389680921 is an odd 9-digits composite number following 389680920
and preceding 389680922 . In scientific notation, it is written as 3.89680921 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 326244240 positive integers (up to 389680921) that are relatively prime to 389680921.
389680921 has 8 divisors, whose sum is 455706944
The reverse of 389680921 is 129086983
Previous prime number is 43
Is Prime? no Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
three hundred eighty-nine million six hundred eighty thousand nine hundred twenty-one
Scientific notation
3.89680921 × 10^8
Engineering notation
3.89680921 × 10^6
Prime Factorization
7 × 43 × 1294621
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
389680921 Product of the distinct prime numbers
The prime factorization of 389680921 is 7 × 43 × 1294621.
Since it has a total of 3 prime factors.
4 , 3 , 30 , 28 , 119 , 746 , 8411 , 83 , 73993 , 65636 , 443025 , 229274 , 3668681 , 2724418 , 33851340 , 35339863 , 676483779 , 387941860 , 8359601160 , 1304602768
n×2
779361842
n×3
1169042763
n×4
1558723684
n×5
1948404605
n÷2
194840460.5
n÷3
129893640.33333
n÷3
97420230.25
n÷5
77936184.2
n2
151851220191408241
n3
5.9173523339162E+25
n4
2.305879307362E+34
n5
8.9855717220765E+42
2 √n19740.337408464
3 √n730.41505201801
4 √n140.5003110618
5 √n52.25668170484
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
-389680920 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 389680921 can be divided by 8 positive divisors.
The sum of these divisors (counting 389680921) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001110100000111100011001
3
Ternary
1000011020211201201
4
Quaternary
113032200330121
5
Quinary
1244224242141
6
Senary
102400114201
8
Octal
2716407431
10
Decimal
389680921
12
Duodecimal
aa605961
16
Hexadecimal
173a0f19
20
Vigesimal
61fa261
36
Base36
6g07q1
md5
a4d9cee8e6801580848ad935e70c8967
sha1
a026f5c9dc1b6a36b8c20557205be5aa53291090
sha256
7392203f0a20ac8c1b4a8ed58d27be9dac7bf22aa8527564b77756cc83db6208
sha512
2a082d7e23aa04bc99e75347460c10c7120b860ddf36c405ed9a0af02dbacd44195a0ebb81c517d0ec3f32564ff277db7b04a71f7cdc235fbc8502cf60dd337c
ripemd-160
26341e1d19f4d2306a572dd76b2c11ee13823979
Diameter
779361842
Circumference
2448437437.3154
Area
4.7705467779197E+17
Volume
2.4786547494578E+26
Surface area
1.9082187111679E+18
Circumference
2448437437.3154
Perimeter
1558723684
Area
151851220191408241
Diagonal
551092043.47624
Surface area
911107321148449446
Volume
5.9173523339162E+25
Space diagonal
674947153.91223
Perimeter
1169042763
Area
6.5753507140712E+16
Altitude
337473576.95612
Surface area
6.5753507140712E+16
Volume
6.9736666033036E+24
Height
183697347.82541