1288620 is an even 7-digits composite number following 1288619
and preceding 1288621 . In scientific notation, it is written as 1.288620 × 10^6.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 343584 positive integers (up to 1288620) that are relatively prime to 1288620.
1288620 has 24 divisors, whose sum is 3207680
The reverse of 1288620 is 0268821
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 27
Digital Root 9
Name
one million two hundred eighty-eight thousand six hundred twenty
Scientific notation
1.288620 × 10^6
Engineering notation
1.288620 × 10^6
Prime Factorization
2 × 2 × 15 × 3 × 7159
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
644310
Product of the distinct prime numbers
The prime factorization of 1288620 is 2 × 2 × 15 × 3 × 7159.
Since it has a total of 5 prime factors.
2 , 7 , 9 , 2 , 170 , 240 , 2717 , 4701 , 36485 , 72311 , 627391 , 924572 , 4172333 , 1713016 , 64174566 , 26749655 , 618820528 , 692344415 , 9796497030 , 9477717624
n×2
2577240
n×3
3865860
n×4
5154480
n×5
6443100
n÷2
644310
n÷3
429540
n÷3
322155
n÷5
257724
n2
1660541504400
n3
2139806993399928000
n4
2.757398087835E+24
n5
3.553238323946E+30
2 √n
1135.1739954738
3 √n
108.81989165571
4 √n
33.692343276683
5 √n
16.673430880554
1 , 2 , 3 , 4 , 6 , 12 , 15 , 30 , 45 , 60 , 90 , 180 , 7159 , 14318 , 21477 , 28636 , 42954 , 85908 , 107385 , 214770 , 322155 , 429540 , 644310 , 1288620
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1288619
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1288620 can be divided by 24 positive divisors.
The sum of these divisors (counting 1288620) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100111010100110101100
3
Ternary
2102110122200
4
Quaternary
10322212230
5
Quinary
312213440
6
Senary
43341500
8
Octal
4724654
10
Decimal
1288620
12
Duodecimal
521890
16
Hexadecimal
13a9ac
20
Vigesimal
811b0
36
Base36
rmb0
md5
81b7c8241ace2e869831db8262b7ed62
sha1
17609e75fdb66ee8430c1ce09024973eeba2e60d
sha256
05812743d14718cc9eee6c2dd6b6761b2919c5e32f7e1c96d88727448a4b04dc
sha512
43b017d923f694acafd7db9909c3752faa26c42a0ebf80f9260e4378b98fc915eeeb6f7949e2b87e49fc55a685fb5f29795d88207f7008b9f4447b02a1aeee78
ripemd-160
8a5f1e3b1677ad7aa2a35e44578d23190ede1128
Diameter
2577240
Circumference
8096638.2505378
Area
5216744991204
Volume
8.963202574087E+18
Surface area
20866979964816
Circumference
8096638.2505378
Perimeter
5154480
Area
1660541504400
Diagonal
1822383.8807452
Surface area
9963249026400
Volume
2139806993399928000
Space diagonal
2231955.3116494
Perimeter
3865860
Area
719035563424.41
Altitude
1115977.6558247
Surface area
719035563424.41
Volume
2.5217867257725E+17
Height
607461.29358174