31072009 is an odd 8-digits prime number following 31072008
and preceding 31072010 . In scientific notation, it is written as 3.1072009 × 10^7.
The sum of its digits is 22. It has a total of 1 prime factors and 2 positive divisors.
There are 31072008 positive integers (up to 31072009) that are relatively prime to 31072009.
31072009 has 2 divisors, whose sum is 31072010
The reverse of 31072009 is 90027013
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
thirty-one million seventy-two thousand nine
Scientific notation
3.1072009 × 10^7
Engineering notation
3.1072009 × 10^6
Prime Factorization
31072009
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
31072009
Product of the distinct prime numbers
The prime factorization of 31072009 is 31072009.
Since it has a total of 1 prime factors.
9 , 7 , 75 , 68 , 308 , 278 , 531 , 33 , 65139 , 91678 , 498201 , 38167 , 5935324 , 7048826 , 19021704 , 12811660 , 305885345 , 698491320 , 3055485089 , 7912345871
n×2
62144018
n×3
93216027
n×4
124288036
n×5
155360045
n÷2
15536004.5
n÷3
10357336.333333
n÷3
7768002.25
n÷5
6214401.8
n2
965469743296081
n3
2.9999084552924E+22
n4
9.321318252202E+29
n5
2.8963208462428E+37
2 √n
5574.2272110132
3 √n
314.38111121189
4 √n
74.660747458174
5 √n
31.51184755401
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
31072010
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15536005
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5574.2273007117
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999356334
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31072009 can be divided by 2 positive divisors.
The sum of these divisors (counting 31072009) is 31072010, the average is 15536005.
Base
System
Value
2
Binary
1110110100001111100001001
3
Ternary
2011110121210011
4
Quaternary
1312201330021
5
Quinary
30423301014
6
Senary
3025551521
8
Octal
166417411
10
Decimal
31072009
12
Duodecimal
a4a55a1
16
Hexadecimal
1da1f09
20
Vigesimal
9e4009
36
Base36
ihzbd
md5
30f481b165c2c73f24cffa1a969c6ed1
sha1
bfda7945256e4ef51777dac7565350ba79424cd5
sha256
3f9b9c2822c04f55534deb74410458a8ce91ae19f77b21a2999c8754db35fa81
sha512
7b682dcc93fdb0932e3f5de79fd3a4b6c66bffecacd8e410633cb140eb8572e70fdd9c16f471ce770e4a5cd87302776f7230de0f3a24557d7f013c058137afd1
ripemd-160
22f6207d5ec1384962c8a501ffa641f3fe54db4c
Diameter
62144018
Circumference
195231190.41335
Area
3.0331126528022E+15
Volume
1.2565987152784E+23
Surface area
1.2132450611209E+16
Circumference
195231190.41335
Perimeter
124288036
Area
965469743296081
Diagonal
43942456.537979
Surface area
5792818459776486
Volume
2.9999084552924E+22
Space diagonal
53818298.281237
Perimeter
93216027
Area
4.1806066213982E+14
Altitude
26909149.140619
Surface area
4.1806066213982E+14
Volume
3.5354260194601E+21
Height
14647485.51266