1990376487 is an odd 10-digits composite number following 1990376486
and preceding 1990376488 . In scientific notation, it is written as 1.990376487 × 10^9.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 1203083280 positive integers (up to 1990376487) that are relatively prime to 1990376487.
1990376487 has 24 divisors, whose sum is 3144685440
The reverse of 1990376487 is 7846730991
Previous prime number is 379
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
one billion nine hundred ninety million three hundred seventy-six thousand four hundred eighty-seven
Scientific notation
1.990376487 × 10^9
Engineering notation
1.990376487 × 10^9
Prime Factorization
3 × 3 × 11 × 379 × 53047
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
663458829 Product of the distinct prime numbers
The prime factorization of 1990376487 is 3 × 3 × 11 × 379 × 53047.
Since it has a total of 5 prime factors.
3 , 5 , 48 , 39 , 592 , 933 , 6614 , 5785 , 33894 , 16118 , 326 , 962832 , 2100844 , 7959992 , 80086546 , 10934658 , 42676733 , 559186403 , 1843620482 , 6326606516
n×2
3980752974
n×3
5971129461
n×4
7961505948
n×5
9951882435
n÷2
995188243.5
n÷3
663458829
n÷3
497594121.75
n÷5
398075297.4
n2
3961598560002461169
n3
7.885072624762E+27
n4
1.5694263150614E+37
n5
3.1237492355772E+46
2 √n44613.635662205
3 √n1257.8969888851
4 √n211.21940171823
5 √n72.408082467135
1 , 3 , 9 , 11 , 33 , 99 , 379 , 1137 , 3411 , 4169 , 12507 , 37521 , 53047 , 159141 , 477423 , 583517 , 1750551 , 5251653 , 20104813 , 60314439 , 180943317 , 221152943 , 663458829 , 1990376487
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
-1990376486 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 1990376487 can be divided by 24 positive divisors.
The sum of these divisors (counting 1990376487) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110101000101011110000100111
3
Ternary
12010201020121020200
4
Quaternary
1312220223300213
5
Quinary
13034014021422
6
Senary
525300401543
8
Octal
16650536047
10
Decimal
1990376487
12
Duodecimal
4766a62b3
16
Hexadecimal
76a2bc27
20
Vigesimal
1b1jh147
36
Base36
wx0obr
md5
0d1046044cf33c12ca8efdb787d6991c
sha1
15d0806a79d0f0b4990617cbaa7aa4e623a6c655
sha256
d94771c6b228d8e61b94530937aecb20c6987210119007c70a807c5c7eae5e5e
sha512
9f046e11d67cb9cf921a3d17f6f737a380453ac1e706f7e37b1204306ff1359757574567d2441030fc32badcdd6989375858039666c2454e2d479a6c605a7ac1
ripemd-160
de2fc6062a7e8e6fc08ac418a230f5155577b018
Diameter
3980752974
Circumference
12505904298.874
Area
1.2445728932576E+19
Volume
3.3028914974632E+28
Surface area
4.9782915730303E+19
Circumference
12505904298.874
Perimeter
7961505948
Area
3961598560002461169
Diagonal
2814817422.1439
Surface area
2.3769591360015E+19
Volume
7.885072624762E+27
Space diagonal
3447433201.6745
Perimeter
5971129461
Area
1.715422496279E+18
Altitude
1723716600.8372
Surface area
1.715422496279E+18
Volume
9.292647205196E+26
Height
938272474.04797