30897631 is an odd 8-digits composite number following 30897630
and preceding 30897632 . In scientific notation, it is written as 3.0897631 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 30597552 positive integers (up to 30897631) that are relatively prime to 30897631.
30897631 has 4 divisors, whose sum is 31197712
The reverse of 30897631 is 13679803
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty million eight hundred ninety-seven thousand six hundred thirty-one
Scientific notation
3.0897631 × 10^7
Engineering notation
3.0897631 × 10^6
Prime Factorization
103 × 299977
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30897631
Product of the distinct prime numbers
The prime factorization of 30897631 is 103 × 299977.
Since it has a total of 2 prime factors.
9 , 6 , 72 , 65 , 367 , 846 , 7228 , 8856 , 49455 , 11360 , 460384 , 363903 , 4517667 , 2090167 , 22199176 , 79021691 , 250394307 , 879875155 , 1736122392 , 7715618424
n×2
61795262
n×3
92692893
n×4
123590524
n×5
154488155
n÷2
15448815.5
n÷3
10299210.333333
n÷3
7724407.75
n÷5
6179526.2
n2
954663601412161
n3
2.9496843685564E+22
n4
9.1138259186124E+29
n5
2.8159563023152E+37
2 √n
5558.5637533449
3 √n
313.7918989774
4 √n
74.555776123282
5 √n
31.476398607654
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30897630
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30897631 can be divided by 4 positive divisors.
The sum of these divisors (counting 30897631) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110111010111011111
3
Ternary
2011010202120201
4
Quaternary
1311313113133
5
Quinary
30402211011
6
Senary
3022124331
8
Octal
165672737
10
Decimal
30897631
12
Duodecimal
a4206a7
16
Hexadecimal
1d775df
20
Vigesimal
9d241b
36
Base36
ie8rj
md5
8fd9c3792965f54c908ba72344ffefae
sha1
312dc99b325a6a80d3eb464d3093e88cba7ad121
sha256
32a7b4bd144ebc206b67438363e716cf51202b1495e6fd6247ba7f57df7e06bb
sha512
788f958e5681bad2f460ef5c7a897d4401e419a3bbce0d3576501fe797e95cc8e64f531e03ca816978187508c1fd032f3ecc4f9b24f5cdcd155a112ff5c678bd
ripemd-160
f8cb5c96f8bac42e6d8c41abd9dfaf30e69ae482
Diameter
61795262
Circumference
194135541.12586
Area
2.999164156846E+15
Volume
1.2355608990221E+23
Surface area
1.1996656627384E+16
Circumference
194135541.12586
Perimeter
123590524
Area
954663601412161
Diagonal
43695848.805399
Surface area
5727981608472966
Volume
2.9496843685564E+22
Space diagonal
53516266.725515
Perimeter
92692893
Area
4.1338146544564E+14
Altitude
26758133.362758
Surface area
4.1338146544564E+14
Volume
3.4762363656103E+21
Height
14565282.935133