1990386964 is an even 10-digits composite number following 1990386963
and preceding 1990386965 . In scientific notation, it is written as 1.990386964 × 10^9.
The sum of its digits is 55. It has a total of 5 prime factors and 24 positive divisors.
There are 985284096 positive integers (up to 1990386964) that are relatively prime to 1990386964.
1990386964 has 24 divisors, whose sum is 3517998120
The reverse of 1990386964 is 4696830991
Previous prime number is 137
Is Prime? no Number parity even Number length 10 Sum of Digits 55 Digital Root 1
Name
one billion nine hundred ninety million three hundred eighty-six thousand nine hundred sixty-four
Scientific notation
1.990386964 × 10^9
Engineering notation
1.990386964 × 10^9
Prime Factorization
2 × 2 × 389 × 137 × 9337
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
995193482 Product of the distinct prime numbers
The prime factorization of 1990386964 is 2 × 2 × 389 × 137 × 9337.
Since it has a total of 5 prime factors.
3 , 4 , 46 , 18 , 727 , 79 , 1654 , 7315 , 98336 , 589 , 931457 , 554625 , 9030395 , 8924448 , 51300887 , 28730929 , 944761867 , 214752046 , 7721913884 , 6678913232
n×2
3980773928
n×3
5971160892
n×4
7961547856
n×5
9951934820
n÷2
995193482
n÷3
663462321.33333
n÷3
497596741
n÷5
398077392.8
n2
3961640266461137296
n3
7.8851971424217E+27
n4
1.5694593600846E+37
n5
3.1238314508402E+46
2 √n44613.753081309
3 √n1257.8991959992
4 √n211.21967967334
5 √n72.408158695716
1 , 2 , 4 , 137 , 274 , 389 , 548 , 778 , 1556 , 9337 , 18674 , 37348 , 53293 , 106586 , 213172 , 1279169 , 2558338 , 3632093 , 5116676 , 7264186 , 14528372 , 497596741 , 995193482 , 1990386964
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
-1990386963 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 1990386964 can be divided by 24 positive divisors.
The sum of these divisors (counting 1990386964) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110101000101110010100010100
3
Ternary
12010201021010121201
4
Quaternary
1312220232110110
5
Quinary
13034014340324
6
Senary
525300522244
8
Octal
16650562424
10
Decimal
1990386964
12
Duodecimal
4766b0384
16
Hexadecimal
76a2e514
20
Vigesimal
1b1ji784
36
Base36
wx0wes
md5
04f9cbd8d4f9efd022801b1cfc23c878
sha1
1dc30a598f9498878f77760565126a61fbda5e71
sha256
9e5da987e2a6336f6b1f12f9f80a22ccc9271e689e677ff75c03c7c150405d66
sha512
9cd925c35a62825515794ead44203a754c3d291a8ca8482573a6778e7d6dd7079755403849690bdc16de7aa0fd5b964fdbdef7937952c40a0f2555e7c1e1a167
ripemd-160
a6f9be8a3d0ed3b3d71136b836157989f28bfebd
Diameter
3980773928
Circumference
12505970127.807
Area
1.244585995728E+19
Volume
3.3029436552986E+28
Surface area
4.9783439829119E+19
Circumference
12505970127.807
Perimeter
7961547856
Area
3961640266461137296
Diagonal
2814832238.8594
Surface area
2.3769841598767E+19
Volume
7.8851971424217E+27
Space diagonal
3447451348.3708
Perimeter
5971160892
Area
1.7154405557053E+18
Altitude
1723725674.1854
Surface area
1.7154405557053E+18
Volume
9.2927939506653E+26
Height
938277412.95314