131979908 is an even 9-digits composite number following 131979907
and preceding 131979909 . In scientific notation, it is written as 1.31979908 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 62108160 positive integers (up to 131979908) that are relatively prime to 131979908.
131979908 has 12 divisors, whose sum is 244551132
The reverse of 131979908 is 809979131
Previous prime number is 17
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred thirty-one million nine hundred seventy-nine thousand nine hundred eight
Scientific notation
1.31979908 × 10^8
Engineering notation
1.31979908 × 10^6
Prime Factorization
2 × 2 × 17 × 1940881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
65989954
Product of the distinct prime numbers
The prime factorization of 131979908 is 2 × 2 × 17 × 1940881.
Since it has a total of 4 prime factors.
9 , 5 , 27 , 20 , 609 , 305 , 5394 , 592 , 50721 , 46318 , 643802 , 490504 , 6566926 , 2983020 , 48846132 , 72442162 , 331027897 , 268399890 , 5248934692 , 6043071532
n×2
263959816
n×3
395939724
n×4
527919632
n×5
659899540
n÷2
65989954
n÷3
43993302.666667
n÷3
32994977
n÷5
26395981.6
n2
17418696115688464
n3
2.2989179108285E+24
n4
3.034109743707E+32
n5
4.0044152483635E+40
2 √n
11488.250867734
3 √n
509.13850199385
4 √n
107.18325833699
5 √n
42.082503116533
1 , 2 , 4 , 17 , 34 , 68 , 1940881 , 3881762 , 7763524 , 32994977 , 65989954 , 131979908
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
-131979907
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 131979908 can be divided by 12 positive divisors.
The sum of these divisors (counting 131979908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111110111011101101010000100
3
Ternary
100012100021101202
4
Quaternary
13313131222010
5
Quinary
232241324113
6
Senary
21032442032
8
Octal
767355204
10
Decimal
131979908
12
Duodecimal
38249318
16
Hexadecimal
7ddda84
20
Vigesimal
214h9f8
36
Base36
26ksck
md5
321eb8e95e8c988c045a9c5b00b2cb9f
sha1
0aa6da9df37c6746a92e20b4d1d8d0bf1e4a11ca
sha256
3d00b3b7d2bcb5eb16f5d737a72837c9effb291c721887caf6621d9696ba0b8b
sha512
dd85c43dbe4e933e1615a1a45d8671738e4364c5ed146a3f3df907fe56374857b00dcc30b354e3ba862a856c8a7d120ff861ff01aa6834cfdb6aca034336220d
ripemd-160
b1321677456c653b1afdb14572d1fd939e56b93c
Diameter
263959816
Circumference
829254218.78851
Area
5.472244775216E+16
Volume
9.6296848264865E+24
Surface area
2.1888979100864E+17
Circumference
829254218.78851
Perimeter
527919632
Area
17418696115688464
Diagonal
186647775.85435
Surface area
104512176694130784
Volume
2.2989179108285E+24
Space diagonal
228595906.23427
Perimeter
395939724
Area
7.5425166684938E+15
Altitude
114297953.11713
Surface area
7.5425166684938E+15
Volume
2.7093007402301E+23
Height
62215925.284784