31132885 is an odd 8-digits composite number following 31132884
and preceding 31132886 . In scientific notation, it is written as 3.1132885 × 10^7.
The sum of its digits is 31. It has a total of 5 prime factors and 24 positive divisors.
There are 21077280 positive integers (up to 31132885) that are relatively prime to 31132885.
31132885 has 24 divisors, whose sum is 44011296
The reverse of 31132885 is 58823113
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
thirty-one million one hundred thirty-two thousand eight hundred eighty-five
Scientific notation
3.1132885 × 10^7
Engineering notation
3.1132885 × 10^6
Prime Factorization
5 × 7 × 7 × 83 × 1531
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4447555
Product of the distinct prime numbers
The prime factorization of 31132885 is 5 × 7 × 7 × 83 × 1531.
Since it has a total of 5 prime factors.
3 , 1 , 91 , 63 , 50 , 547 , 3768 , 7196 , 22855 , 63671 , 560285 , 144213 , 342020 , 6278858 , 79682745 , 65649010 , 603616862 , 218443211 , 3854088740 , 8446165920
n×2
62265770
n×3
93398655
n×4
124531540
n×5
155664425
n÷2
15566442.5
n÷3
10377628.333333
n÷3
7783221.25
n÷5
6226577
n2
969256528423225
n3
3.0175752034899E+22
n4
9.3945821789104E+29
n5
2.9248044659907E+37
2 √n
5579.6850269527
3 √n
314.58628815649
4 √n
74.69728928785
5 √n
31.524185434435
1 , 5 , 7 , 35 , 49 , 83 , 245 , 415 , 581 , 1531 , 2905 , 4067 , 7655 , 10717 , 20335 , 53585 , 75019 , 127073 , 375095 , 635365 , 889511 , 4447555 , 6226577 , 31132885
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31132884
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31132885 can be divided by 24 positive divisors.
The sum of these divisors (counting 31132885) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110110000110011010101
3
Ternary
2011120201021211
4
Quaternary
1312300303111
5
Quinary
30432223020
6
Senary
3031141421
8
Octal
166606325
10
Decimal
31132885
12
Duodecimal
a514871
16
Hexadecimal
1db0cd5
20
Vigesimal
9ebc45
36
Base36
ijaad
md5
23ed6936bb6dc0bd1d5d06a8e347d56a
sha1
5d36bdca2bc629d4b0e16478b3b7fbbef7150fdc
sha256
13b544af3823f41bdc2e21294ebec1adfe5fbb216c7cad10fccc397844444757
sha512
905d607d9195807e96b3f4db53563201d3e212accc41b74c9324af64a8730d6e3e597c9e1ac2899d0045bbf80335b931a7ade468d676da3a980beff57b06e4be
ripemd-160
d3683eccf70eef4916e01c75ae59fa419bd29be5
Diameter
62265770
Circumference
195613685.60211
Area
3.0450091891384E+15
Volume
1.2639989454585E+23
Surface area
1.2180036756553E+16
Circumference
195613685.60211
Perimeter
124531540
Area
969256528423225
Diagonal
44028548.202802
Surface area
5815539170539350
Volume
3.0175752034899E+22
Space diagonal
53923738.606199
Perimeter
93398655
Area
4.1970038819921E+14
Altitude
26961869.303099
Surface area
4.1970038819921E+14
Volume
3.5562464818802E+21
Height
14676182.734267