1949495890 is an even 10-digits composite number following 1949495889
and preceding 1949495891 . In scientific notation, it is written as 1.949495890 × 10^9.
The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors.
There are 779798352 positive integers (up to 1949495890) that are relatively prime to 1949495890.
1949495890 has 8 divisors, whose sum is 3509092620
The reverse of 1949495890 is 0985949491
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 58
Digital Root 4
Name
one billion nine hundred forty-nine million four hundred ninety-five thousand eight hundred ninety
Scientific notation
1.949495890 × 10^9
Engineering notation
1.949495890 × 10^9
Prime Factorization
2 × 5 × 194949589
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1949495890
Product of the distinct prime numbers
The prime factorization of 1949495890 is 2 × 5 × 194949589.
Since it has a total of 3 prime factors.
7 , 3 , 89 , 61 , 599 , 809 , 9994 , 3191 , 15679 , 12377 , 526074 , 577310 , 8150046 , 5257763 , 41218295 , 26194239 , 354164011 , 279583871 , 7722497734 , 7741110294
n×2
3898991780
n×3
5848487670
n×4
7797983560
n×5
9747479450
n÷2
974747945
n÷3
649831963.33333
n÷3
487373972.5
n÷5
389899178
n2
3800534225126892100
n3
7.4091258516892E+27
n4
1.4444060396361E+37
n5
2.8158636377617E+46
2 √n
44153.096040935
3 √n
1249.22530985
4 √n
210.12638111607
5 √n
72.108168479859
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
-1949495889
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 1949495890 can be divided by 8 positive divisors.
The sum of these divisors (counting 1949495890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110100001100101111001001010010
3
Ternary
12000212022122121111
4
Quaternary
1310030233021102
5
Quinary
12443032332030
6
Senary
521240243534
8
Octal
16414571122
10
Decimal
1949495890
12
Duodecimal
464a705aa
16
Hexadecimal
7432f252
20
Vigesimal
1a946jea
36
Base36
w8ognm
md5
67a4fbfb2b7a414ab5b1f3f46fd84845
sha1
70a6abaa7d36318e550967787888ed638d7b6fc0
sha256
e6e7d215ab71473f639d64010881b3d3824ffeb2069df71d6e2a563bee2dec2c
sha512
1bf6a93e004cc0710c44f9408f31554c5f217e0bc76f70eb170d84bae1984da4a5f8c36803b2ae6d3db9716e04ec30fece1de11131d539eba85f17dc1d1da6f0
ripemd-160
e4a4b2dc7dc8cbdcbbed62614016ba4197b78bc6
Diameter
3898991780
Circumference
12249043932.455
Area
1.1939730401375E+19
Volume
3.1035273793585E+28
Surface area
4.7758921605501E+19
Circumference
12249043932.455
Perimeter
7797983560
Area
3800534225126892100
Diagonal
2757003527.4286
Surface area
2.2803205350761E+19
Volume
7.4091258516892E+27
Space diagonal
3376625930.6267
Perimeter
5848487670
Area
1.645679593456E+18
Altitude
1688312965.3134
Surface area
1.645679593456E+18
Volume
8.73173855399E+26
Height
919001175.80954