2556142 is an even 7-digits composite number following 2556141
and preceding 2556143 . In scientific notation, it is written as 2.556142 × 10^6.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 1230040 positive integers (up to 2556142) that are relatively prime to 2556142.
2556142 has 16 divisors, whose sum is 3981312
The reverse of 2556142 is 2416552
Previous prime number is 383
Is Prime? no
Number parity even
Number length 7
Sum of Digits 25
Digital Root 7
Name
two million five hundred fifty-six thousand one hundred forty-two
Scientific notation
2.556142 × 10^6
Engineering notation
2.556142 × 10^6
Prime Factorization
2 × 47 × 383 × 71
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2556142
Product of the distinct prime numbers
The prime factorization of 2556142 is 2 × 47 × 383 × 71.
Since it has a total of 4 prime factors.
6 , 6 , 2 , 64 , 962 , 343 , 606 , 2775 , 62112 , 23002 , 874857 , 420531 , 1249033 , 1340077 , 7576998 , 29858230 , 168357649 , 875434512 , 7981553757 , 2457892157
n×2
5112284
n×3
7668426
n×4
10224568
n×5
12780710
n÷2
1278071
n÷3
852047.33333333
n÷3
639035.5
n÷5
511228.4
n2
6533861924164
n3
1.6701478886556E+19
n4
4.269135164404E+25
n5
1.091251569741E+32
2 √n
1598.7939204288
3 √n
136.72932152596
4 √n
39.984921163218
5 √n
19.121281505021
1 , 2 , 47 , 71 , 94 , 142 , 383 , 766 , 3337 , 6674 , 18001 , 27193 , 36002 , 54386 , 1278071 , 2556142
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2556141
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2556142 can be divided by 16 positive divisors.
The sum of these divisors (counting 2556142) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110000000011101110
3
Ternary
11210212100221
4
Quaternary
21300003232
5
Quinary
1123244032
6
Senary
130441554
8
Octal
11600356
10
Decimal
2556142
12
Duodecimal
a332ba
16
Hexadecimal
2700ee
20
Vigesimal
fja72
36
Base36
1isby
md5
d2726b2bd90e9a4a15e1458563b13a4e
sha1
500303b7a7fdabc752a5986e7dc73c9cc964ca74
sha256
51579c4e29b6a81e0c2a926aea10ff59478c9ab51460ffb7038f40ba399c3306
sha512
27d82adc2acacc9333f7f5dd449fa57442135f421b89965901c7a220070b404fa4e4edaefdfc38119931cbe1fd32f55a5c11097aadfa322c1f0c9ea9c3226b43
ripemd-160
4ef44775df57869b95d4c92714bb1af4c618fa52
Diameter
5112284
Circumference
16060713.857465
Area
20526732620524
Volume
6.9958991165454E+19
Surface area
82106930482095
Circumference
16060713.857465
Perimeter
10224568
Area
6533861924164
Diagonal
3614930.6837515
Surface area
39203171544984
Volume
1.6701478886556E+19
Space diagonal
4427367.8153607
Perimeter
7668426
Area
2829245205572.9
Altitude
2213683.9076804
Surface area
2829245205572.9
Volume
1.9682881627547E+18
Height
1204976.8945838