85729541520

Names of 85729541520

• Cardinal: 85729541520 can be written as Eighty-five billion, seven hundred twenty-nine million, five hundred forty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 8.572954152 × 10¹⁰

Factors of 85729541520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1146

Divisors of 85729541520

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 49 56 60 61 70 80 84 98 105 112 120 122 127 140 147 168 183 196 210 240 244 245 254 280 294 305 336 366 381 392 420 427 488 490 508 560 588 610 635 732 735 762 784 840 854 889 915 941 976 980 1016 1176 1220 1270 1281 1464 1470 1524 1680 1708 1778 1830 1882 1905 1960 2032 2135 2352 2440 2540 2562 2667 2823 2928 2940 2989 3048 3416 3556 3660 3764 3810 3920 4270 4445 4705 4880 5080 5124 5334 5646 5880 5978 6096 6223 6405 6587 6832 7112 7320 7528 7620 7747 8540 8890 8967 9410 10160 10248 10668 11292 11760 11956 12446 12810 13174 13335 14115 14224 14640 14945 15056 15240 15494 17080 17780 17934 18669 18820 19761 20496 21336 22584 23241 23912 24892 25620 26348 26670 28230 29890 30480 30988 31115 32935 34160 35560 35868 37338 37640 38735 39522 42672 44835 45168 46109 46482 47824 49784 51240 52696 53340 54229 56460 57401 59780 61976 62230 65870 71120 71736 74676 75280 77470 79044 89670 92218 92964 93345 98805 99568 102480 105392 106680 108458 112920 114802 116205 119507 119560 123952 124460 131740 138327 143472 149352 154940 158088 162687 172203 179340 184436 185928 186690 197610 213360 216916 225840 229604 230545 232410 239014 239120 248920 263480 271145 276654 287005 298704 309880 316176 325374 344406 358521 358680 368872 371856 373380 379603 395220 401807 433832 459208 461090 464820 478028 497840 526960 542290 553308 574010 597535 619760 650748 688812 691635 717042 717360 737744 746760 759206 790440 803614 813435 836549 861015 867664 918416 922180 929640 956056 1084580 1106616 1138809 1148020 1195070 1205421 1301496 1377624 1383270 1434084 1493520 1518412 1580880 1607228 1626870 1673098 1722030 1792605 1844360 1859280 1898015 1912112 2009035 2169160 2213232 2277618 2296040 2390140 2410842 2509647 2602992 2755248 2766540 2812649 2868168 3036824 3214456 3253740 3346196 3444060 3585210 3688720 3796030 4018070 4182745 4338320 4555236 4592080 4780280 4821684 5019294 5533080 5625298 5694045 5736336 5855843 6027105 6073648 6428912 6507480 6692392 6888120 7170420 7289927 7592060 8036140 8365490 8437947 9110472 9560560 9643368 10038588 11066160 11250596 11388090 11711686 12054210 12548235 13014960 13384784 13776240 14063245 14340840 14579854 15184120 16072280 16730980 16875894 17567529 18220944 19286736 20077176 21869781 22501192 22776180 23423372 24108420 25096470 28126490 28681680 29159708 29279215 30368240 32144560 33461960 33751788 35135058 36449635 40154352 42189735 43739562 45002384 45552360 46846744 48216840 50192940 51029489 56252980 58319416 58558430 66923920 67503576 70270116 72899270 84379470 87479124 87837645 91104720 93693488 96433680 100385880 102058978 109348905 112505960 116638832 117116860 135007152 140540232 145798540 153088467 168758940 174958248 175675290 200771760 204117956 218697810 225011920 234233720 255147445 281080464 291597080 306176934 337517880 349916496 351350580 357206423 408235912 437395620 468467440 510294890 583194160 612353868 675035760 702701160 714412846 765442335 816471824 874791240 1020589780 1071619269 1224707736 1405402320 1428825692 1530884670 1749582480 1786032115 2041179560 2143238538 2449415472 2857651384 3061769340 3572064230 4082359120 4286477076 5358096345 5715302768 6123538680 7144128460 8572954152 10716192690 12247077360 14288256920 17145908304 21432385380 28576513840 42864770760 85729541520
• Sum of all divisors σ(n): 317029994496
• Sum of proper divisors (its aliquot sum) s(n): 231300452976
• 85729541520 is an abundant number, because the sum of its proper divisors (231300452976) is greater than itself. Its abundance is 145570911456

Bases of 85729541520

• Binary: 1001111110101111000001111110110010000₂
• Hexadecimal: 0x13F5E0FD90
• Base-36: 13DT5LLC

Squares and roots of 85729541520

• 85729541520 squared (85729541520²) is 7349554289229403910400
• 85729541520 cubed (85729541520³) is 630073919591986271341487159808000
• The square root of 85729541520 is 292796.0749736923
• The cube root of 85729541520 is 4409.3729519139

Scales and comparisons

• 85,729,541,520 seconds is equal to 2,725 years, 48 weeks, 4 days, 1 hour, 32 minutes.
• To count from 1 to 85,729,541,520 would take you about five thousand, four hundred fifty-one 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 85729541520 cubic inches would be around 367.4 feet tall.

Recreational maths with 85729541520

• 85729541520 backwards is 02514592758
• 85729541520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85729541520's digits is 48
• More coming soon!