1240808891 is an odd 10-digits composite number following 1240808890
and preceding 1240808892 . In scientific notation, it is written as 1.240808891 × 10^9.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 1059099048 positive integers (up to 1240808891) that are relatively prime to 1240808891.
1240808891 has 8 divisors, whose sum is 1424002560
The reverse of 1240808891 is 1988080421
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 41
Digital Root 5
Name
one billion two hundred forty million eight hundred eight thousand eight hundred ninety-one
Scientific notation
1.240808891 × 10^9
Engineering notation
1.240808891 × 10^9
Prime Factorization
7 × 239 × 741667
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1240808891
Product of the distinct prime numbers
The prime factorization of 1240808891 is 7 × 239 × 741667.
Since it has a total of 3 prime factors.
8 , 1 , 48 , 15 , 791 , 929 , 172 , 2474 , 88124 , 79159 , 756354 , 433923 , 4456033 , 2213167 , 78142699 , 11711340 , 248606217 , 922786058 , 2929177937 , 2106130116
n×2
2481617782
n×3
3722426673
n×4
4963235564
n×5
6204044455
n÷2
620404445.5
n÷3
413602963.66667
n÷3
310202222.75
n÷5
248161778.2
n2
1539606703984649881
n3
1.9103576869474E+27
n4
2.3703888029545E+36
n5
2.9411995018328E+45
2 √n
35225.117331245
3 √n
1074.5706281644
4 √n
187.68355636881
5 √n
65.87808698842
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
-1240808890
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 1240808891 can be divided by 8 positive divisors.
The sum of these divisors (counting 1240808891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111101010011110110111011
3
Ternary
10012110210121210212
4
Quaternary
1021331103312323
5
Quinary
10020121341031
6
Senary
323042501335
8
Octal
11175236673
10
Decimal
1240808891
12
Duodecimal
2a766484b
16
Hexadecimal
49f53dbb
20
Vigesimal
j7f124b
36
Base36
kiqu9n
md5
e7084ed56a221fea2720d746d7d2855d
sha1
91c852d4dd60ab00b91e44488f9639e120cd7edb
sha256
8c986de28e7d3dc16fc93c46ee0b01002adda10d9326787bd05f1c2e9b8e2594
sha512
f3b4b88654ea03f56a9c465f07812c27df250c6f10969c3bf1ac64824ec2bfbb676f3c67cf3cffd5ed1d7692abbde265d252b9acb8d6711fd455e789df2d1490
ripemd-160
b07c57a455fc2e1a68787a83cdb6aeec18dc5f10
Diameter
2481617782
Circumference
7796232192.949
Area
4.8368171106558E+18
Volume
8.0020875667235E+27
Surface area
1.9347268442623E+19
Circumference
7796232192.949
Perimeter
4963235564
Area
1539606703984649881
Diagonal
1754768761.9653
Surface area
9.2376402239079E+18
Volume
1.9103576869474E+27
Space diagonal
2149144041.6952
Perimeter
3722426673
Area
6.6666925874377E+17
Altitude
1074572020.8476
Surface area
6.6666925874377E+17
Volume
2.2513781248872E+26
Height
584922920.65511