131621312 is an even 9-digits composite number following 131621311
and preceding 131621313 . In scientific notation, it is written as 1.31621312 × 10^8.
The sum of its digits is 20. It has a total of 8 prime factors and 28 positive divisors.
There are 65706240 positive integers (up to 131621312) that are relatively prime to 131621312.
131621312 has 28 divisors, whose sum is 261600696
The reverse of 131621312 is 213126131
Previous prime number is 853
Is Prime? no
Number parity even
Number length 9
Sum of Digits 20
Digital Root 2
Name
one hundred thirty-one million six hundred twenty-one thousand three hundred twelve
Scientific notation
1.31621312 × 10^8
Engineering notation
1.31621312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 853 × 2411
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
4113166
Product of the distinct prime numbers
The prime factorization of 131621312 is 2 × 2 × 2 × 2 × 2 × 2 × 853 × 2411.
Since it has a total of 8 prime factors.
2 , 6 , 42 , 76 , 500 , 819 , 3195 , 9983 , 39561 , 59738 , 408118 , 54719 , 8865810 , 9725536 , 25508941 , 35294813 , 65061527 , 261464738 , 5564940188 , 5646124430
n×2
263242624
n×3
394863936
n×4
526485248
n×5
658106560
n÷2
65810656
n÷3
43873770.666667
n÷3
32905328
n÷5
26324262.4
n2
17324169772601344
n3
2.2802299547805E+24
n4
3.0012685830991E+32
n5
3.9503090857189E+40
2 √n
11472.63317639
3 √n
508.67696549121
4 √n
107.11037847188
5 √n
42.05961017004
1 , 2 , 4 , 8 , 16 , 32 , 64 , 853 , 1706 , 2411 , 3412 , 4822 , 6824 , 9644 , 13648 , 19288 , 27296 , 38576 , 54592 , 77152 , 154304 , 2056583 , 4113166 , 8226332 , 16452664 , 32905328 , 65810656 , 131621312
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-131621311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131621312 can be divided by 28 positive divisors.
The sum of these divisors (counting 131621312) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
111110110000110000111000000
3
Ternary
100011200001111102
4
Quaternary
13312012013000
5
Quinary
232143340222
6
Senary
21021033532
8
Octal
766060700
10
Decimal
131621312
12
Duodecimal
380b58a8
16
Hexadecimal
7d861c0
20
Vigesimal
212cd5c
36
Base36
26d3nk
md5
8ffaa7c5d34e7561ee8d3f44c4263b85
sha1
0698ff7ee233986fbeb4ac8ef44b1de6f3b2f4eb
sha256
1e705ddf927c58e741ed0ad7badf0509aafa349394e26909ebc51dcb383f5f26
sha512
b7a39bb24e23745b2cdd84b432c688208e363444b1a2c5eddff14ff079928892a4cf8e25e13228770af269081c63ea615af9bdcd49612ac627fb7cfb1016d032
ripemd-160
d381bdfa31fab7775c54ec8a6fbb0575460e0aed
Diameter
263242624
Circumference
827001093.6701
Area
5.4425484487147E+16
Volume
9.5514048992452E+24
Surface area
2.1770193794859E+17
Circumference
827001093.6701
Perimeter
526485248
Area
17324169772601344
Diagonal
186140644.52774
Surface area
103945018635608064
Volume
2.2802299547805E+24
Space diagonal
227974799.74288
Perimeter
394863936
Area
7.5015855612736E+15
Altitude
113987399.87144
Surface area
7.5015855612736E+15
Volume
2.6872767728167E+23
Height
62046881.509247