80455945 is an odd 8-digits composite number following 80455944
and preceding 80455946 . In scientific notation, it is written as 8.0455945 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 61680960 positive integers (up to 80455945) that are relatively prime to 80455945.
80455945 has 16 divisors, whose sum is 100651968
The reverse of 80455945 is 54955408
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty million four hundred fifty-five thousand nine hundred forty-five
Scientific notation
8.0455945 × 10^7
Engineering notation
8.0455945 × 10^6
Prime Factorization
5 × 37 × 67 × 6491
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80455945
Product of the distinct prime numbers
The prime factorization of 80455945 is 5 × 37 × 67 × 6491.
Since it has a total of 4 prime factors.
7 , 6 , 58 , 47 , 517 , 414 , 187 , 3446 , 73612 , 32486 , 82624 , 841504 , 5232871 , 1051829 , 30129574 , 968926 , 858178388 , 939634866 , 5132479051 , 4688031084
n×2
160911890
n×3
241367835
n×4
321823780
n×5
402279725
n÷2
40227972.5
n÷3
26818648.333333
n÷3
20113986.25
n÷5
16091189
n2
6473159085843025
n3
5.2080413138684E+23
n4
4.1901788550632E+31
n5
3.3712479950313E+39
2 √n
8969.7237973084
3 √n
431.70397422237
4 √n
94.70862578091
5 √n
38.116378250371
1 , 5 , 37 , 67 , 185 , 335 , 2479 , 6491 , 12395 , 32455 , 240167 , 434897 , 1200835 , 2174485 , 16091189 , 80455945
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
-80455944
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 80455945 can be divided by 16 positive divisors.
The sum of these divisors (counting 80455945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110010111010100100001001
3
Ternary
12121101120210211
4
Quaternary
10302322210021
5
Quinary
131044042240
6
Senary
11552241121
8
Octal
462724411
10
Decimal
80455945
12
Duodecimal
22b401a1
16
Hexadecimal
4cba909
20
Vigesimal
152gjh5
36
Base36
1bwg7d
md5
236635d719cb03cf15b77acd270706b4
sha1
e19ef892f290e8009f180769f2609064d8fa518d
sha256
edab2c6fa3c7ec95b6e593c0c5a26c3f721185476b5fdacd1e8c1bda4ed9b304
sha512
7e3a82bedcae0d5ff1de3084cda599971a0c6994444a8257587051ff4b177f60b122de8cd34169ce39ddf6d3f68577c45647ee4f94a998af408874ab04be9efc
ripemd-160
c041c856864369b513a8417bd0984aba14285855
Diameter
160911890
Circumference
505519611.49925
Area
2.0336029029602E+16
Volume
2.1815392441655E+24
Surface area
8.134411611841E+16
Circumference
505519611.49925
Perimeter
321823780
Area
6473159085843025
Diagonal
113781888.59254
Surface area
38838954515058150
Volume
5.2080413138684E+23
Space diagonal
139353784.51097
Perimeter
241367835
Area
2.8029601055391E+15
Altitude
69676892.255484
Surface area
2.8029601055391E+15
Volume
6.13773554956E+22
Height
37927296.197515