3988894 is an even 7-digits composite number following 3988893
and preceding 3988895 . In scientific notation, it is written as 3.988894 × 10^6.
The sum of its digits is 49. It has a total of 5 prime factors and 32 positive divisors.
There are 1512000 positive integers (up to 3988894) that are relatively prime to 3988894.
3988894 has 32 divisors, whose sum is 7206912
The reverse of 3988894 is 4988893
Previous prime number is 31
Is Prime? no
Number parity even
Number length 7
Sum of Digits 49
Digital Root 4
Name
three million nine hundred eighty-eight thousand eight hundred ninety-four
Scientific notation
3.988894 × 10^6
Engineering notation
3.988894 × 10^6
Prime Factorization
2 × 91 × 7 × 31 × 101
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3988894
Product of the distinct prime numbers
The prime factorization of 3988894 is 2 × 91 × 7 × 31 × 101.
Since it has a total of 5 prime factors.
7 , 1 , 29 , 71 , 808 , 102 , 3459 , 3795 , 61357 , 30922 , 384362 , 856955 , 670350 , 4563406 , 13239256 , 83614399 , 264635476 , 581833936 , 1863209430 , 4831499884
n×2
7977788
n×3
11966682
n×4
15955576
n×5
19944470
n÷2
1994447
n÷3
1329631.3333333
n÷3
997223.5
n÷5
797778.8
n2
15911275343236
n3
6.3468390748982E+19
n4
2.5316868304827E+26
n5
1.0098630407991E+33
2 √n
1997.2215700818
3 √n
158.59305505046
4 √n
44.690284963086
5 √n
20.90116526017
1 , 2 , 7 , 14 , 31 , 62 , 91 , 101 , 182 , 202 , 217 , 434 , 637 , 707 , 1274 , 1414 , 2821 , 3131 , 5642 , 6262 , 9191 , 18382 , 19747 , 21917 , 39494 , 43834 , 64337 , 128674 , 284921 , 569842 , 1994447 , 3988894
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-3988893
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 3988894 can be divided by 32 positive divisors.
The sum of these divisors (counting 3988894) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1111001101110110011110
3
Ternary
21111122201211
4
Quaternary
33031312132
5
Quinary
2010121034
6
Senary
221255034
8
Octal
17156636
10
Decimal
3988894
12
Duodecimal
140447a
16
Hexadecimal
3cdd9e
20
Vigesimal
14ic4e
36
Base36
2dhum
md5
d56431881fc2ab80016c1726353204e2
sha1
9364febd1c1e6259ebd137a4905544a1116b090a
sha256
0b163cd8f30f754ddeaa73bd3bca7fd1d2bcd5e13a658a9c24d849828613ac7c
sha512
e7b99c2081acc6cb7cbd9e017166bca3bea30def01f72290dd6ce44b20bc63009cce4b9ae896df239984e90f712416708120595ab9daf4a814922e656b66b011
ripemd-160
8cb1611ba1042b6160faf373dba29019efa13b82
Diameter
7977788
Circumference
25062960.172697
Area
49986745727555
Volume
2.6585577348289E+20
Surface area
1.9994698291022E+14
Circumference
25062960.172697
Perimeter
15955576
Area
15911275343236
Diagonal
5641147.9936687
Surface area
95467652059416
Volume
6.3468390748982E+19
Space diagonal
6908967.0740066
Perimeter
11966682
Area
6889784326925.7
Altitude
3454483.5370033
Surface area
6889784326925.7
Volume
7.4798215816005E+18
Height
1880382.6645562