16397978 is an even 8-digits composite number following 16397977
and preceding 16397979 . In scientific notation, it is written as 1.6397978 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 8039280 positive integers (up to 16397978) that are relatively prime to 16397978.
16397978 has 16 divisors, whose sum is 25081056
The reverse of 16397978 is 87979361
Previous prime number is 571
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixteen million three hundred ninety-seven thousand nine hundred seventy-eight
Scientific notation
1.6397978 × 10^7
Engineering notation
1.6397978 × 10^6
Prime Factorization
2 × 83 × 571 × 173
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
16397978
Product of the distinct prime numbers
The prime factorization of 16397978 is 2 × 83 × 571 × 173.
Since it has a total of 4 prime factors.
4 , 3 , 19 , 70 , 584 , 898 , 6633 , 6707 , 19872 , 79017 , 867615 , 844748 , 3772396 , 3163275 , 88363388 , 71229647 , 617620423 , 667944407 , 1295849055 , 4302235835
n×2
32795956
n×3
49193934
n×4
65591912
n×5
81989890
n÷2
8198989
n÷3
5465992.6666667
n÷3
4099494.5
n÷5
3279595.6
n2
268893682488484
n3
4.4093126897851E+21
n4
7.2303812482218E+28
n5
1.1856363263995E+36
2 √n
4049.4416899123
3 √n
254.05637659878
4 √n
63.635223657282
5 √n
27.730522961518
1 , 2 , 83 , 166 , 173 , 346 , 571 , 1142 , 14359 , 28718 , 47393 , 94786 , 98783 , 197566 , 8198989 , 16397978
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16397977
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16397978 can be divided by 16 positive divisors.
The sum of these divisors (counting 16397978) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111110100011011010011010
3
Ternary
1010212002210112
4
Quaternary
332203122122
5
Quinary
13144213403
6
Senary
1343244322
8
Octal
76433232
10
Decimal
16397978
12
Duodecimal
55a96a2
16
Hexadecimal
fa369a
20
Vigesimal
529eii
36
Base36
9rgre
md5
96180eedbd4f11fc1fbd209c3f0f53bb
sha1
d7bbc4463116b09f2411b5073e9950b4f080ac23
sha256
e4a0893ff10f97186472bf145665b5ec2cea2b6de97c7ff5cc785f9daa2d7222
sha512
b4f8d77f840065949c5e3261890770b285d9373b3798d4eb1b3042bb616a47a6e2d5333d3a6e302b411327dd5553ec72fe8985d0052a005602ad9ee813a301ef
ripemd-160
6835e707b8e0c2019f21742e7c31fb6723ff0683
Diameter
32795956
Circumference
103031534.43705
Area
8.4475441750253E+14
Volume
1.8469685804812E+22
Surface area
3.3790176700101E+15
Circumference
103031534.43705
Perimeter
65591912
Area
268893682488484
Diagonal
23190242.883096
Surface area
1613362094930904
Volume
4.4093126897851E+21
Space diagonal
28402131.037397
Perimeter
49193934
Area
1.1643437997609E+14
Altitude
14201065.518698
Surface area
1.1643437997609E+14
Volume
5.196424838865E+20
Height
7730080.9610319