28390648320
28,390,648,320 is an even composite number composed of five prime numbers multiplied together.
28390648320 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 28390648320:
29 × 32 × 5 × 241 × 5113
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 241 × 5113)See below for interesting mathematical facts about the number 28390648320 from the Numbermatics database.
Names of 28390648320
- Cardinal: 28390648320 can be written as Twenty-eight billion, three hundred ninety million, six hundred forty-eight thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.839064832 × 1010
Factors of 28390648320
Divisors of 28390648320
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 241 256 288 320 360 384 480 482 512 576 640 720 723 768 960 964 1152 1205 1280 1440 1446 1536 1920 1928 2169 2304 2410 2560 2880 2892 3615 3840 3856 4338 4608 4820 5113 5760 5784 7230 7680 7712 8676 9640 10226 10845 11520 11568 14460 15339 15424 17352 19280 20452 21690 23040 23136 25565 28920 30678 30848 34704 38560 40904 43380 46017 46272 51130 57840 61356 61696 69408 76695 77120 81808 86760 92034 92544 102260 115680 122712 123392 138816 153390 154240 163616 173520 184068 185088 204520 230085 231360 245424 277632 306780 308480 327232 347040 368136 370176 409040 460170 462720 490848 555264 613560 616960 654464 694080 736272 818080 920340 925440 981696 1110528 1227120 1232233 1308928 1388160 1472544 1636160 1840680 1850880 1963392 2454240 2464466 2617856 2776320 2945088 3272320 3681360 3696699 3926784 4908480 4928932 5552640 5890176 6161165 6544640 7362720 7393398 7853568 9816960 9857864 11090097 11780352 12322330 13089280 14725440 14786796 18483495 19633920 19715728 22180194 23560704 24644660 29450880 29573592 36966990 39267840 39431456 44360388 49289320 55450485 58901760 59147184 73933980 78862912 88720776 98578640 110900970 117803520 118294368 147867960 157725824 177441552 197157280 221801940 236588736 295735920 315451648 354883104 394314560 443603880 473177472 591471840 630903296 709766208 788629120 887207760 946354944 1182943680 1419532416 1577258240 1774415520 1892709888 2365887360 2839064832 3154516480 3548831040 4731774720 5678129664 7097662080 9463549440 14195324160 28390648320
- Sum of all divisors σ(n): 98752096872
- Sum of proper divisors (its aliquot sum) s(n): 70361448552
- 28390648320 is an abundant number, because the sum of its proper divisors (70361448552) is greater than itself. Its abundance is 41970800232
Bases of 28390648320
- Binary: 110100111000011011011101010000000002
- Hexadecimal: 0x69C36EA00
- Base-36: D1J24G0
Squares and roots of 28390648320
- 28390648320 squared (283906483202) is 806028912029918822400
- 28390648320 cubed (283906483203) is 22883683377193642604906938368000
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The
square root of 28390648320 is 168495.2471733253 -
The
cube root of 28390648320 is 3050.6456868223
Scales and comparisons
How big is 28390648320?- 28,390,648,320 seconds is equal to 902 years, 38 weeks, 1 day, 11 hours, 12 minutes.
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To count from 1 to 28,390,648,320 would take you about one thousand, eight hundred five 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 28390648320 cubic inches would be around 254.2 feet tall.
Recreational maths with 28390648320
- 28390648320 backwards is 02384609382
- 28390648320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28390648320's digits is 45
- More coming soon!
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