2981489 is an odd 7-digits composite number following 2981488
and preceding 2981490 . In scientific notation, it is written as 2.981489 × 10^6.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 2528640 positive integers (up to 2981489) that are relatively prime to 2981489.
2981489 has 8 divisors, whose sum is 3443328
The reverse of 2981489 is 9841892
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 41
Digital Root 5
Name
two million nine hundred eighty-one thousand four hundred eighty-nine
Scientific notation
2.981489 × 10^6
Engineering notation
2.981489 × 10^6
Prime Factorization
7 × 97 × 4391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2981489
Product of the distinct prime numbers
The prime factorization of 2981489 is 7 × 97 × 4391.
Since it has a total of 3 prime factors.
5 , 7 , 38 , 40 , 142 , 998 , 513 , 4064 , 92316 , 62263 , 441907 , 825218 , 6842255 , 7245698 , 84095606 , 98589081 , 793413898 , 94866374 , 7136478777 , 8663769317
n×2
5962978
n×3
8944467
n×4
11925956
n×5
14907445
n÷2
1490744.5
n÷3
993829.66666667
n÷3
745372.25
n÷5
596297.8
n2
8889276657121
n3
2.6503280571163E+19
n4
7.9019239486836E+25
n5
2.3559499331837E+32
2 √n
1726.6988735735
3 √n
143.92770612415
4 √n
41.553566315943
5 √n
19.719079697941
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
-2981488
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 2981489 can be divided by 8 positive divisors.
The sum of these divisors (counting 2981489) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011010111111001110001
3
Ternary
12121110211112
4
Quaternary
23113321301
5
Quinary
1230401424
6
Senary
143523105
8
Octal
13277161
10
Decimal
2981489
12
Duodecimal
bb9495
16
Hexadecimal
2d7e71
20
Vigesimal
icde9
36
Base36
1rwj5
md5
ef47a7e9b9b1d1a38e000610b3d472ec
sha1
f091cd8193d134fa9531b201d6c14c34db886f30
sha256
016b9fa5731c8811abb2a24f3b46831424da7fb30818049e9428240f0ca62a8a
sha512
373177255e32dd1e932d90ee39a5e641c342033ff6c685976d25067560349187f7d7530e7dcd2e65b29b3c3e98112141c7cb89f32e357b0c97dcf345468ba6c5
ripemd-160
08cbc2152beb073853caa222a98ba99588cfee7a
Diameter
5962978
Circumference
18733247.878318
Area
27926486241739
Volume
1.1101668205119E+20
Surface area
1.1170594496695E+14
Circumference
18733247.878318
Perimeter
11925956
Area
8889276657121
Diagonal
4216462.1798662
Surface area
53335659942726
Volume
2.6503280571163E+19
Space diagonal
5164090.4302077
Perimeter
8944467
Area
3849169703167.4
Altitude
2582045.2151039
Surface area
3849169703167.4
Volume
3.1234415692598E+18
Height
1405487.3932887