389901778 is an even 9-digits composite number following 389901777
and preceding 389901779 . In scientific notation, it is written as 3.89901778 × 10^8.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 166712256 positive integers (up to 389901778) that are relatively prime to 389901778.
389901778 has 16 divisors, whose sum is 669957120
The reverse of 389901778 is 877109983
Previous prime number is 433
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
three hundred eighty-nine million nine hundred one thousand seven hundred seventy-eight
Scientific notation
3.89901778 × 10^8
Engineering notation
3.89901778 × 10^6
Prime Factorization
2 × 7 × 433 × 64319
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
389901778
Product of the distinct prime numbers
The prime factorization of 389901778 is 2 × 7 × 433 × 64319.
Since it has a total of 4 prime factors.
4 , 3 , 76 , 45 , 848 , 179 , 4975 , 5993 , 75976 , 8008 , 347551 , 708716 , 5685228 , 431263 , 97088297 , 43993729 , 605485304 , 218209900 , 3025861319 , 2234593562
n×2
779803556
n×3
1169705334
n×4
1559607112
n×5
1949508890
n÷2
194950889
n÷3
129967259.33333
n÷3
97475444.5
n÷5
77980355.6
n2
152023396487561284
n3
5.9274192588099E+25
n4
2.3111113079614E+34
n5
9.0110640813007E+42
2 √n
19745.930669381
3 √n
730.55301686889
4 √n
140.52021445109
5 √n
52.262603800459
1 , 2 , 7 , 14 , 433 , 866 , 3031 , 6062 , 64319 , 128638 , 450233 , 900466 , 27850127 , 55700254 , 194950889 , 389901778
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
-389901777
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 389901778 can be divided by 16 positive divisors.
The sum of these divisors (counting 389901778) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111001111010110110111010010
3
Ternary
1000011200001200121
4
Quaternary
113033112313102
5
Quinary
1244303324103
6
Senary
102404540454
8
Octal
2717266722
10
Decimal
389901778
12
Duodecimal
aa6b172a
16
Hexadecimal
173d6dd2
20
Vigesimal
61ghe8i
36
Base36
6g4y4y
md5
e1fff2dbbf34c779c0296bdfa517eb43
sha1
06d3cb62c47df316ae86a75485bb7120e6c1a4ce
sha256
9881754b80aff98c8eefe272216aeb1bc261386b675dddddf241fef8c7b3dee3
sha512
7bf5dd7241fc94a285f38b654907c3695295dc1a9f43d4080501bc7a0292cc2e8a656a56f9a669a4b3a13b36115735e85c4a7045785b422e7539892273b3892d
ripemd-160
2d12ba061fa73cebb7969a6b6e7961f3eb87aa9e
Diameter
779803556
Circumference
2449825122.7728
Area
4.7759558557909E+17
Volume
2.4828715730965E+26
Surface area
1.9103823423164E+18
Circumference
2449825122.7728
Perimeter
1559607112
Area
152023396487561284
Diagonal
551404382.44098
Surface area
912140378925367704
Volume
5.9274192588099E+25
Space diagonal
675329689.45744
Perimeter
1169705334
Area
6.5828061663911E+16
Altitude
337664844.72872
Surface area
6.5828061663911E+16
Volume
6.985530588067E+24
Height
183801460.81366