1668874890 is an even 10-digits composite number following 1668874889
and preceding 1668874891 . In scientific notation, it is written as 1.668874890 × 10^9.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 429687104 positive integers (up to 1668874890) that are relatively prime to 1668874890.
1668874890 has 16 divisors, whose sum is 2762277120
The reverse of 1668874890 is 0984788661
Previous prime number is 29
Is Prime? no Number parity even Number length 10 Sum of Digits 57 Digital Root 3
Name
one billion six hundred sixty-eight million eight hundred seventy-four thousand eight hundred ninety
Scientific notation
1.668874890 × 10^9
Engineering notation
1.668874890 × 10^9
Prime Factorization
2 × 15 × 29 × 1918247
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1668874890 Product of the distinct prime numbers
The prime factorization of 1668874890 is 2 × 15 × 29 × 1918247.
Since it has a total of 4 prime factors.
1 , 4 , 42 , 21 , 939 , 158 , 9340 , 594 , 36187 , 30141 , 614184 , 289043 , 5890135 , 72429 , 52650324 , 87061409 , 357341762 , 973297400 , 3376502615 , 2245944663
n×2
3337749780
n×3
5006624670
n×4
6675499560
n×5
8344374450
n÷2
834437445
n÷3
556291630
n÷3
417218722.5
n÷5
333774978
n2
2785143398472512100
n3
4.64805588276E+27
n4
7.757023750055E+36
n5
1.29455021576E+46
2 √n40851.865196096
3 √n1186.154498062
4 √n202.11844348326
5 √n69.901220067099
1 , 2 , 15 , 29 , 30 , 58 , 435 , 870 , 1918247 , 3836494 , 28773705 , 55629163 , 57547410 , 111258326 , 834437445 , 1668874890
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1668874889 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1668874890 can be divided by 16 positive divisors.
The sum of these divisors (counting 1668874890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100011011110010000001010001010
3
Ternary
11022022021121222010
4
Quaternary
1203132100022022
5
Quinary
11404212444030
6
Senary
433333440350
8
Octal
14336201212
10
Decimal
1668874890
12
Duodecimal
3a6aa00b6
16
Hexadecimal
6379028a
20
Vigesimal
161a974a
36
Base36
rlls3u
md5
5fa57ceff33a8847669cb242fb0628b8
sha1
a9f03cfd21470695ce08ffefcd2b1edd2632f8b6
sha256
5320cb89b19849a436d876d0edbffad5340d00d38b7b9668be3a1f1e0f2f96f7
sha512
b30d6714ba98fd8eac8d8762974ff77e32d892c4fbc529b39bf09a1656b908a990238f4fb2887f304957d1cbb2cf0de2497a53d4e66b9ba00134453fd66d39c2
ripemd-160
803c23aeb95ad7f4e1e86f988f51a12bf22b1b2a
Diameter
3337749780
Circumference
10485850188.369
Area
8.7497860398354E+18
Volume
1.9469730953005E+28
Surface area
3.4999144159341E+19
Circumference
10485850188.369
Perimeter
6675499560
Area
2785143398472512100
Diagonal
2360145503.3419
Surface area
1.6710860390835E+19
Volume
4.64805588276E+27
Space diagonal
2890576100.9559
Perimeter
5006624670
Area
1.2060024681299E+18
Altitude
1445288050.478
Surface area
1.2060024681299E+18
Volume
5.4777863900561E+26
Height
786715167.78064