331388309 is an odd 9-digits composite number following 331388308
and preceding 331388310 . In scientific notation, it is written as 3.31388309 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 276586224 positive integers (up to 331388309) that are relatively prime to 331388309.
331388309 has 16 divisors, whose sum is 388800000
The reverse of 331388309 is 903883133
Previous prime number is 107
Is Prime? no Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
three hundred thirty-one million three hundred eighty-eight thousand three hundred nine
Scientific notation
3.31388309 × 10^8
Engineering notation
3.31388309 × 10^6
Prime Factorization
7 × 59 × 107 × 7499
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
331388309 Product of the distinct prime numbers
The prime factorization of 331388309 is 7 × 59 × 107 × 7499.
Since it has a total of 4 prime factors.
2 , 5 , 61 , 93 , 966 , 94 , 9846 , 1629 , 41456 , 50665 , 942958 , 505935 , 3385093 , 3492255 , 65804495 , 59504682 , 501329211 , 839923353 , 1342921341 , 5829558824
n×2
662776618
n×3
994164927
n×4
1325553236
n×5
1656941545
n÷2
165694154.5
n÷3
110462769.66667
n÷3
82847077.25
n÷5
66277661.8
n2
109818211341879481
n3
3.639247135399E+25
n4
1.206003954233E+34
n5
3.9965561104058E+42
2 √n18204.07396711
3 √n692.01003819512
4 √n134.92247391413
5 √n50.590321178769
1 , 7 , 59 , 107 , 413 , 749 , 6313 , 7499 , 44191 , 52493 , 442441 , 802393 , 3097087 , 5616751 , 47341187 , 331388309
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
-331388308 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 331388309 can be divided by 16 positive divisors.
The sum of these divisors (counting 331388309) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011110000001001010110010101
3
Ternary
212002120021022002
4
Quaternary
103300021112111
5
Quinary
1134313411214
6
Senary
52514445045
8
Octal
2360112625
10
Decimal
331388309
12
Duodecimal
92b93785
16
Hexadecimal
13c09595
20
Vigesimal
53b3af9
36
Base36
5hasut
md5
76563681e943edda9e33250f43f20275
sha1
e04ce8c4f703d636a7e260237f4c4ccdab065575
sha256
5f944425979e42c8dca04d0bedec5d562a7cf51c597d0cb06a39d85f252c3dd6
sha512
d5d1ec153f6d367ea21a6b667b47e7c933657a35b78796a5a10bc7d1f8f0fa01ce0a1674ecc9164103e103c8e986b3b2b2f0cb80b2b6c19b8cf2658e1a3a3bf9
ripemd-160
69350f60a10f9c196e416ef320398e2e7c470c96
Diameter
662776618
Circumference
2082174154.0799
Area
3.4500408598202E+17
Volume
1.5244042753556E+26
Surface area
1.3800163439281E+18
Circumference
2082174154.0799
Perimeter
1325553236
Area
109818211341879481
Diagonal
468653840.99969
Surface area
658909268051276886
Volume
3.639247135399E+25
Space diagonal
573981388.22233
Perimeter
994164927
Area
4.7552680410118E+16
Altitude
286990694.11117
Surface area
4.7552680410118E+16
Volume
4.2888938797573E+24
Height
156217946.9999