1900121449 is an odd 10-digits composite number following 1900121448
and preceding 1900121450 . In scientific notation, it is written as 1.900121449 × 10^9.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 1897528464 positive integers (up to 1900121449) that are relatively prime to 1900121449.
1900121449 has 4 divisors, whose sum is 1902714436
The reverse of 1900121449 is 9441210091
Previous prime number is 733
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
one billion nine hundred million one hundred twenty-one thousand four hundred forty-nine
Scientific notation
1.900121449 × 10^9
Engineering notation
1.900121449 × 10^9
Prime Factorization
733 × 2592253
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1900121449
Product of the distinct prime numbers
The prime factorization of 1900121449 is 733 × 2592253.
Since it has a total of 2 prime factors.
4 , 9 , 13 , 38 , 291 , 485 , 2851 , 4965 , 25186 , 46989 , 59320 , 604299 , 2489832 , 6926914 , 40159372 , 96045948 , 776138206 , 283683821 , 5882040320 , 7464639622
n×2
3800242898
n×3
5700364347
n×4
7600485796
n×5
9500607245
n÷2
950060724.5
n÷3
633373816.33333
n÷3
475030362.25
n÷5
380024289.8
n2
3610461520949859601
n3
6.860315376746E+27
n4
1.303543239426E+37
n5
2.4768904689322E+46
2 √n
43590.382528718
3 √n
1238.5887189199
4 √n
208.7830992411
5 √n
71.739157505906
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
-1900121448
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 1900121449 can be divided by 4 positive divisors.
The sum of these divisors (counting 1900121449) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110001010000011000110101101001
3
Ternary
11220102102011121111
4
Quaternary
1301100120311221
5
Quinary
12342412341244
6
Senary
512314110321
8
Octal
16120306551
10
Decimal
1900121449
12
Duodecimal
45041b3a1
16
Hexadecimal
71418d69
20
Vigesimal
19dff3c9
36
Base36
vfa73d
md5
bf3f8b021ab40646997ad3f6fa2e2826
sha1
cbf988ebe04b6ff8aadf2195a2e82a4172074f07
sha256
1f88e12f46a1be1227e550bd772b79b4893256fc1e23d18393f0222f7e8c58bc
sha512
671d5643999f551f6c31d551fa634b9ba01f4a299bb1b7028bee6523426a5aa509fb6989de7deae1579ca0acf86a91f0795db410630eab19b84ef08a82f49a11
ripemd-160
e860dd410b34d6988df10f2fe1bc4ed275854db9
Diameter
3800242898
Circumference
11938815170.214
Area
1.1342599390285E+19
Volume
2.8736421851859E+28
Surface area
4.5370397561139E+19
Circumference
11938815170.214
Perimeter
7600485796
Area
3610461520949859601
Diagonal
2687177523.3318
Surface area
2.1662769125699E+19
Volume
6.860315376746E+27
Space diagonal
3291106890.2194
Perimeter
5700364347
Area
1.5633756982644E+18
Altitude
1645553445.1097
Surface area
1.5633756982644E+18
Volume
8.0849592066257E+26
Height
895725841.11061