855148562971920

Names of 855148562971920

• Cardinal: 855148562971920 can be written as Eight hundred fifty-five trillion, one hundred forty-eight billion, five hundred sixty-two million, nine hundred seventy-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 8.5514856297192 × 10¹⁴

Factors of 855148562971920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 355707269

Divisors of 855148562971920

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 53 54 56 60 63 70 72 80 81 84 90 105 106 108 112 120 126 135 140 144 159 162 168 180 189 210 212 216 240 252 265 270 280 315 318 324 336 360 371 378 405 420 424 432 477 504 530 540 560 567 630 636 648 720 742 756 795 810 840 848 945 954 1008 1060 1080 1113 1134 1260 1272 1296 1431 1484 1512 1590 1620 1680 1855 1890 1908 2120 2160 2226 2268 2385 2520 2544 2835 2862 2968 3024 3180 3240 3339 3710 3780 3816 4240 4293 4452 4536 4770 5040 5565 5670 5724 5936 6360 6480 6678 7155 7420 7560 7632 8586 8904 9072 9540 10017 11130 11340 11448 12720 13356 14310 14840 15120 16695 17172 17808 19080 20034 21465 22260 22680 22896 26712 28620 29680 30051 33390 34344 38160 40068 42930 44520 45360 50085 53424 57240 60102 66780 68688 80136 85860 89040 100170 114480 120204 133560 150255 160272 171720 200340 240408 267120 300510 343440 400680 480816 601020 801360 1202040 2404080 355707199 711414398 1067121597 1422828796 1778535995 2134243194 2489950393 2845657592 3201364791 3557071990 4268486388 4979900786 5335607985 5691315184 6402729582 7114143980 7469851179 8536972776 9604094373 9959801572 10671215970 12449751965 12805459164 14228287960 14939702358 16006823955 17073945552 18852481547 19208188746 19919603144 21342431940 22409553537 24899503930 25610918328 28456575920 28812283119 29879404716 32013647910 37349255895 37704963094 38416377492 39839206288 42684863880 44819107074 48020471865 49799007860 51221836656 56557444641 57624566238 59758809432 64027295820 67228660611 74698511790 75409926188 76832754984 85369727760 89638214148 94262407735 96040943730 99598015720 112047767685 113114889282 115249132476 119517618864 128054591640 131967370829 134457321222 144061415595 149397023580 150819852376 153665509968 169672333923 179276428296 188524815470 192081887460 199196031440 201685981833 224095535370 226229778564 230498264952 256109183280 263934741658 268914642444 282787223205 288122831190 298794047160 301639704752 336143303055 339344667846 358552856592 377049630940 384163774920 395902112487 403371963666 448191070740 452459557128 460996529904 509017001769 527869483316 537829284888 565574446410 576245662380 597588094320 659836854145 672286606110 678689335692 754099261880 768327549840 791804224974 806743927332 848361669615 896382141480 904919114256 1008429909165 1018034003538 1055738966632 1075658569776 1131148892820 1152491324760 1187706337461 1319673708290 1344573212220 1357378671384 1508198523760 1527051005307 1583608449948 1613487854664 1696723339230 1792764282960 1979510562435 2016859818330 2036068007076 2111477933264 2262297785640 2304982649520 2375412674922 2545085008845 2639347416580 2689146424440 2714757342768 3054102010614 3167216899896 3226975709328 3393446678460 3563119012383 3959021124870 4033719636660 4072136014152 4524595571280 4750825349844 5090170017690 5278694833160 5378292848880 5938531687305 6108204021228 6334433799792 6786893356920 7126238024766 7635255026535 7918042249740 8067439273320 8144272028304 9501650699688 10180340035380 10557389666320 10689357037149 11877063374610 12216408042456 13573786713840 14252476049532 15270510053070 15836084499480 16134878546640 17815595061915 19003301399376 20360680070760 21378714074298 23754126749220 24432816084912 28504952099064 30541020106140 31672168998960 35631190123830 40721360141520 42757428148596 47508253498440 53446785185745 57009904198128 61082040212280 71262380247660 85514856297192 95016506996880 106893570371490 122164080424560 142524760495320 171029712594384 213787140742980 285049520990640 427574281485960 855148562971920
• Sum of all divisors σ(n): 3458395977062400
• Sum of proper divisors (its aliquot sum) s(n): 2603247414090480
• 855148562971920 is an abundant number, because the sum of its proper divisors (2603247414090480) is greater than itself. Its abundance is 1748098851118560

Bases of 855148562971920

• Binary: 11000010011100000011001010010100110111110100010000₂
• Hexadecimal: 0x309C0CA537D10
• Base-36: 8F4HTR4100

Squares and roots of 855148562971920

• 855148562971920 squared (855148562971920²) is 731279064752939825702708486400
• 855148562971920 cubed (855148562971920³) is 625352241354926125836879077047132988901888000
• The square root of 855148562971920 is 29242923.2973025459
• The cube root of 855148562971920 is 94917.6965088831

Scales and comparisons

• 855,148,562,971,920 seconds is equal to 27,191,079 years, 8 weeks, 4 hours, 12 minutes.
• To count from 1 to 855,148,562,971,920 would take you about sixty-seven million, nine hundred seventy-seven thousand, six hundred ninety-seven 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 855148562971920 cubic inches would be around 7909.8 feet tall.

Recreational maths with 855148562971920

• 855148562971920 backwards is 029179265841558
• 855148562971920 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 855148562971920's digits is 72
• More coming soon!