31889968 is an even 8-digits composite number following 31889967
and preceding 31889969 . In scientific notation, it is written as 3.1889968 × 10^7.
The sum of its digits is 52. It has a total of 6 prime factors and 20 positive divisors.
There are 14495360 positive integers (up to 31889968) that are relatively prime to 31889968.
31889968 has 20 divisors, whose sum is 67404168
The reverse of 31889968 is 86998813
Previous prime number is 11
Is Prime? no Number parity even Number length 8 Sum of Digits 52 Digital Root 7
Name
thirty-one million eight hundred eighty-nine thousand nine hundred sixty-eight
Scientific notation
3.1889968 × 10^7
Engineering notation
3.1889968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 11 × 181193
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
3986246 Product of the distinct prime numbers
The prime factorization of 31889968 is 2 × 2 × 2 × 2 × 11 × 181193.
Since it has a total of 6 prime factors.
7 , 3 , 78 , 22 , 857 , 842 , 4907 , 4491 , 42442 , 61791 , 249969 , 7521 , 6468296 , 3152621 , 74758895 , 3715503 , 157592016 , 323276983 , 9714170021 , 4380489522
n×2
63779936
n×3
95669904
n×4
127559872
n×5
159449840
n÷2
15944984
n÷3
10629989.333333
n÷3
7972492
n÷5
6377993.6
n2
1016970059041024
n3
3.2431142639776E+22
n4
1.0342281009859E+30
n5
3.2981501045141E+37
2 √n5647.1203280964
3 √n317.11590728748
4 √n75.147324157926
5 √n31.676035184425
1 , 2 , 4 , 8 , 11 , 16 , 22 , 44 , 88 , 176 , 181193 , 362386 , 724772 , 1449544 , 1993123 , 2899088 , 3986246 , 7972492 , 15944984 , 31889968
20 divisors
τ Total Divisors
20 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-31889967 Sum of the proper positive divisors of n
A Arithmetic Mean
0.05 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
20 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31889968 can be divided by 20 positive divisors.
The sum of these divisors (counting 31889968) is 1, the average is 0.05.
Base
System
Value
2
Binary
1111001101001101000110000
3
Ternary
2020000011210221
4
Quaternary
1321221220300
5
Quinary
31130434333
6
Senary
3055302424
8
Octal
171515060
10
Decimal
31889968
12
Duodecimal
a81aa14
16
Hexadecimal
1e69a30
20
Vigesimal
9j64i8
36
Base36
izigg
md5
d50db312f90e785278d7f7cea6466a17
sha1
30dd2d968ad29d724e4160bd2182a2ce5c486802
sha256
bd0c4ad213e2903393fd41f2bd6f4a6bbcf7f720b4d5120bea6be5681bfc60a5
sha512
3620de6950bc22aad2ffc12de5f5c75dd461bd4a28d5b59081176ee36a62bb995462e0edee3f5260e2bec774609a1f53757491f3813f4c5a2025ed20be22a284
ripemd-160
4a2869a1d593d6c71674f486c1108e17765b096c
Diameter
63779936
Circumference
200370578.38403
Area
3.1949056664041E+15
Volume
1.3584725261953E+23
Surface area
1.2779622665616E+16
Circumference
200370578.38403
Perimeter
127559872
Area
1016970059041024
Diagonal
45099225.249244
Surface area
6101820354246144
Volume
3.2431142639776E+22
Space diagonal
55235044.827746
Perimeter
95669904
Area
4.4036095300884E+14
Altitude
27617522.413873
Surface area
4.4036095300884E+14
Volume
3.8220468137023E+21
Height
15033075.083081