11877981 is an odd 8-digits composite number following 11877980
and preceding 11877982 . In scientific notation, it is written as 1.1877981 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 7617600 positive integers (up to 11877981) that are relatively prime to 11877981.
11877981 has 16 divisors, whose sum is 16451328
The reverse of 11877981 is 18977811
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eleven million eight hundred seventy-seven thousand nine hundred eighty-one
Scientific notation
1.1877981 × 10^7
Engineering notation
1.1877981 × 10^6
Prime Factorization
3 × 47 × 61 × 1381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
11877981
Product of the distinct prime numbers
The prime factorization of 11877981 is 3 × 47 × 61 × 1381.
Since it has a total of 4 prime factors.
10 , 5 , 48 , 75 , 284 , 539 , 3350 , 2364 , 4712 , 9278 , 969905 , 872316 , 4352961 , 5074468 , 47370134 , 9552728 , 133300473 , 314804509 , 4322380596 , 7798855552
n×2
23755962
n×3
35633943
n×4
47511924
n×5
59389905
n÷2
5938990.5
n÷3
3959327
n÷3
2969495.25
n÷5
2375596.2
n2
141086432636361
n3
1.6758219662125E+21
n4
1.9905381474054E+28
n5
2.3643574294657E+35
2 √n
3446.4446898217
3 √n
228.16422071635
4 √n
58.706428011093
5 √n
25.998513975306
1 , 3 , 47 , 61 , 141 , 183 , 1381 , 2867 , 4143 , 8601 , 64907 , 84241 , 194721 , 252723 , 3959327 , 11877981
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
-11877980
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 11877981 can be divided by 16 positive divisors.
The sum of these divisors (counting 11877981) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101101010011111001011101
3
Ternary
211100110112020
4
Quaternary
231103321131
5
Quinary
11020043411
6
Senary
1102330353
8
Octal
55237135
10
Decimal
11877981
12
Duodecimal
3b899b9
16
Hexadecimal
b53e5d
20
Vigesimal
3e4ej1
36
Base36
72l3x
md5
873881b72c2eeebff8e00dc84594c7d7
sha1
2664989c51a32007e6ee20b0e649a4b124fcc0c7
sha256
01a88c567d44a681706710001f414c5570173b58a56fe1bdd4c42da57a5157cf
sha512
b7616eb6ec612421c87d9c4b11a9823d058b72585ca1f109904be154cb54017c8d3cf82b2a6ea4424bd4b69d76c39817b2cbd7cb45572689e1e46842ff94f46d
ripemd-160
960c48989bf4e79ed0c05140820e342b193d7a60
Diameter
23755962
Circumference
74631555.698158
Area
4.4323610029158E+14
Volume
7.0196666370367E+21
Surface area
1.7729444011663E+15
Circumference
74631555.698158
Perimeter
47511924
Area
141086432636361
Diagonal
16798001.82381
Surface area
846518595818166
Volume
1.6758219662125E+21
Space diagonal
20573266.583338
Perimeter
35633943
Area
61092217396205
Altitude
10286633.291669
Surface area
61092217396205
Volume
1.9749751272837E+20
Height
5599333.94127