261125812 is an even 9-digits composite number following 261125811
and preceding 261125813 . In scientific notation, it is written as 2.61125812 × 10^8.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 130424000 positive integers (up to 261125812) that are relatively prime to 261125812.
261125812 has 12 divisors, whose sum is 457456356
The reverse of 261125812 is 218521162
Previous prime number is 953
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
two hundred sixty-one million one hundred twenty-five thousand eight hundred twelve
Scientific notation
2.61125812 × 10^8
Engineering notation
2.61125812 × 10^6
Prime Factorization
2 × 2 × 953 × 68501
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
130562906
Product of the distinct prime numbers
The prime factorization of 261125812 is 2 × 2 × 953 × 68501.
Since it has a total of 4 prime factors.
7 , 7 , 88 , 1 , 827 , 665 , 9589 , 2045 , 4586 , 57362 , 614638 , 1927 , 8577969 , 9419720 , 73354741 , 82626596 , 948399501 , 166515510 , 5716218624 , 333707386
n×2
522251624
n×3
783377436
n×4
1044503248
n×5
1305629060
n÷2
130562906
n÷3
87041937.333333
n÷3
65281453
n÷5
52225162.4
n2
68186689692659344
n3
1.7805304713588E+25
n4
4.649424651243E+33
n5
1.2140847873886E+42
2 √n
16159.387735926
3 √n
639.17032137631
4 √n
127.11958045843
5 √n
48.235852747788
1 , 2 , 4 , 953 , 1906 , 3812 , 68501 , 137002 , 274004 , 65281453 , 130562906 , 261125812
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-261125811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 261125812 can be divided by 12 positive divisors.
The sum of these divisors (counting 261125812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1111100100000111011010110100
3
Ternary
200012100120021101
4
Quaternary
33210013122310
5
Quinary
1013322011222
6
Senary
41524455444
8
Octal
1744073264
10
Decimal
261125812
12
Duodecimal
7354a584
16
Hexadecimal
f9076b4
20
Vigesimal
41c0eac
36
Base36
4bgtys
md5
f52df9bff3b137c53b32dbe38407aae1
sha1
f729541df073086281337b36d3f9be03aeefd0b3
sha256
28bbaf8bd296de3722f2b1ad953496f3b14e0627e3c6fb3454616c60ffd72a73
sha512
b3381f4f9e9a0dc58ff43e80533a119b4dcf4fc736821af0d4becf174e95c4382c1b22acdb76c25a976db758cf001360f5580197177d570f9c8ce80de4a2f963
ripemd-160
8d47efdc15abf8dec2fe6be7c608b9ffb7304023
Diameter
522251624
Circumference
1640701865.2837
Area
2.1421480341107E+17
Volume
7.4582685977513E+25
Surface area
8.5685921364426E+17
Circumference
1640701865.2837
Perimeter
1044503248
Area
68186689692659344
Diagonal
369287664.81609
Surface area
409120138155956064
Volume
1.7805304713588E+25
Space diagonal
452283173.55168
Perimeter
783377436
Area
2.9525702736905E+16
Altitude
226141586.77584
Surface area
2.9525702736905E+16
Volume
2.0983752840118E+24
Height
123095888.27203