2801145 is an odd 7-digits composite number following 2801144
and preceding 2801146 . In scientific notation, it is written as 2.801145 × 10^6.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 1493936 positive integers (up to 2801145) that are relatively prime to 2801145.
2801145 has 4 divisors, whose sum is 2987904
The reverse of 2801145 is 5411082
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
two million eight hundred one thousand one hundred forty-five
Scientific notation
2.801145 × 10^6
Engineering notation
2.801145 × 10^6
Prime Factorization
15 × 186743
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2801145
Product of the distinct prime numbers
The prime factorization of 2801145 is 15 × 186743.
Since it has a total of 2 prime factors.
7 , 10 , 58 , 94 , 757 , 600 , 5618 , 9870 , 73436 , 58763 , 797065 , 556889 , 9925164 , 2726816 , 28417736 , 67647007 , 151683336 , 830491985 , 7729936947 , 7512922805
n×2
5602290
n×3
8403435
n×4
11204580
n×5
14005725
n÷2
1400572.5
n÷3
933715
n÷3
700286.25
n÷5
560229
n2
7846413311025
n3
2.1978941414111E+19
n4
6.156620184743E+25
n5
1.7245585847392E+32
2 √n
1673.6621522876
3 √n
140.96518430176
4 √n
40.910416183261
5 √n
19.474535960465
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
-2801144
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 2801145 can be divided by 4 positive divisors.
The sum of these divisors (counting 2801145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010101011110111111001
3
Ternary
12021022110010
4
Quaternary
22223313321
5
Quinary
1204114040
6
Senary
140012133
8
Octal
12536771
10
Decimal
2801145
12
Duodecimal
b31049
16
Hexadecimal
2abdf9
20
Vigesimal
ha2h5
36
Base36
1o1dl
md5
648d448096b8b5cd25f314005de5c3c3
sha1
492112895fe9041a5a31ae4436c372ceb86cb764
sha256
7089b8d7c27bf5f8f96575befad5a92caa6331da633534791328d6df1095f247
sha512
80d44ae5c6523c1e14f016fc09871f58a5c968173ce09790f03ed0fcdc2123aa6ec208587e6f3944753b64fd1b3151d48a8c29ef87a7abdbdba2728b1c4c9ece
ripemd-160
0d1465aa5870e3fe2b8019b934a5e71416197f9e
Diameter
5602290
Circumference
17600113.10728
Area
24650234414945
Volume
9.2065174507003E+19
Surface area
98600937659781
Circumference
17600113.10728
Perimeter
11204580
Area
7846413311025
Diagonal
3961417.2491736
Surface area
47078479866150
Volume
2.1978941414111E+19
Space diagonal
4851725.4593675
Perimeter
8403435
Area
3397596627970
Altitude
2425862.7296838
Surface area
3397596627970
Volume
2.5902430862033E+18
Height
1320472.4163912