131521539 is an odd 9-digits composite number following 131521538
and preceding 131521540 . In scientific notation, it is written as 1.31521539 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 87363936 positive integers (up to 131521539) that are relatively prime to 131521539.
131521539 has 8 divisors, whose sum is 175996240
The reverse of 131521539 is 935125131
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred thirty-one million five hundred twenty-one thousand five hundred thirty-nine
Scientific notation
1.31521539 × 10^8
Engineering notation
1.31521539 × 10^6
Prime Factorization
3 × 277 × 158269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
131521539
Product of the distinct prime numbers
The prime factorization of 131521539 is 3 × 277 × 158269.
Since it has a total of 3 prime factors.
10 , 6 , 56 , 5 , 842 , 999 , 6638 , 6725 , 84789 , 7878 , 146021 , 129709 , 3026256 , 2020257 , 11590224 , 34391809 , 922869970 , 978805291 , 8186568094 , 9536640459
n×2
263043078
n×3
394564617
n×4
526086156
n×5
657607695
n÷2
65760769.5
n÷3
43840513
n÷3
32880384.75
n÷5
26304307.8
n2
17297915220928521
n3
2.275048431348E+24
n4
2.9921787099043E+32
n5
3.9353594888965E+40
2 √n
11468.284047755
3 √n
508.54840207589
4 √n
107.09007445957
5 √n
42.053231740279
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-131521538
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131521539 can be divided by 8 positive divisors.
The sum of these divisors (counting 131521539) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110101101101110000000011
3
Ternary
100011110222122010
4
Quaternary
13311231300003
5
Quinary
232132142124
6
Senary
21014544003
8
Octal
765556003
10
Decimal
131521539
12
Duodecimal
38068003
16
Hexadecimal
7d6dc03
20
Vigesimal
21203gj
36
Base36
26ayo3
md5
b637cd21a8b2cb2038e9b61e518e851a
sha1
cb53c949d10c9cd940a2fc08ce3f3e07d1c602c3
sha256
f53677005d2e50e5029802473239d190485bb80f6e75e2fc8ff1fe12321fec0f
sha512
0f80ed49c6897a433c10c1a6f842a091ea292ea7f8de38bd5c6b5c4543a0ca3db19d77a94d35d9407cc233e17cdf996681ee26f8f2100e3d38a65ab6f1352162
ripemd-160
8784e9d091a275ca0967c87e113db0f2c4eea7f7
Diameter
263043078
Circumference
826374201.42245
Area
5.4343003380488E+16
Volume
9.5297005846453E+24
Surface area
2.1737201352195E+17
Circumference
826374201.42245
Perimeter
526086156
Area
17297915220928521
Diagonal
185999544.19798
Surface area
103787491325571126
Volume
2.275048431348E+24
Space diagonal
227801987.83765
Perimeter
394564617
Area
7.4902170069168E+15
Altitude
113900993.91883
Surface area
7.4902170069168E+15
Volume
2.68117028889E+23
Height
61999848.065994