime factors.
2 , 1 , 71 , 22 , 438 , 998 , 6988 , 5208 , 31854 , 30023 , 423829 , 932552 , 4951230 , 704549 , 60591605 , 7193430 , 329884965 , 990795273 , 2251825150 , 4765256953
n×2
262990430
n×3
394485645
n×4
525980860
n×5
657476075
n÷2
65747607.5
n÷3
43831738.333333
n÷3
32873803.75
n÷5
26299043
n2
17290991567896225
n3
2.2736826537837E+24
n4
2.9897838940106E+32
n5
3.9314227594646E+40
2 √n
11467.136303367
3 √n
508.51447120425
4 √n
107.08471554506
5 √n
42.051548216928
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
-131495214
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 131495215 can be divided by 4 positive divisors.
The sum of these divisors (counting 131495215) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101100111010100101111
3
Ternary
100011102122112011
4
Quaternary
13311213110233
5
Quinary
232130321330
6
Senary
21014222051
8
Octal
765472457
10
Decimal
131495215
12
Duodecimal
38054927
16
Hexadecimal
7d6752f
20
Vigesimal
211gi0f
36
Base36
26aecv
md5
355096a9e1181dbfb345eafae08a7f7e
sha1
0075f99daf8e1dcf51a26e23c4272c70dfbee562
sha256
6fc01fe09df2b25a56c2cdc8f12d8cac402e562ee745868f02f6444073334340
sha512
cb92475277578afe4f947bac68aa355902f9f65dc58bdd813e28d474df99f204176b121827b25922a714420bd2bafcb9baeef63bbcf250185e663c00c8af7102
ripemd-160
97238be9643d304698abda3c5ac169cc24229de5
Diameter
262990430
Circumference
826208802.85242
Area
5.4321252082986E+16
Volume
9.5239796289619E+24
Surface area
2.1728500833194E+17
Circumference
826208802.85242
Perimeter
525980860
Area
17290991567896225
Diagonal
185962316.44017
Surface area
103745949407377350
Volume
2.2736826537837E+24
Space diagonal
227756393.33219
Perimeter
394485645
Area
7.4872189772103E+15
Altitude
113878196.6661
Surface area
7.4872189772103E+15
Volume
2.6795607045945E+23
Height
61987438.813389