85696729920

Names of 85696729920

• Cardinal: 85696729920 can be written as Eighty-five billion, six hundred ninety-six million, seven hundred twenty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 8.569672992 × 10¹⁰

Factors of 85696729920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2998

Divisors of 85696729920

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 135 144 160 162 180 192 216 240 243 270 288 320 324 360 405 431 432 480 486 540 576 648 720 810 862 864 960 972 1080 1215 1293 1296 1440 1620 1724 1728 1944 2155 2160 2430 2557 2586 2592 2880 3240 3448 3879 3888 4310 4320 4860 5114 5172 5184 6465 6480 6896 7671 7758 7776 8620 8640 9720 10228 10344 11637 12785 12930 12960 13792 15342 15516 15552 17240 19395 19440 20456 20688 23013 23274 25570 25860 25920 27584 30684 31032 34480 34911 38355 38790 38880 40912 41376 46026 46548 51140 51720 58185 61368 62064 68960 69039 69822 76710 77580 77760 81824 82752 92052 93096 102280 103440 104733 115065 116370 122736 124128 137920 138078 139644 153420 155160 163648 174555 184104 186192 204560 206880 207117 209466 230130 232740 245472 248256 276156 279288 306840 310320 345195 349110 368208 372384 409120 413760 414234 418932 460260 465480 490944 523665 552312 558576 613680 620640 621351 690390 698220 736416 744768 818240 828468 837864 920520 930960 1035585 1047330 1102067 1104624 1117152 1227360 1241280 1242702 1380780 1396440 1472832 1656936 1675728 1841040 1861920 2071170 2094660 2204134 2209248 2234304 2454720 2485404 2761560 2792880 3106755 3306201 3313872 3351456 3682080 3723840 4142340 4189320 4408268 4418496 4970808 5510335 5523120 5585760 6213510 6612402 6627744 6702912 7364160 8284680 8378640 8816536 9918603 9941616 11020670 11046240 11171520 12427020 13224804 13255488 16531005 16569360 16757280 17633072 19837206 19883232 22041340 22092480 24854040 26449608 29755809 33062010 33138720 33514560 35266144 39674412 39766464 44082680 49593015 49708080 52899216 59511618 66124020 66277440 70532288 79348824 88165360 89267427 99186030 99416160 105798432 119023236 132248040 148779045 158697648 176330720 178534854 198372060 198832320 211596864 238046472 264496080 267802281 297558090 317395296 352661440 357069708 396744120 446337135 476092944 528992160 535604562 595116180 634790592 714139416 793488240 892674270 952185888 1057984320 1071209124 1190232360 1339011405 1428278832 1586976480 1785348540 1904371776 2142418248 2380464720 2678022810 2856557664 3173952960 3570697080 4284836496 4760929440 5356045620 5713115328 7141394160 8569672992 9521858880 10712091240 14282788320 17139345984 21424182480 28565576640 42848364960 85696729920
• Sum of all divisors σ(n): 306507172608
• Sum of proper divisors (its aliquot sum) s(n): 220810442688
• 85696729920 is an abundant number, because the sum of its proper divisors (220810442688) is greater than itself. Its abundance is 135113712768

Bases of 85696729920

• Binary: 1001111110011111011000101001101000000₂
• Hexadecimal: 0x13F3EC5340
• Base-36: 13D9MC00

Squares and roots of 85696729920

• 85696729920 squared (85696729920²) is 7343929518981423206400
• 85696729920 cubed (85696729920³) is 629350744539666538016081215488000
• The square root of 85696729920 is 292740.0381225637
• The cube root of 85696729920 is 4408.8103413261

Scales and comparisons

• 85,696,729,920 seconds is equal to 2,724 years, 46 weeks, 2 days, 7 hours, 12 minutes.
• To count from 1 to 85,696,729,920 would take you about five thousand, four hundred forty-nine 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 85696729920 cubic inches would be around 367.4 feet tall.

Recreational maths with 85696729920

• 85696729920 backwards is 02992769658
• The number of decimal digits it has is: 11
• The sum of 85696729920's digits is 63
• More coming soon!