388640497 is an odd 9-digits composite number following 388640496
and preceding 388640498 . In scientific notation, it is written as 3.88640497 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 313914960 positive integers (up to 388640497) that are relatively prime to 388640497.
388640497 has 16 divisors, whose sum is 470016000
The reverse of 388640497 is 794046883
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
three hundred eighty-eight million six hundred forty thousand four hundred ninety-seven
Scientific notation
3.88640497 × 10^8
Engineering notation
3.88640497 × 10^6
Prime Factorization
7 × 191 × 19 × 15299
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
388640497
Product of the distinct prime numbers
The prime factorization of 388640497 is 7 × 191 × 19 × 15299.
Since it has a total of 4 prime factors.
8 , 9 , 74 , 66 , 807 , 967 , 8951 , 591 , 31996 , 22428 , 481964 , 860214 , 9040839 , 7864923 , 65798140 , 62574287 , 943172864 , 919183458 , 5415271218 , 4479306477
n×2
777280994
n×3
1165921491
n×4
1554561988
n×5
1943202485
n÷2
194320248.5
n÷3
129546832.33333
n÷3
97160124.25
n÷5
77728099.4
n2
151041435908407009
n3
5.8700818719037E+25
n4
2.2813515361273E+34
n5
8.8662559483224E+42
2 √n
19713.967053843
3 √n
729.76441825908
4 √n
140.40643522945
5 √n
52.228747433015
1 , 7 , 19 , 133 , 191 , 1337 , 3629 , 15299 , 25403 , 107093 , 290681 , 2034767 , 2922109 , 20454763 , 55520071 , 388640497
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
-388640496
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 388640497 can be divided by 16 positive divisors.
The sum of these divisors (counting 388640497) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111001010100010111011110001
3
Ternary
1000002021222112111
4
Quaternary
113022202323301
5
Quinary
1243442443442
6
Senary
102321525321
8
Octal
2712427361
10
Decimal
388640497
12
Duodecimal
aa1a3841
16
Hexadecimal
172a2ef1
20
Vigesimal
619014h
36
Base36
6fdwxd
md5
cc8c5355f6daf087abfc1329f596644b
sha1
e5940c5b91a5294e5f77ca1cfba1066dbff67c43
sha256
0901db8b119aaa3a404c2892c3f8821654eaa97cbbe9154e8e7f1f3466105f2a
sha512
a9b3e89756ba92307c5f96afe2a8fd54eb626785c230d49a7735f3f973fc71ca12dd7d229285deac2d23601c177022c2965d320370016f791d489f8897bf681f
ripemd-160
ae38feeb861f6fccd5162173095a233fffb0b13e
Diameter
777280994
Circumference
2441900260.5254
Area
4.7451066543751E+17
Volume
2.4588541446324E+26
Surface area
1.89804266175E+18
Circumference
2441900260.5254
Perimeter
1554561988
Area
151041435908407009
Diagonal
549620661.74482
Surface area
906248615450442054
Volume
5.8700818719037E+25
Space diagonal
673145086.68282
Perimeter
1165921491
Area
6.540286026038E+16
Altitude
336572543.34141
Surface area
6.540286026038E+16
Volume
6.9179578295722E+24
Height
183206887.24827