16389931 is an odd 8-digits composite number following 16389930
and preceding 16389932 . In scientific notation, it is written as 1.6389931 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 16378200 positive integers (up to 16389931) that are relatively prime to 16389931.
16389931 has 4 divisors, whose sum is 16401664
The reverse of 16389931 is 13998361
Previous prime number is 1621
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixteen million three hundred eighty-nine thousand nine hundred thirty-one
Scientific notation
1.6389931 × 10^7
Engineering notation
1.6389931 × 10^6
Prime Factorization
1621 × 10111
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16389931
Product of the distinct prime numbers
The prime factorization of 16389931 is 1621 × 10111.
Since it has a total of 2 prime factors.
8 , 5 , 66 , 91 , 200 , 667 , 1619 , 2197 , 93489 , 17348 , 799869 , 24399 , 4002062 , 1460136 , 49621741 , 94290291 , 697434946 , 789501912 , 4454380047 , 3437355138
n×2
32779862
n×3
49169793
n×4
65559724
n×5
81949655
n÷2
8194965.5
n÷3
5463310.3333333
n÷3
4097482.75
n÷5
3277986.2
n2
268629838184761
n3
4.4028245123894E+21
n4
7.2161989963171E+28
n5
1.1827300363191E+36
2 √n
4048.4479742242
3 √n
254.01481199918
4 √n
63.627415272225
5 √n
27.727800780364
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
-16389930
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 16389931 can be divided by 4 positive divisors.
The sum of these divisors (counting 16389931) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110100001011100101011
3
Ternary
1010211200202111
4
Quaternary
332201130223
5
Quinary
13143434211
6
Senary
1343143151
8
Octal
76413453
10
Decimal
16389931
12
Duodecimal
55a4ab7
16
Hexadecimal
fa172b
20
Vigesimal
528egb
36
Base36
9rajv
md5
ba5bfa024b9f3930c470abfe09167baf
sha1
46d45dee2df9b19ace0aae2dc25b95441359252b
sha256
f832fbfc4f0a246bbb2b803620ac42c7651b6ab2f0f63cd5d3c17f6b6bc73605
sha512
2f9ae631ab2fb1bb829d69861d93b6f02780dfe03447b7cb4f7309844e795de53ec32e82ecb14966e1f936b157ac6c92bb3c024c2e5fa3ebfe0ba7eea3f2871a
ripemd-160
97bdfd8603654533b17c10859d067146e6fde914
Diameter
32779862
Circumference
102980973.64489
Area
8.4392552617626E+14
Volume
1.844250819089E+22
Surface area
3.375702104705E+15
Circumference
102980973.64489
Perimeter
65559724
Area
268629838184761
Diagonal
23178862.706559
Surface area
1611779029108566
Volume
4.4028245123894E+21
Space diagonal
28388193.224548
Perimeter
49169793
Area
1.1632013204125E+14
Altitude
14194096.612274
Surface area
1.1632013204125E+14
Volume
5.1887784484748E+20
Height
7726287.5688531