3998889 is an odd 7-digits composite number following 3998888
and preceding 3998890 . In scientific notation, it is written as 3.998889 × 10^6.
The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors.
There are 2665872 positive integers (up to 3998889) that are relatively prime to 3998889.
3998889 has 4 divisors, whose sum is 4048340
The reverse of 3998889 is 9888993
Previous prime number is 81
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 54
Digital Root 9
Name
three million nine hundred ninety-eight thousand eight hundred eighty-nine
Scientific notation
3.998889 × 10^6
Engineering notation
3.998889 × 10^6
Prime Factorization
81 × 49369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
3998889
Product of the distinct prime numbers
The prime factorization of 3998889 is 81 × 49369.
Since it has a total of 2 prime factors.
9 , 10 , 25 , 63 , 313 , 870 , 7026 , 766 , 75696 , 87866 , 97391 , 881151 , 9009845 , 5288371 , 61018599 , 33667941 , 494858094 , 147235646 , 1000116292 , 107902585
n×2
7997778
n×3
11996667
n×4
15995556
n×5
19994445
n÷2
1999444.5
n÷3
1332963
n÷3
999722.25
n÷5
799777.8
n2
15991113234321
n3
6.3946686810481E+19
n4
2.5571570247288E+26
n5
1.0225787097461E+33
2 √n
1999.7222307111
3 √n
158.72540714787
4 √n
44.718253887099
5 √n
20.911629217196
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
-3998888
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 3998889 can be divided by 4 positive divisors.
The sum of these divisors (counting 3998889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111010000010010101001
3
Ternary
21112011110000
4
Quaternary
33100102221
5
Quinary
2010431024
6
Senary
221413213
8
Octal
17202251
10
Decimal
3998889
12
Duodecimal
140a209
16
Hexadecimal
3d04a9
20
Vigesimal
14jh49
36
Base36
2dpk9
md5
99016a84fca43906b5b84e77b9bc0f23
sha1
f78c0e5132c4f7e331de7e1f43a35182d04e0030
sha256
2f04b47190f6633218c8dfe25ee900fb583f8cdd6e9e2829f2aa0447d7fa6bd2
sha512
31b51e4e2defaa0cdd39fd7a80809ee5b176be7654b4a85434bd91e4eb90934e155e02e774ff5cdad4f4daa5543c076d2cd3b3cb2d8bef57e9f71477b3fabe23
ripemd-160
2dc0ea51167c8bd49bac9d1631686175be009946
Diameter
7997778
Circumference
25125760.609842
Area
50237563859665
Volume
2.6785925534028E+20
Surface area
2.0095025543866E+14
Circumference
25125760.609842
Perimeter
15995556
Area
15991113234321
Diagonal
5655283.0582246
Surface area
95946679405926
Volume
6.3946686810481E+19
Space diagonal
6926278.9218283
Perimeter
11996667
Area
6924355147857.8
Altitude
3463139.4609141
Surface area
6924355147857.8
Volume
7.5361893130172E+18
Height
1885094.3527415