1999869621 is an odd 10-digits composite number following 1999869620
and preceding 1999869622 . In scientific notation, it is written as 1.999869621 × 10^9.
The sum of its digits is 60. It has a total of 3 prime factors and 8 positive divisors.
There are 1328176512 positive integers (up to 1999869621) that are relatively prime to 1999869621.
1999869621 has 8 divisors, whose sum is 2676632640
The reverse of 1999869621 is 1269689991
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 60
Digital Root 6
Name
one billion nine hundred ninety-nine million eight hundred sixty-nine thousand six hundred twenty-one
Scientific notation
1.999869621 × 10^9
Engineering notation
1.999869621 × 10^9
Prime Factorization
3 × 263 × 2534689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1999869621
Product of the distinct prime numbers
The prime factorization of 1999869621 is 3 × 263 × 2534689.
Since it has a total of 3 prime factors.
2 , 7 , 95 , 32 , 123 , 18 , 2933 , 9836 , 23066 , 91542 , 819488 , 697225 , 8664824 , 8897351 , 14159945 , 31567331 , 371487155 , 125532619 , 9445823691 , 4532116941
n×2
3999739242
n×3
5999608863
n×4
7999478484
n×5
9999348105
n÷2
999934810.5
n÷3
666623207
n÷3
499967405.25
n÷5
399973924.2
n2
3999478500998683641
n3
7.9984355539899E+27
n4
1.5995828279951E+37
n5
3.1989571039806E+46
2 √n
44719.901844704
3 √n
1259.8936714255
4 √n
211.47080612866
5 √n
72.47702138265
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
-1999869620
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 1999869621 can be divided by 8 positive divisors.
The sum of these divisors (counting 1999869621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111001100111001011010110101
3
Ternary
12011101002220101020
4
Quaternary
1313030321122311
5
Quinary
13043431311441
6
Senary
530240051353
8
Octal
16714713265
10
Decimal
1999869621
12
Duodecimal
479903b59
16
Hexadecimal
773396b5
20
Vigesimal
1b4j3e11
36
Base36
x2o59x
md5
162fba7026e18eaaa8ce2297fe5fda6d
sha1
684bd15e7e50de072b887440ee7a29c4fcf8540e
sha256
35d7ca9e68ef05361aff1748d795625515a7f79046005fab705eb07294ff80d0
sha512
a5510756722085cba20f49db685171bded582bb9566119ae4f5dedeca96adde18d485543626ab320a312ef525dbcd03ce52ea57f61fdd90d5b58c48a5cbb1d6d
ripemd-160
6e143e1ff33f7daf748bc3070ccc9752c8e47ced
Diameter
3999739242
Circumference
12565551418.942
Area
1.2564732276928E+19
Volume
3.3503768502168E+28
Surface area
5.0258929107711E+19
Circumference
12565551418.942
Perimeter
7999478484
Area
3999478500998683641
Diagonal
2828242740.9961
Surface area
2.3996871005992E+19
Volume
7.9984355539899E+27
Space diagonal
3463875792.0855
Perimeter
5999608863
Area
1.7318249918773E+18
Altitude
1731937896.0428
Surface area
1.7318249918773E+18
Volume
9.4262466985164E+26
Height
942747580.33205