1994989105 is an odd 10-digits composite number following 1994989104
and preceding 1994989106 . In scientific notation, it is written as 1.994989105 × 10^9.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 1589140608 positive integers (up to 1994989105) that are relatively prime to 1994989105.
1994989105 has 8 divisors, whose sum is 2404262952
The reverse of 1994989105 is 5019894991
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 55
Digital Root 1
Name
one billion nine hundred ninety-four million nine hundred eighty-nine thousand one hundred five
Scientific notation
1.994989105 × 10^9
Engineering notation
1.994989105 × 10^9
Prime Factorization
5 × 233 × 1712437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1994989105
Product of the distinct prime numbers
The prime factorization of 1994989105 is 5 × 233 × 1712437.
Since it has a total of 3 prime factors.
4 , 5 , 10 , 65 , 667 , 498 , 6291 , 7894 , 17705 , 62652 , 626368 , 686407 , 1347215 , 4600676 , 51492369 , 9236517 , 408878164 , 64514433 , 285742250 , 4828075639
n×2
3989978210
n×3
5984967315
n×4
7979956420
n×5
9974945525
n÷2
997494552.5
n÷3
664996368.33333
n÷3
498747276.25
n÷5
398997821
n2
3979981529068701025
n3
7.9400197885933E+27
n4
1.5840252971728E+37
n5
3.1601132099041E+46
2 √n
44665.300905737
3 √n
1258.8679478924
4 √n
211.3416686452
5 √n
72.441611967946
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
-1994989104
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 1994989105 can be divided by 8 positive divisors.
The sum of these divisors (counting 1994989105) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110111010010001111000110001
3
Ternary
12011000220221120101
4
Quaternary
1312322101320301
5
Quinary
13041204122410
6
Senary
525543312401
8
Octal
16672217061
10
Decimal
1994989105
12
Duodecimal
47814b701
16
Hexadecimal
76e91e31
20
Vigesimal
1b38dcf5
36
Base36
wzrjg1
md5
c8a9e91d14acfa6ba5465ad09d9e8fcb
sha1
e665fb68127d914ff1713de6386ead5febde2229
sha256
a2776a807cb97e4cc81711c686327e733974b93b4dc4e12fe970b4d618f0b8c8
sha512
f80de2211393ef696e095513e204873cf5073f1a675dd2d769bea1242d177f2a539301d1d41773f635c433e974bbf2405530e896af56b11e6ea4b81974b89077
ripemd-160
1854570aa29bd9c4fa6e73396ad060b52bd83efd
Diameter
3989978210
Circumference
12534886232.519
Area
1.2503480733145E+19
Volume
3.325907711627E+28
Surface area
5.0013922932581E+19
Circumference
12534886232.519
Perimeter
7979956420
Area
3979981529068701025
Diagonal
2821340649.0776
Surface area
2.3879889174412E+19
Volume
7.9400197885933E+27
Space diagonal
3455422490.4064
Perimeter
5984967315
Area
1.7233825553832E+18
Altitude
1727711245.2032
Surface area
1.7233825553832E+18
Volume
9.3574030587828E+26
Height
940446883.02585