187988968 is an even 9-digits composite number following 187988967
and preceding 187988969 . In scientific notation, it is written as 1.87988968 × 10^8.
The sum of its digits is 64. It has a total of 4 prime factors and 8 positive divisors.
There are 93994480 positive integers (up to 187988968) that are relatively prime to 187988968.
187988968 has 8 divisors, whose sum is 352479330
The reverse of 187988968 is 869889781
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 64
Digital Root 1
Name
one hundred eighty-seven million nine hundred eighty-eight thousand nine hundred sixty-eight
Scientific notation
1.87988968 × 10^8
Engineering notation
1.87988968 × 10^6
Prime Factorization
2 × 2 × 2 × 23498621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
46997242
Product of the distinct prime numbers
The prime factorization of 187988968 is 2 × 2 × 2 × 23498621.
Since it has a total of 4 prime factors.
6 , 5 , 45 , 86 , 814 , 231 , 7269 , 7968 , 36812 , 25236 , 324012 , 60876 , 8442524 , 2351148 , 1228533 , 6580136 , 246588483 , 342916033 , 4015203044 , 7980865235
n×2
375977936
n×3
563966904
n×4
751955872
n×5
939944840
n÷2
93994484
n÷3
62662989.333333
n÷3
46997242
n÷5
37597793.6
n2
35339852089705024
n3
6.6435023236163E+24
n4
1.2489051457222E+33
n5
2.3478038947421E+41
2 √n
13710.906899254
3 √n
572.8542259687
4 √n
117.09358180214
5 √n
45.167543630847
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
-187988967
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 187988968 can be divided by 8 positive divisors.
The sum of these divisors (counting 187988968) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011001101000111101111101000
3
Ternary
111002201211101101
4
Quaternary
23031013233220
5
Quinary
341111121333
6
Senary
30353131144
8
Octal
1315075750
10
Decimal
187988968
12
Duodecimal
52b59ab4
16
Hexadecimal
b347be8
20
Vigesimal
2ieic88
36
Base36
33x97s
md5
6f99f52f3c8cb023aa7ab5fe7a2734e5
sha1
1199b66f4a60381858a2aa8f0e7ce71dbd5ea4b7
sha256
6cc9a0dbdb9a444aa6fd4d9a752056a5db45955443ef7fc4bc447ff7a5cf1d1c
sha512
af56ea36ecd2152d2ba9788298f2117e5cbeab4528ceb92b0a01e8bbc758fcd27c87595d2961910c1575d86a9941c565df832e1cb7f935aafb6dc9a2741619cd
ripemd-160
fe432a5521d7ca37dc7a1c536d3bfe487965dba1
Diameter
375977936
Circumference
1181169521.6495
Area
1.1102341970397E+17
Volume
2.782823745864E+25
Surface area
4.4409367881587E+17
Circumference
1181169521.6495
Perimeter
751955872
Area
35339852089705024
Diagonal
265856548.12212
Surface area
212039112538230144
Volume
6.6435023236163E+24
Space diagonal
325606443.83844
Perimeter
563966904
Area
1.5302604837835E+16
Altitude
162803221.91922
Surface area
1.5302604837835E+16
Volume
7.8294425730961E+23
Height
88618849.374041