3989120520
3,989,120,520 is an even composite number composed of seven prime numbers multiplied together.
3989120520 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 3989120520:
23 × 3 × 5 × 7 × 11 × 29 × 14887
(2 × 2 × 2 × 3 × 5 × 7 × 11 × 29 × 14887)See below for interesting mathematical facts about the number 3989120520 from the Numbermatics database.
Names of 3989120520
- Cardinal: 3989120520 can be written as Three billion, nine hundred eighty-nine million, one hundred twenty thousand, five hundred twenty.
Scientific notation
- Scientific notation: 3.98912052 × 109
Factors of 3989120520
Divisors of 3989120520
- Number of divisors d(n): 256
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 11 12 14 15 20 21 22 24 28 29 30 33 35 40 42 44 55 56 58 60 66 70 77 84 87 88 105 110 116 120 132 140 145 154 165 168 174 203 210 220 231 232 264 280 290 308 319 330 348 385 406 420 435 440 462 580 609 616 638 660 696 770 812 840 870 924 957 1015 1155 1160 1218 1276 1320 1540 1595 1624 1740 1848 1914 2030 2233 2310 2436 2552 3045 3080 3190 3480 3828 4060 4466 4620 4785 4872 6090 6380 6699 7656 8120 8932 9240 9570 11165 12180 12760 13398 14887 17864 19140 22330 24360 26796 29774 33495 38280 44660 44661 53592 59548 66990 74435 89320 89322 104209 119096 133980 148870 163757 178644 208418 223305 267960 297740 312627 327514 357288 416836 431723 446610 491271 521045 595480 625254 655028 818785 833672 863446 893220 982542 1042090 1146299 1250508 1295169 1310056 1563135 1637570 1726892 1786440 1965084 2084180 2158615 2292598 2456355 2501016 2590338 3022061 3126270 3275140 3438897 3453784 3930168 4168360 4317230 4585196 4748953 4912710 5180676 5731495 6044122 6252540 6475845 6550280 6877794 8634460 9066183 9170392 9497906 9825420 10361352 11462990 12088244 12505080 12951690 13755588 14246859 15110305 17194485 17268920 18132366 18995812 19650840 22925980 23744765 24176488 25903380 27511176 28493718 30220610 33242671 34388970 36264732 37991624 45330915 45851960 47489530 51806760 56987436 60441220 66485342 68777940 71234295 72529464 90661830 94979060 99728013 113974872 120882440 132970684 137555880 142468590 166213355 181323660 189958120 199456026 265941368 284937180 332426710 362647320 398912052 498640065 569874360 664853420 797824104 997280130 1329706840 1994560260 3989120520
- Sum of all divisors σ(n): 15435878400
- Sum of proper divisors (its aliquot sum) s(n): 11446757880
- 3989120520 is an abundant number, because the sum of its proper divisors (11446757880) is greater than itself. Its abundance is 7457637360
Bases of 3989120520
- Binary: 111011011100010100100110000010002
- Hexadecimal: 0xEDC52608
- Base-36: 1TZ0P3C
Squares and roots of 3989120520
- 3989120520 squared (39891205202) is 15913082523085070400
- 3989120520 cubed (39891205203) is 63479204029292028038284608000
-
The
square root of 3989120520 is 63159.4847984053 -
The
cube root of 3989120520 is 1585.9605703705
Scales and comparisons
How big is 3989120520?- 3,989,120,520 seconds is equal to 126 years, 43 weeks, 5 days, 9 hours, 2 minutes.
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To count from 1 to 3,989,120,520 would take you about two hundred fifty-three 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 3989120520 cubic inches would be around 132.2 feet tall.
Recreational maths with 3989120520
- 3989120520 backwards is 0250219893
- The number of decimal digits it has is: 10
- The sum of 3989120520's digits is 39
- More coming soon!
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