2531381 is an odd 7-digits composite number following 2531380
and preceding 2531382 . In scientific notation, it is written as 2.531381 × 10^6.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 2383360 positive integers (up to 2531381) that are relatively prime to 2531381.
2531381 has 8 divisors, whose sum is 2683800
The reverse of 2531381 is 1831352
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million five hundred thirty-one thousand three hundred eighty-one
Scientific notation
2.531381 × 10^6
Engineering notation
2.531381 × 10^6
Prime Factorization
29 × 41 × 2129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2531381
Product of the distinct prime numbers
The prime factorization of 2531381 is 29 × 41 × 2129.
Since it has a total of 3 prime factors.
6 , 5 , 35 , 8 , 906 , 500 , 7475 , 6121 , 9960 , 74500 , 164104 , 892785 , 3699438 , 764296 , 34733219 , 49824610 , 80234409 , 797257931 , 1713925997 , 7274214791
n×2
5062762
n×3
7594143
n×4
10125524
n×5
12656905
n÷2
1265690.5
n÷3
843793.66666667
n÷3
632845.25
n÷5
506276.2
n2
6407889767161
n3
1.6220810406686E+19
n4
4.1061051268087E+25
n5
1.0394116502006E+32
2 √n
1591.0314264652
3 √n
136.28639546183
4 √n
39.887735288748
5 √n
19.084092074091
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
-2531380
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 2531381 can be divided by 8 positive divisors.
The sum of these divisors (counting 2531381) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010000000110101
3
Ternary
11202121101212
4
Quaternary
21222000311
5
Quinary
1122001011
6
Senary
130131205
8
Octal
11520065
10
Decimal
2531381
12
Duodecimal
a20b05
16
Hexadecimal
26a035
20
Vigesimal
fg891
36
Base36
1i985
md5
04e5f3969c455d9addeb02cd4a87e396
sha1
217b2f6de8a250a5dd0f2c45f7faf76c40dd7580
sha256
b60bc80f5a5f545574db48c4df4dbb35bad47f242095cfefe23577f395e31713
sha512
71b370ba56cf9b4543e9b597442858a4aec022e46559021e6c5c13c6a94ada68f8828c4d5a31f24a96caea85a3466e40c493faf32d586f4d2caedb51d5dac4ad
ripemd-160
4d649ac2e88e9eb33850d4bc0376a04a1a0f63fe
Diameter
5062762
Circumference
15905135.906074
Area
20130979417526
Volume
6.7945571745223E+19
Surface area
80523917670105
Circumference
15905135.906074
Perimeter
10125524
Area
6407889767161
Diagonal
3579913.3417336
Surface area
38447338602966
Volume
1.6220810406686E+19
Space diagonal
4384480.5053145
Perimeter
7594143
Area
2774697661505.9
Altitude
2192240.2526573
Surface area
2774697661505.9
Volume
1.9116408391515E+18
Height
1193304.4472445