181295428 is an even 9-digits composite number following 181295427
and preceding 181295429 . In scientific notation, it is written as 1.81295428 × 10^8.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 90602720 positive integers (up to 181295428) that are relatively prime to 181295428.
181295428 has 12 divisors, whose sum is 317424492
The reverse of 181295428 is 824592181
Previous prime number is 2237
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred eighty-one million two hundred ninety-five thousand four hundred twenty-eight
Scientific notation
1.81295428 × 10^8
Engineering notation
1.81295428 × 10^6
Prime Factorization
2 × 2 × 2237 × 20261
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
90647714
Product of the distinct prime numbers
The prime factorization of 181295428 is 2 × 2 × 2237 × 20261.
Since it has a total of 4 prime factors.
4 , 6 , 13 , 19 , 6 , 925 , 8391 , 1714 , 26946 , 28341 , 618032 , 952089 , 808756 , 7818493 , 65580168 , 29581630 , 270785055 , 793603876 , 6492804832 , 9998684147
n×2
362590856
n×3
543886284
n×4
725181712
n×5
906477140
n÷2
90647714
n÷3
60431809.333333
n÷3
45323857
n÷5
36259085.6
n2
32868032213703184
n3
5.9588239677011E+24
n4
1.080307541601E+33
n5
1.9585481812619E+41
2 √n
13464.599065698
3 √n
565.97287470883
4 √n
116.03705901865
5 √n
44.841214880176
1 , 2 , 4 , 2237 , 4474 , 8948 , 20261 , 40522 , 81044 , 45323857 , 90647714 , 181295428
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-181295427
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 181295428 can be divided by 12 positive divisors.
The sum of these divisors (counting 181295428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010110011100101100101000100
3
Ternary
110122010202120111
4
Quaternary
22303211211010
5
Quinary
332402423203
6
Senary
25553442404
8
Octal
1263454504
10
Decimal
181295428
12
Duodecimal
50870404
16
Hexadecimal
ace5944
20
Vigesimal
2gd1ib8
36
Base36
2zxsg4
md5
26e53be26bc484e8e96c7cec4779b741
sha1
2b61ec7548af0dc68dfc77de638e3ea29b677a74
sha256
c8b1349d488e2402a86154674590b755b42424524dcb1297c8cdfbc726dfd9d0
sha512
5f95c418c63c6a8f0a2ee6f1ab9c352a9598bc265359b4c8c3e70922342e64029418ae40ee69c1720b0a56a06c36c85332b080a89721b7c618fbff17e637d7df
ripemd-160
5d4c00b5de1eab6d9b1e104db525c3b82d7e01e3
Diameter
362590856
Circumference
1139112769.4684
Area
1.0325796854052E+17
Volume
2.4960263467953E+25
Surface area
4.1303187416209E+17
Circumference
1139112769.4684
Perimeter
725181712
Area
32868032213703184
Diagonal
256390453.07383
Surface area
197208193282219104
Volume
5.9588239677011E+24
Space diagonal
314012892.47595
Perimeter
543886284
Area
1.4232275434736E+16
Altitude
157006446.23797
Surface area
1.4232275434736E+16
Volume
7.0225413924306E+23
Height
85463484.357945