31002989 is an odd 8-digits composite number following 31002988
and preceding 31002990 . In scientific notation, it is written as 3.1002989 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 30910656 positive integers (up to 31002989) that are relatively prime to 31002989.
31002989 has 4 divisors, whose sum is 31095324
The reverse of 31002989 is 98920013
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirty-one million two thousand nine hundred eighty-nine
Scientific notation
3.1002989 × 10^7
Engineering notation
3.1002989 × 10^6
Prime Factorization
337 × 91997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31002989
Product of the distinct prime numbers
The prime factorization of 31002989 is 337 × 91997.
Since it has a total of 2 prime factors.
1 , 7 , 87 , 16 , 310 , 970 , 8810 , 7110 , 19031 , 43842 , 531875 , 749625 , 3129010 , 5429347 , 93798774 , 91143350 , 724914137 , 869191335 , 159307136 , 4690014069
n×2
62005978
n×3
93008967
n×4
124011956
n×5
155014945
n÷2
15501494.5
n÷3
10334329.666667
n÷3
7750747.25
n÷5
6200597.8
n2
961185326934121
n3
2.97996181179E+22
n4
9.2387723271345E+29
n5
2.8642955683166E+37
2 √n
5568.032776484
3 √n
314.14816124452
4 √n
74.619252049883
5 √n
31.497835696745
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
-31002988
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 31002989 can be divided by 4 positive divisors.
The sum of these divisors (counting 31002989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110010001000101101101
3
Ternary
2011100010002212
4
Quaternary
1312101011231
5
Quinary
30414043424
6
Senary
3024300205
8
Octal
166210555
10
Decimal
31002989
12
Duodecimal
a471665
16
Hexadecimal
1d9116d
20
Vigesimal
9df799
36
Base36
igi25
md5
88826873880e843c1ac9604c8ee9e588
sha1
70e6d302c8c188c2a19f18fa366defd42c6d69fd
sha256
029991847fe61aa46bc7502d362044c29f543a879a6f9c416d0eb6a21b2b5850
sha512
9fb7eae4f2d8645671cfb2efb742d988ed3e7dd25427a9504f8d841da35e03b84d3870ff8e37352df63da1d8ecf16ee9021176a1f9d1fc3fdcd946eb8f261d76
ripemd-160
cbf4197b2e7d38b3f2b0ccc61927cba24085a560
Diameter
62005978
Circumference
194797524.96345
Area
3.0196527618345E+15
Volume
1.2482434847863E+23
Surface area
1.2078611047338E+16
Circumference
194797524.96345
Perimeter
124011956
Area
961185326934121
Diagonal
43844847.517904
Surface area
5767111961604726
Volume
2.97996181179E+22
Space diagonal
53698752.134499
Perimeter
93008967
Area
4.162054554349E+14
Altitude
26849376.06725
Surface area
4.162054554349E+14
Volume
3.5119186746561E+21
Height
14614949.172635