1306987 is an odd 7-digits composite number following 1306986
and preceding 1306988 . In scientific notation, it is written as 1.306987 × 10^6.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 1177800 positive integers (up to 1306987) that are relatively prime to 1306987.
1306987 has 8 divisors, whose sum is 1438272
The reverse of 1306987 is 7896031
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 34
Digital Root 7
Name
one million three hundred six thousand nine hundred eighty-seven
Scientific notation
1.306987 × 10^6
Engineering notation
1.306987 × 10^6
Prime Factorization
11 × 131 × 907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1306987
Product of the distinct prime numbers
The prime factorization of 1306987 is 11 × 131 × 907.
Since it has a total of 3 prime factors.
1 , 6 , 53 , 3 , 403 , 878 , 430 , 3415 , 95186 , 16131 , 37752 , 83560 , 3904084 , 592208 , 28954692 , 81461284 , 44053160 , 900944885 , 7136015694 , 2687959437
n×2
2613974
n×3
3920961
n×4
5227948
n×5
6534935
n÷2
653493.5
n÷3
435662.33333333
n÷3
326746.75
n÷5
261397.4
n2
1708215018169
n3
2232614821951646803
n4
2.9179985482981E+24
n5
3.8137861686445E+30
2 √n
1143.2353213578
3 √n
109.33446628643
4 √n
33.811763061955
5 √n
16.72069224852
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
-1306986
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 1306987 can be divided by 8 positive divisors.
The sum of these divisors (counting 1306987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111111000101101011
3
Ternary
2110101211221
4
Quaternary
10333011223
5
Quinary
313310422
6
Senary
44002511
8
Octal
4770553
10
Decimal
1306987
12
Duodecimal
530437
16
Hexadecimal
13f16b
20
Vigesimal
83797
36
Base36
s0h7
md5
db829e91a998c4b8d71e3e8cbfbb81be
sha1
3df4aec8dd9bed1d226753759640271edd7a5946
sha256
cddccb7616eca029420c06cc52219f55cb4f2b6e80141b25131921febf7ed844
sha512
04aaf418d707196a7adaebac55d20a2eb8cd213ce91bdb02e8aa8cc36316176db1c315310638fd65b70143203472a1699eeb84622f243409d153efb5b7345d31
ripemd-160
81f2a7e95cd6c3f1d6e08044953dce2f64923f25
Diameter
2613974
Circumference
8212041.5150747
Area
5366515751831.5
Volume
9.351955097252E+18
Surface area
21466063007326
Circumference
8212041.5150747
Perimeter
5227948
Area
1708215018169
Diagonal
1848358.7412453
Surface area
10249290109014
Volume
2232614821951646803
Space diagonal
2263767.888832
Perimeter
3920961
Area
739678800430.23
Altitude
1131883.944416
Surface area
739678800430.23
Volume
2.6311618006327E+17
Height
616119.58041511