187428345 is an odd 9-digits composite number following 187428344
and preceding 187428346 . In scientific notation, it is written as 1.87428345 × 10^8.
The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors.
There are 92083200 positive integers (up to 187428345) that are relatively prime to 187428345.
187428345 has 32 divisors, whose sum is 323616384
The reverse of 187428345 is 543824781
Previous prime number is 881
Is Prime? no Number parity odd Number length 9 Sum of Digits 42 Digital Root 6
Name
one hundred eighty-seven million four hundred twenty-eight thousand three hundred forty-five
Scientific notation
1.87428345 × 10^8
Engineering notation
1.87428345 × 10^6
Prime Factorization
3 × 5 × 13 × 881 × 1091
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
187428345 Product of the distinct prime numbers
The prime factorization of 187428345 is 3 × 5 × 13 × 881 × 1091.
Since it has a total of 5 prime factors.
5 , 6 , 99 , 48 , 593 , 9 , 7522 , 4616 , 89435 , 79122 , 77575 , 772562 , 9371203 , 1400389 , 24069575 , 47973683 , 974733279 , 403575977 , 4376242032 , 1940730896
n×2
374856690
n×3
562285035
n×4
749713380
n×5
937141725
n÷2
93714172.5
n÷3
62476115
n÷3
46857086.25
n÷5
37485669
n2
35129384509439025
n3
6.5842423994728E+24
n4
1.234073656012E+33
n5
2.3130038295443E+41
2 √n13690.447216947
3 √n572.28420132102
4 √n117.00618452435
5 √n45.140571596868
1 , 3 , 5 , 13 , 15 , 39 , 65 , 195 , 881 , 1091 , 2643 , 3273 , 4405 , 5455 , 11453 , 13215 , 14183 , 16365 , 34359 , 42549 , 57265 , 70915 , 171795 , 212745 , 961171 , 2883513 , 4805855 , 12495223 , 14417565 , 37485669 , 62476115 , 187428345
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-187428344 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 187428345 can be divided by 32 positive divisors.
The sum of these divisors (counting 187428345) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1011001010111110110111111001
3
Ternary
111001200100100120
4
Quaternary
23022332313321
5
Quinary
340440201340
6
Senary
30333123453
8
Octal
1312766771
10
Decimal
187428345
12
Duodecimal
52929589
16
Hexadecimal
b2bedf9
20
Vigesimal
2ib8ah5
36
Base36
33l8mx
md5
aa4e499419b254b2d5ff3a2e33a53513
sha1
3dccc48c9560043f7c734af88b883c6c270c8f23
sha256
3d4470e13f608b222d978ddcfa28adb4c289f1127312c18c26f3f54ce7033c1f
sha512
c107eee80b215087b13cd2de60d7af6e2617b787a2f86143ca977d12ba2d06cdd9e08092d8b773886a9314c97d251a083cf515e47338a46eb30f4014d1419006
ripemd-160
10d0ab6f7079d3cd3c6a5aee0b03dc00cfbd2f9e
Diameter
374856690
Circumference
1177647023.453
Area
1.1036221629998E+17
Volume
2.7580010068851E+25
Surface area
4.4144886519994E+17
Circumference
1177647023.453
Perimeter
749713380
Area
35129384509439025
Diagonal
265063707.47214
Surface area
210776307056634150
Volume
6.5842423994728E+24
Space diagonal
324635416.31855
Perimeter
562285035
Area
1.5211469702243E+16
Altitude
162317708.15927
Surface area
1.5211469702243E+16
Volume
7.7596040827387E+23
Height
88354569.157381