145409440

145,409,440 is an even composite number composed of four prime numbers multiplied together.

What does the number 145409440 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

145409440 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 145409440:

2⁵ × 5 × 11 × 82619

(2 × 2 × 2 × 2 × 2 × 5 × 11 × 82619)

See below for interesting mathematical facts about the number 145409440 from the Numbermatics database.

Names of 145409440

Cardinal: 145409440 can be written as One hundred forty-five million, four hundred nine thousand, four hundred forty.

Scientific notation

Scientific notation: 1.4540944 × 10⁸

Factors of 145409440

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 82637

Divisors of 145409440

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 880 1760 82619 165238 330476 413095 660952 826190 908809 1321904 1652380 1817618 2643808 3304760 3635236 4544045 6609520 7270472 9088090 13219040 14540944 18176180 29081888 36352360 72704720 145409440
Sum of all divisors σ(n): 374764320
Sum of proper divisors (its aliquot sum) s(n): 229354880
145409440 is an abundant number, because the sum of its proper divisors (229354880) is greater than itself. Its abundance is 83945440

Bases of 145409440

Binary: 1000101010101100010110100000₂
Hexadecimal: 0x8AAC5A0
Base-36: 2EKMN4

Squares and roots of 145409440

145409440 squared (145409440²) is 21143905241113600
145409440 cubed (145409440³) is 3074523420523393552384000
The square root of 145409440 is 12058.5836647593
The cube root of 145409440 is 525.8528119737

Scales and comparisons

How big is 145409440?

145,409,440 seconds is equal to 4 years, 32 weeks, 2 days, 23 hours, 30 minutes, 40 seconds.
To count from 1 to 145,409,440 would take you about six years!

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 145409440 cubic inches would be around 43.8 feet tall.

Recreational maths with 145409440

145409440 backwards is 044904541
The number of decimal digits it has is: 9
The sum of 145409440's digits is 31
More coming soon!

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The information we have on file for 145409440 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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