145405945 (number)

145405945 is an odd 9-digits composite number following 145405944 and preceding 145405946. In scientific notation, it is written as 1.45405945 × 10^8. The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors. There are 115944624 positive integers (up to 145405945) that are relatively prime to 145405945.

Interesting facts

Basic properties

Name

Name one hundred forty-five million four hundred five thousand nine hundred forty-five

Notation

Scientific notation 1.45405945 × 10^8
Engineering notation 1.45405945 × 10^6

Prime Factorization of 145405945

Prime Factorization 5 × 307 × 94727

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 145405945
Product of the distinct prime numbers

The prime factorization of 145405945 is 5 × 307 × 94727. Since it has a total of 3 prime factors.

Most popular turbo-numbers

4, 9, 62, 35, 759, 711, 4921, 9506, 92867, 6789, 902287, 603815, 2840921, 8448752, 97058877, 41872054, 357006396, 680328432, 9515611110, 415079133

Basic calculations (n = 145405945)

Multiplication

n×y
n×2 290811890
n×3 436217835
n×4 581623780
n×5 727029725

Division

n÷y
n÷2 72702972.5
n÷3 48468648.333333
n÷3 36351486.25
n÷5 29081189

Exponentiation

ny
n2 21142888841343025
n3 3.0743017320054E+24
n4 4.4702174855739E+32
n5 6.4999619784539E+40

Nth Root

y√n
2√n 12058.438746372
3√n 525.8485988811
4√n 109.81092270977
5√n 42.905842346174

Divisors of 145405945

1, 5, 307, 1535, 94727, 473635, 29081189, 145405945

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 -145405944
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 145405945 can be divided by 8 positive divisors. The sum of these divisors (counting 145405945) is 1, the average is 0.125.

Base conversion 145405945

Base System Value
2 Binary 1000101010101011011111111001
3 Ternary 101010121101110101
4 Quaternary 20222223133321
5 Quinary 244210442240
6 Senary 22232315401
8 Octal 1052533771
10 Decimal 145405945
12 Duodecimal 40842b61
16 Hexadecimal 8aab7f9
20 Vigesimal 258feh5
36 Base36 2ekjy1

Cryptographic Hash Functions

md5 336416060f61ac77c6924cdd3206e3e7
sha1 3e1ca91c6d0809edb7d411c5d81de9b7157eee64
sha256 7647e04989a73a07cfc5fce2fa3db727ad9d2fcd230da280d62160199b56c3a5
sha512 5b56ef344acf45da822479e59ce87f57be848b94a6e61e0c124cf5e7c616552d09b91cbc1734a2b661854b44834b818bee51aab43e63fef49699ca5f2121fc46
ripemd-160 2299699b28d6bbb8b0ddcd14269ae08d084a9c6e

145405945 as geometric shapes

Circle

Radius = n
Diameter 290811890
Circumference 913612497.20056
Area 6.6422344259629E+16

Sphere

Radius = n
Volume 1.2877604981582E+25
Surface area 2.6568937703852E+17
Circumference 913612497.20056

Square

Length = n
Perimeter 581623780
Area 21142888841343025
Diagonal 205635059.46868

Cube

Length = n
Surface area 126857333048058150
Volume 3.0743017320054E+24
Space diagonal 251850484.46257

Equilateral Triangle

Length = n
Perimeter 436217835
Area 9.1551394229968E+15
Altitude 125925242.23128

Triangular Pyramid

Length = n
Surface area 9.1551394229968E+15
Volume 3.6230993368577E+23
Height 68545019.822892