145725125
145,725,125 is an odd composite number composed of five prime numbers multiplied together.
145725125 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 145725125:
53 × 7 × 13 × 23 × 557
(5 × 5 × 5 × 7 × 13 × 23 × 557)See below for interesting mathematical facts about the number 145725125 from the Numbermatics database.
Names of 145725125
- Cardinal: 145725125 can be written as One hundred forty-five million, seven hundred twenty-five thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 1.45725125 × 108
Factors of 145725125
Divisors of 145725125
- Number of divisors d(n): 64
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Complete list of divisors:
1 5 7 13 23 25 35 65 91 115 125 161 175 299 325 455 557 575 805 875 1495 1625 2093 2275 2785 2875 3899 4025 7241 7475 10465 11375 12811 13925 19495 20125 36205 37375 50687 52325 64055 69625 89677 97475 166543 181025 253435 261625 320275 448385 487375 832715 905125 1165801 1267175 1601375 2241925 4163575 5829005 6335875 11209625 20817875 29145025 145725125
- Sum of all divisors σ(n): 233985024
- Sum of proper divisors (its aliquot sum) s(n): 88259899
- 145725125 is a deficient number, because the sum of its proper divisors (88259899) is less than itself. Its deficiency is 57465226
Bases of 145725125
- Binary: 10001010111110010110110001012
- Hexadecimal: 0x8AF96C5
- Base-36: 2ERE85
Squares and roots of 145725125
- 145725125 squared (1457251252) is 21235812056265625
- 145725125 cubed (1457251253) is 3094591366375815236328125
-
The
square root of 145725125 is 12071.6662064521 -
The
cube root of 145725125 is 526.2330804023
Scales and comparisons
How big is 145725125?- 145,725,125 seconds is equal to 4 years, 32 weeks, 6 days, 15 hours, 12 minutes, 5 seconds.
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To count from 1 to 145,725,125 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 145725125 cubic inches would be around 43.9 feet tall.
Recreational maths with 145725125
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