126990561 is an odd 9-digits composite number following 126990560
and preceding 126990562 . In scientific notation, it is written as 1.26990561 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 79296000 positive integers (up to 126990561) that are relatively prime to 126990561.
126990561 has 8 divisors, whose sum is 169382304
The reverse of 126990561 is 165099621
Previous prime number is 3587
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-six million nine hundred ninety thousand five hundred sixty-one
Scientific notation
1.26990561 × 10^8
Engineering notation
1.26990561 × 10^6
Prime Factorization
3 × 3587 × 11801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
126990561
Product of the distinct prime numbers
The prime factorization of 126990561 is 3 × 3587 × 11801.
Since it has a total of 3 prime factors.
1 , 8 , 76 , 52 , 243 , 451 , 9052 , 7131 , 82428 , 12361 , 352430 , 315941 , 8350676 , 3568272 , 39556923 , 16971820 , 286736863 , 535820881 , 8255110692 , 2235204387
n×2
253981122
n×3
380971683
n×4
507962244
n×5
634952805
n÷2
63495280.5
n÷3
42330187
n÷3
31747640.25
n÷5
25398112.2
n2
16126602583094721
n3
2.0479263090512E+24
n4
2.6006731087308E+32
n5
3.3026093705533E+40
2 √n
11269.008873898
3 √n
502.64011636822
4 √n
106.15558804838
5 √n
41.759403679427
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
-126990560
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 126990561 can be divided by 8 positive divisors.
The sum of these divisors (counting 126990561) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100100011011100011100001
3
Ternary
22211221210022010
4
Quaternary
13210123203201
5
Quinary
230002144221
6
Senary
20333503133
8
Octal
744334341
10
Decimal
126990561
12
Duodecimal
36641aa9
16
Hexadecimal
791b8e1
20
Vigesimal
1jddg81
36
Base36
23lujl
md5
dc7b8c9ca35d8ff0d266795176a0f486
sha1
6ad3915a8f937ccbdcb6af1720116d475beab49a
sha256
5d90eae2698a02ea150cfd7113563e0e1de4411e6c849369648edf2c3848efec
sha512
2a5e0ae694e63521129710c2743c50c9063401e8a777ac59a8e68505bdb4da059b307e7a807062b6e0b6997639f140f9ebdaf7e798ed54e95345288501606acf
ripemd-160
6f60dbb5dd1fc3f659bddbec452e437208515b1b
Diameter
253981122
Circumference
797905227.02569
Area
5.0663216202413E+16
Volume
8.5783336634782E+24
Surface area
2.0265286480965E+17
Circumference
797905227.02569
Perimeter
507962244
Area
16126602583094721
Diagonal
179591773.65957
Surface area
96759615498568326
Volume
2.0479263090512E+24
Space diagonal
219954103.73367
Perimeter
380971683
Area
6.9830237568479E+15
Altitude
109977051.86684
Surface area
6.9830237568479E+15
Volume
2.4135043008341E+23
Height
59863924.553189