1990254217 is an odd 10-digits composite number following 1990254216
and preceding 1990254218 . In scientific notation, it is written as 1.990254217 × 10^9.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 1690276896 positive integers (up to 1990254217) that are relatively prime to 1990254217.
1990254217 has 8 divisors, whose sum is 2049509000
The reverse of 1990254217 is 7124520991
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 40
Digital Root 4
Name
one billion nine hundred ninety million two hundred fifty-four thousand two hundred seventeen
Scientific notation
1.990254217 × 10^9
Engineering notation
1.990254217 × 10^9
Prime Factorization
109 × 49 × 372637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1990254217
Product of the distinct prime numbers
The prime factorization of 1990254217 is 109 × 49 × 372637.
Since it has a total of 3 prime factors.
10 , 5 , 45 , 73 , 480 , 115 , 2661 , 3919 , 46545 , 75905 , 502158 , 281448 , 9552210 , 5989068 , 8214891 , 78103418 , 590967702 , 313967279 , 8977807529 , 2413842373
n×2
3980508434
n×3
5970762651
n×4
7961016868
n×5
9951271085
n÷2
995127108.5
n÷3
663418072.33333
n÷3
497563554.25
n÷5
398050843.4
n2
3961111848286283089
n3
7.8836195600604E+27
n4
1.5690407074634E+37
n5
3.1227898846737E+46
2 √n
44612.265320201
3 √n
1257.8712305734
4 √n
211.21615781043
5 √n
72.407192831043
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
-1990254216
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 1990254217 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990254217) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101000001101111010001001
3
Ternary
12010201000101112011
4
Quaternary
1312220031322021
5
Quinary
13034001113332
6
Senary
525254015521
8
Octal
16650157211
10
Decimal
1990254217
12
Duodecimal
4766475a1
16
Hexadecimal
76a0de89
20
Vigesimal
1b1j1fah
36
Base36
wwy1zd
md5
213f08bf431f8ef0dff0d2fc181feef8
sha1
98ad0cfffa27e7b246f2fcb0b10e41a511284de8
sha256
c23939d8eb490118576329365718b1ccaf09bf39f902e76b2eddc7bbc05178c0
sha512
0c62c5fc3a18bcee65a22710feacb60df6a50e91c6f1f938f906d5e0681c9acdfe4fd65b584b58e9a81dc7d96e6cdfdbe6fe6b5bb3fb38f9209fcb23dab1cda6
ripemd-160
a701e38d018fc7e6c8481e15181fc743ac55f77a
Diameter
3980508434
Circumference
12505136053.807
Area
1.2444199882624E+19
Volume
3.3022828391444E+28
Surface area
4.9776799530495E+19
Circumference
12505136053.807
Perimeter
7961016868
Area
3961111848286283089
Diagonal
2814644506.2516
Surface area
2.3766671089718E+19
Volume
7.8836195600604E+27
Space diagonal
3447221423.8222
Perimeter
5970762651
Area
1.7152117439237E+18
Altitude
1723610711.9111
Surface area
1.7152117439237E+18
Volume
9.2909347520227E+26
Height
938214835.41722