181992013 is an odd 9-digits composite number following 181992012
and preceding 181992014 . In scientific notation, it is written as 1.81992013 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 147780936 positive integers (up to 181992013) that are relatively prime to 181992013.
181992013 has 8 divisors, whose sum is 208569920
The reverse of 181992013 is 310299181
Previous prime number is 361
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred eighty-one million nine hundred ninety-two thousand thirteen
Scientific notation
1.81992013 × 10^8
Engineering notation
1.81992013 × 10^6
Prime Factorization
7 × 361 × 72019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
181992013
Product of the distinct prime numbers
The prime factorization of 181992013 is 7 × 361 × 72019.
Since it has a total of 3 prime factors.
4 , 6 , 53 , 58 , 808 , 297 , 5467 , 9271 , 29241 , 6226 , 683595 , 145615 , 8635205 , 8725457 , 86740178 , 79786135 , 529344854 , 972276714 , 2447101507 , 618079600
n×2
363984026
n×3
545976039
n×4
727968052
n×5
909960065
n÷2
90996006.5
n÷3
60664004.333333
n÷3
45498003.25
n÷5
36398402.6
n2
33121092795792169
n3
6.027774350666E+24
n4
1.0970067879875E+33
n5
1.996464736205E+41
2 √n
13490.44154207
3 √n
566.69682080983
4 √n
116.14836004899
5 √n
44.875620404938
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
-181992012
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 181992013 can be divided by 8 positive divisors.
The sum of these divisors (counting 181992013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010110110001111101001001101
3
Ternary
110200110011002221
4
Quaternary
22312033221031
5
Quinary
333042221023
6
Senary
30020415341
8
Octal
1266175115
10
Decimal
181992013
12
Duodecimal
50b47551
16
Hexadecimal
ad8fa4d
20
Vigesimal
2gh900d
36
Base36
30cpxp
md5
c412e7a4a6b9aaddf5ab6eacde97a4aa
sha1
82fb2d513e2973f8cb4cd8b70b972136752f4b02
sha256
e564a19532281039711955d83589721861be583ee479e4114f89b786570a6cde
sha512
cdc83b6a1e38d6f3542123396ce1f75d3c28b61f2eb611f1251e246f2e4921a1809b8b29ad274a1606636b3f4db9feb0c916b96cab1225ff33b9e97139d6149d
ripemd-160
4fe73b82e188a1ef7dc391f31e9dd90bfe0648b1
Diameter
363984026
Circumference
1143489542.1056
Area
1.0405298180613E+17
Volume
2.5249082156732E+25
Surface area
4.1621192722451E+17
Circumference
1143489542.1056
Perimeter
727968052
Area
33121092795792169
Diagonal
257375573.02818
Surface area
198726556774753014
Volume
6.027774350666E+24
Space diagonal
315219413.08774
Perimeter
545976039
Area
1.4341853881129E+16
Altitude
157609706.54387
Surface area
1.4341853881129E+16
Volume
7.1038001980305E+23
Height
85791857.67606