1900189971 is an odd 10-digits composite number following 1900189970
and preceding 1900189972 . In scientific notation, it is written as 1.900189971 × 10^9.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 1266793308 positive integers (up to 1900189971) that are relatively prime to 1900189971.
1900189971 has 4 divisors, whose sum is 2111322200
The reverse of 1900189971 is 1799810091
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 45
Digital Root 9
Name
one billion nine hundred million one hundred eighty-nine thousand nine hundred seventy-one
Scientific notation
1.900189971 × 10^9
Engineering notation
1.900189971 × 10^9
Prime Factorization
9 × 211132219
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1900189971
Product of the distinct prime numbers
The prime factorization of 1900189971 is 9 × 211132219.
Since it has a total of 2 prime factors.
6 , 1 , 37 , 90 , 974 , 938 , 8580 , 2987 , 20218 , 59904 , 520242 , 893942 , 2481246 , 4947894 , 89088212 , 1744348 , 904985872 , 549820952 , 4650718780 , 7324101058
n×2
3800379942
n×3
5700569913
n×4
7600759884
n×5
9500949855
n÷2
950094985.5
n÷3
633396657
n÷3
475047492.75
n÷5
380037994.2
n2
3610721925888980841
n3
6.861057591644E+27
n4
1.3037312826095E+37
n5
2.4773371080936E+46
2 √n
43591.168497759
3 √n
1238.603607364
4 √n
208.78498149474
5 √n
71.739674908585
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1900189970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1900189971 can be divided by 4 positive divisors.
The sum of these divisors (counting 1900189971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110001010000101001100100010011
3
Ternary
11220102112122121100
4
Quaternary
1301100221210103
5
Quinary
12342422034341
6
Senary
512315355443
8
Octal
16120514423
10
Decimal
1900189971
12
Duodecimal
450452b83
16
Hexadecimal
71429913
20
Vigesimal
19dg3eib
36
Base36
vfbnyr
md5
d4e6b9c2ccb14e2a0fb507760f748ae3
sha1
5de31b57d63c0f93cc281c82f3666fa2c663b033
sha256
ccd7a3896ec48b396d5dc88300bec0d564555fd3b5e82c7a8629ddaf1b654b28
sha512
e9bbfe43bcdba12d34d3af8e6591fc53b196618a5ab9712cea9b625ab8c07e0902f45827c0975cb157e9f7a5eb2a02d16b159381e3683189008d246d29502663
ripemd-160
073cc73ecd3beed34d6f986cfba52013d026a7ca
Diameter
3800379942
Circumference
11939245706.637
Area
1.1343417476528E+19
Volume
2.8739530834354E+28
Surface area
4.5373669906114E+19
Circumference
11939245706.637
Perimeter
7600759884
Area
3610721925888980841
Diagonal
2687274428.0735
Surface area
2.1664331555334E+19
Volume
6.861057591644E+27
Space diagonal
3291225573.8048
Perimeter
5700569913
Area
1.5634884569107E+18
Altitude
1645612786.9024
Surface area
1.5634884569107E+18
Volume
8.0858339152716E+26
Height
895758142.69118