31478045 is an odd 8-digits composite number following 31478044
and preceding 31478046 . In scientific notation, it is written as 3.1478045 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 25041040 positive integers (up to 31478045) that are relatively prime to 31478045.
31478045 has 8 divisors, whose sum is 37985760
The reverse of 31478045 is 54087413
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty-one million four hundred seventy-eight thousand forty-five
Scientific notation
3.1478045 × 10^7
Engineering notation
3.1478045 × 10^6
Prime Factorization
5 × 179 × 35171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31478045
Product of the distinct prime numbers
The prime factorization of 31478045 is 5 × 179 × 35171.
Since it has a total of 3 prime factors.
6 , 3 , 48 , 55 , 445 , 617 , 3016 , 7645 , 88458 , 29270 , 404861 , 775535 , 681947 , 1546715 , 94203609 , 81002256 , 613583214 , 354093043 , 3252296135 , 1868465925
n×2
62956090
n×3
94434135
n×4
125912180
n×5
157390225
n÷2
15739022.5
n÷3
10492681.666667
n÷3
7869511.25
n÷5
6295609
n2
990867317022025
n3
3.1190565994249E+22
n4
9.8181803994243E+29
n5
3.0905712443119E+37
2 √n
5610.5298323777
3 √n
315.74458945652
4 √n
74.903470095702
5 √n
31.593777142574
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
-31478044
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 31478045 can be divided by 8 positive divisors.
The sum of these divisors (counting 31478045) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000000101000100011101
3
Ternary
2012020020202112
4
Quaternary
1320011010131
5
Quinary
31024244140
6
Senary
3042403405
8
Octal
170050435
10
Decimal
31478045
12
Duodecimal
a660565
16
Hexadecimal
1e0511d
20
Vigesimal
9gef25
36
Base36
iqom5
md5
0505940ade97cd7c0046a95c8ad990c7
sha1
eaffd26c54d964ce978a0b35d25cfc94e00fd156
sha256
7119441e1e84bf5cb0cf59f1fe912c87a90a47ca29c5fe4131c032beefb192f7
sha512
26978e52417aaf9fe0da2a3c0cb77d1b50b5e76f85533a6f7b1ba51daa547ff5e8141ee89dff8f2620a1eac56546ccf02ce71ff535ac6a2ae8abf12708a06a1a
ripemd-160
ebb560225b3d0ce0233bb4df019ededaaa9bed44
Diameter
62956090
Circumference
197782389.84274
Area
3.1129014838386E+15
Volume
1.3065073731845E+23
Surface area
1.2451605935354E+16
Circumference
197782389.84274
Perimeter
125912180
Area
990867317022025
Diagonal
44516678.155991
Surface area
5945203902132150
Volume
3.1190565994249E+22
Space diagonal
54521573.262939
Perimeter
94434135
Area
4.290581341604E+14
Altitude
27260786.63147
Surface area
4.290581341604E+14
Volume
3.6758434539299E+21
Height
14838892.718664