1990478206 is an even 10-digits composite number following 1990478205
and preceding 1990478207 . In scientific notation, it is written as 1.990478206 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 983263680 positive integers (up to 1990478206) that are relatively prime to 1990478206.
1990478206 has 8 divisors, whose sum is 2985907320
The reverse of 1990478206 is 6028740991
Previous prime number is 28907
Is Prime? no Number parity even Number length 10 Sum of Digits 46 Digital Root 1
Name
one billion nine hundred ninety million four hundred seventy-eight thousand two hundred six
Scientific notation
1.990478206 × 10^9
Engineering notation
1.990478206 × 10^9
Prime Factorization
2 × 28907 × 34429
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1990478206 Product of the distinct prime numbers
The prime factorization of 1990478206 is 2 × 28907 × 34429.
Since it has a total of 3 prime factors.
8 , 3 , 11 , 38 , 613 , 464 , 4634 , 4584 , 6833 , 6423 , 163235 , 304583 , 6666183 , 1253924 , 11243832 , 29850658 , 842634443 , 720325452 , 5936987524 , 6698635805
n×2
3980956412
n×3
5971434618
n×4
7961912824
n×5
9952391030
n÷2
995239103
n÷3
663492735.33333
n÷3
497619551.5
n÷5
398095641.2
n2
3962003488560978436
n3
7.8862815960766E+27
n4
1.5697471643369E+37
n5
3.124547519543E+46
2 √n44614.77564664
3 √n1257.9184169659
4 √n211.22210027987
5 √n72.408822540908
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
-1990478205 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 1990478206 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990478206) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101001000100100101111110
3
Ternary
12010201102202210001
4
Quaternary
1312221010211332
5
Quinary
13034030300311
6
Senary
525302504514
8
Octal
16651044576
10
Decimal
1990478206
12
Duodecimal
47673513a
16
Hexadecimal
76a4497e
20
Vigesimal
1b209fa6
36
Base36
wx2uta
md5
608a59317e4c40f4382fa3a85e60fb28
sha1
4e3f195c56751a96d2530a25f8b4b1c035ab7611
sha256
61d9118247f2026c277386e8764d6d788f8e2058ceaecaeed7bd4a4caf83e01e
sha512
6222bb844229d5e467ee75470e1a88f1c145aa1c94c1f2051a8133799a36709cbf015b2c0fec61ba1e10e853adeddea87821f52c31f8e8352e2320ea226db7c4
ripemd-160
9cc61d85c3d62cd539280d9defd24b0c8e25e953
Diameter
3980956412
Circumference
12506543418.2
Area
1.244700105316E+19
Volume
3.3033979101833E+28
Surface area
4.9788004212641E+19
Circumference
12506543418.2
Perimeter
7961912824
Area
3962003488560978436
Diagonal
2814961274.5333
Surface area
2.3772020931366E+19
Volume
7.8862815960766E+27
Space diagonal
3447609384.1505
Perimeter
5971434618
Area
1.7155978354882E+18
Altitude
1723804692.0753
Surface area
1.7155978354882E+18
Volume
9.2940719915541E+26
Height
938320424.84442