2561408 is an even 7-digits composite number following 2561407
and preceding 2561409 . In scientific notation, it is written as 2.561408 × 10^6.
The sum of its digits is 26. It has a total of 8 prime factors and 16 positive divisors.
There are 1280640 positive integers (up to 2561408) that are relatively prime to 2561408.
2561408 has 16 divisors, whose sum is 5103060
The reverse of 2561408 is 8041652
Previous prime number is 2
Is Prime? no
Number parity even
Number length 7
Sum of Digits 26
Digital Root 8
Name
two million five hundred sixty-one thousand four hundred eight
Scientific notation
2.561408 × 10^6
Engineering notation
2.561408 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 20011
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
40022
Product of the distinct prime numbers
The prime factorization of 2561408 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 20011.
Since it has a total of 8 prime factors.
10 , 6 , 63 , 5 , 505 , 351 , 2423 , 3319 , 70224 , 48642 , 266118 , 973617 , 2076501 , 5668528 , 44912855 , 30066135 , 913461526 , 752230903 , 4501438722 , 7209963909
n×2
5122816
n×3
7684224
n×4
10245632
n×5
12807040
n÷2
1280704
n÷3
853802.66666667
n÷3
640352
n÷5
512281.6
n2
6560810942464
n3
1.6804913634515E+19
n4
4.3044240222755E+25
n5
1.1025386126049E+32
2 √n
1600.4399395166
3 √n
136.82315078482
4 √n
40.005498865989
5 √n
19.129153508578
1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 20011 , 40022 , 80044 , 160088 , 320176 , 640352 , 1280704 , 2561408
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
-2561407
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 2561408 can be divided by 16 positive divisors.
The sum of these divisors (counting 2561408) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110001010110000000
3
Ternary
11211010120222
4
Quaternary
21301112000
5
Quinary
1123431113
6
Senary
130522212
8
Octal
11612600
10
Decimal
2561408
12
Duodecimal
a36368
16
Hexadecimal
271580
20
Vigesimal
g03a8
36
Base36
1iwe8
md5
5b6ad1e1d29361ea7efef9788d70378e
sha1
6949926e0889255a90f196c5f740218fca919212
sha256
e075fe9080046a5d404411830d7c5dc55c45b4ced145cda7fc6d8e19bfaddf7c
sha512
c1232622baa3851bf8abe9a20d6b084a1cf5ce82e4fbbd0739957a3b1003ad0c366dadc49dfa66e813c6ab30e4f5c66a3e1d9a5fc3d3de4cd9e5533e3c0e7748
ripemd-160
20f23e5252bef14ab9b52b1e2351298f309fdcb4
Diameter
5122816
Circumference
16093801.111292
Area
20611395458436
Volume
7.0392257624537E+19
Surface area
82445581833746
Circumference
16093801.111292
Perimeter
10245632
Area
6560810942464
Diagonal
3622377.9323709
Surface area
39364865654784
Volume
1.6804913634515E+19
Space diagonal
4436488.7949134
Perimeter
7684224
Area
2840914472800.4
Altitude
2218244.3974567
Surface area
2840914472800.4
Volume
1.9804780647033E+18
Height
1207459.3107903