31139983 is an odd 8-digits composite number following 31139982
and preceding 31139984 . In scientific notation, it is written as 3.1139983 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 26353080 positive integers (up to 31139983) that are relatively prime to 31139983.
31139983 has 8 divisors, whose sum is 36039680
The reverse of 31139983 is 38993113
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty-one million one hundred thirty-nine thousand nine hundred eighty-three
Scientific notation
3.1139983 × 10^7
Engineering notation
3.1139983 × 10^6
Prime Factorization
7 × 79 × 56311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31139983
Product of the distinct prime numbers
The prime factorization of 31139983 is 7 × 79 × 56311.
Since it has a total of 3 prime factors.
7 , 8 , 42 , 15 , 198 , 82 , 7856 , 2596 , 2906 , 40031 , 127539 , 284290 , 9213108 , 1696782 , 76962048 , 89684091 , 222437337 , 90660198 , 8509293239 , 9031153127
n×2
62279966
n×3
93419949
n×4
124559932
n×5
155699915
n÷2
15569991.5
n÷3
10379994.333333
n÷3
7784995.75
n÷5
6227996.6
n2
969698541240289
n3
3.0196396089347E+22
n4
9.4031526088354E+29
n5
2.9281401238554E+37
2 √n
5580.3210481118
3 √n
314.61019389473
4 √n
74.701546490764
5 √n
31.525622745915
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
-31139982
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 31139983 can be divided by 8 positive divisors.
The sum of these divisors (counting 31139983) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110110010100010001111
3
Ternary
2011121002000201
4
Quaternary
1312302202033
5
Quinary
30432434413
6
Senary
3031234331
8
Octal
166624217
10
Decimal
31139983
12
Duodecimal
a5189a7
16
Hexadecimal
1db288f
20
Vigesimal
9ec9j3
36
Base36
ijfrj
md5
9bf7b4febf228eb4ef47c9652d838843
sha1
83b09820b79adcc701d8728d6bb849745dfdea6c
sha256
ebd9da730c7849ecc9bbfb165c3827add568859db1b0c11e3e8ecb1736cf932c
sha512
83c5fd1b140c418697b701839e7dcf939ccce926e211567961fbcac474cfa79f861f54fba82167de33a81207180d06e46581bda7aca425b8f16e1221c19e3d0d
ripemd-160
42bfa59dce8ca0aa56063c755e586145e2177e91
Diameter
62279966
Circumference
195658283.65142
Area
3.0463978133572E+15
Volume
1.2648636815891E+23
Surface area
1.2185591253429E+16
Circumference
195658283.65142
Perimeter
124559932
Area
969698541240289
Diagonal
44038586.290668
Surface area
5818191247441734
Volume
3.0196396089347E+22
Space diagonal
53936032.702831
Perimeter
93419949
Area
4.198917853634E+14
Altitude
26968016.351416
Surface area
4.198917853634E+14
Volume
3.5586794070287E+21
Height
14679528.763556