1328306720
1,328,306,720 is an even composite number composed of six prime numbers multiplied together.
1328306720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 1328306720:
25 × 5 × 13 × 192 × 29 × 61
(2 × 2 × 2 × 2 × 2 × 5 × 13 × 19 × 19 × 29 × 61)See below for interesting mathematical facts about the number 1328306720 from the Numbermatics database.
Names of 1328306720
- Cardinal: 1328306720 can be written as One billion, three hundred twenty-eight million, three hundred six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.32830672 × 109
Factors of 1328306720
Divisors of 1328306720
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 8 10 13 16 19 20 26 29 32 38 40 52 58 61 65 76 80 95 104 116 122 130 145 152 160 190 208 232 244 247 260 290 304 305 361 377 380 416 464 488 494 520 551 580 608 610 722 754 760 793 928 976 988 1040 1102 1159 1160 1220 1235 1444 1508 1520 1586 1769 1805 1885 1952 1976 2080 2204 2318 2320 2440 2470 2755 2888 3016 3040 3172 3538 3610 3770 3952 3965 4408 4636 4640 4693 4880 4940 5510 5776 5795 6032 6344 7076 7163 7220 7540 7904 7930 8816 8845 9272 9386 9760 9880 10469 11020 11552 11590 12064 12688 14152 14326 14440 15067 15080 15860 17632 17690 18544 18772 19760 20938 22021 22040 22997 23180 23465 25376 28304 28652 28880 30134 30160 31720 33611 35380 35815 37088 37544 39520 41876 44042 44080 45994 46360 46930 52345 56608 57304 57760 60268 60320 63440 67222 70760 71630 75088 75335 83752 88084 88160 91988 92720 93860 104690 110105 114608 114985 120536 126880 134444 136097 141520 143260 150176 150670 167504 168055 176168 183976 185440 187720 209380 220210 229216 229970 241072 268888 272194 283040 286273 286520 301340 335008 336110 352336 367952 375440 418760 436943 440420 459940 482144 537776 544388 572546 573040 602680 638609 672220 680485 704672 735904 750880 837520 873886 880840 919880 1075552 1088776 1145092 1146080 1205360 1277218 1344440 1360970 1431365 1675040 1747772 1761680 1839760 2177552 2184715 2290184 2410720 2554436 2688880 2721940 2862730 3193045 3495544 3523360 3679520 4355104 4369430 4580368 5108872 5377760 5443880 5725460 6386090 6991088 8301917 8738860 9160736 10217744 10887760 11450920 12772180 13982176 16603834 17477720 20435488 21775520 22901840 25544360 33207668 34955440 41509585 45803680 51088720 66415336 69910880 83019170 102177440 132830672 166038340 265661344 332076680 664153360 1328306720
- Sum of all divisors σ(n): 3750228720
- Sum of proper divisors (its aliquot sum) s(n): 2421922000
- 1328306720 is an abundant number, because the sum of its proper divisors (2421922000) is greater than itself. Its abundance is 1093615280
Bases of 1328306720
- Binary: 10011110010110001011010001000002
- Hexadecimal: 0x4F2C5A20
- Base-36: LYU80W
Squares and roots of 1328306720
- 1328306720 squared (13283067202) is 1764398742397158400
- 1328306720 cubed (13283067203) is 2343662706285694411624448000
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The
square root of 1328306720 is 36445.9424353383 -
The
cube root of 1328306720 is 1099.2575485775
Scales and comparisons
How big is 1328306720?- 1,328,306,720 seconds is equal to 42 years, 12 weeks, 1 day, 22 hours, 5 minutes, 20 seconds.
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To count from 1 to 1,328,306,720 would take you about eighty-four 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 1328306720 cubic inches would be around 91.6 feet tall.
Recreational maths with 1328306720
- 1328306720 backwards is 0276038231
- 1328306720 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1328306720's digits is 32
- More coming soon!
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