145016872
145,016,872 is an even composite number composed of five prime numbers multiplied together.
145016872 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 145016872:
23 × 72 × 11 × 132 × 199
(2 × 2 × 2 × 7 × 7 × 11 × 13 × 13 × 199)See below for interesting mathematical facts about the number 145016872 from the Numbermatics database.
Names of 145016872
- Cardinal: 145016872 can be written as One hundred forty-five million, sixteen thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.45016872 × 108
Factors of 145016872
Divisors of 145016872
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 7 8 11 13 14 22 26 28 44 49 52 56 77 88 91 98 104 143 154 169 182 196 199 286 308 338 364 392 398 539 572 616 637 676 728 796 1001 1078 1144 1183 1274 1352 1393 1592 1859 2002 2156 2189 2366 2548 2587 2786 3718 4004 4312 4378 4732 5096 5174 5572 7007 7436 8008 8281 8756 9464 9751 10348 11144 13013 14014 14872 15323 16562 17512 18109 19502 20696 26026 28028 28457 30646 33124 33631 36218 39004 52052 56056 56914 61292 66248 67262 72436 78008 91091 104104 107261 113828 122584 126763 134524 144872 182182 199199 214522 227656 235417 253526 269048 364364 369941 398398 429044 470834 507052 728728 739882 796796 858088 941668 1014104 1394393 1479764 1593592 1647919 1883336 2589587 2788786 2959528 3295838 5179174 5577572 6591676 10358348 11155144 13183352 18127109 20716696 36254218 72508436 145016872
- Sum of all divisors σ(n): 375516000
- Sum of proper divisors (its aliquot sum) s(n): 230499128
- 145016872 is an abundant number, because the sum of its proper divisors (230499128) is greater than itself. Its abundance is 85482256
Bases of 145016872
- Binary: 10001010010011001000001010002
- Hexadecimal: 0x8A4C828
- Base-36: 2EC7QG
Squares and roots of 145016872
- 145016872 squared (1450168722) is 21029893164664384
- 145016872 cubed (1450168723) is 3049689325233809897486848
-
The
square root of 145016872 is 12042.2951300821 -
The
cube root of 145016872 is 525.3791631337
Scales and comparisons
How big is 145016872?- 145,016,872 seconds is equal to 4 years, 31 weeks, 5 days, 10 hours, 27 minutes, 52 seconds.
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To count from 1 to 145,016,872 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 145016872 cubic inches would be around 43.8 feet tall.
Recreational maths with 145016872
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