27939389940640

Names of 27939389940640

• Cardinal: 27939389940640 can be written as Twenty-seven trillion, nine hundred thirty-nine billion, three hundred eighty-nine million, nine hundred forty thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.793938994064 × 10¹³

Factors of 27939389940640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 594

Divisors of 27939389940640

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 32 34 40 47 68 80 85 94 136 160 170 188 235 272 289 340 376 470 523 544 578 680 752 799 940 1046 1156 1360 1445 1504 1598 1880 2092 2209 2312 2615 2720 2890 3196 3760 3995 4184 4418 4624 5230 5780 6392 7520 7990 8368 8836 8891 9248 10460 11045 11560 12784 13583 15980 16736 17672 17782 20920 22090 23120 24581 25568 27166 31960 35344 35564 37553 41840 44180 44455 46240 49162 54332 63920 67915 70688 71128 75106 83680 88360 88910 98324 108664 122905 127840 135830 142256 150212 151147 176720 177820 187765 196648 217328 245810 271660 273529 284512 300424 302294 353440 355640 375530 393296 417877 434656 491620 543320 547058 600848 604588 638401 711280 751060 755735 786592 835754 983240 1086640 1094116 1155307 1201696 1209176 1276802 1367645 1422560 1502120 1511470 1671508 1966480 2089385 2173280 2188232 2310614 2418352 2553604 2735290 3004240 3022940 3192005 3343016 3932960 4178770 4376464 4621228 4649993 4836704 5107208 5470580 5776535 6008480 6045880 6384010 6686032 7103909 8357540 8752928 9242456 9299986 10214416 10941160 11553070 12091760 12768020 12855863 13372064 14207818 16715080 18484912 18599972 19640219 20428832 21882320 23106140 23249965 24183520 25536040 25711726 28415636 33430160 35519545 36969824 37199944 39280438 43764640 46212280 46499930 51072080 51423452 56831272 64279315 66860320 71039090 74399888 78560876 79049881 92424560 92999860 98201095 102144160 102846904 113662544 128558630 142078180 148799776 157121752 158099762 184849120 185999720 196402190 205693808 218549671 227325088 257117260 284156360 314243504 316199524 333883723 371999440 392804380 395249405 411387616 437099342 514234520 568312720 604225561 628487008 632399048 667767446 743998880 785608760 790498810 874198684 1028469040 1092748355 1136625440 1208451122 1264798096 1335534892 1571217520 1580997620 1669418615 1748397368 2056938080 2185496710 2416902244 2529596192 2671069784 3021127805 3142435040 3161995240 3338837230 3496794736 3715344407 4370993420 4833804488 5342139568 6042255610 6323990480 6677674460 6993589472 7430688814 8741986840 9667608976 10271834537 10684279136 12084511220 12647980960 13355348920 14861377628 17483973680 18576722035 19335217952 20543669074 24169022440 26710697840 29722755256 34967947360 37153444070 41087338148 48338044880 51359172685 53421395680 59445510512 74306888140 82174676296 96676089760 102718345370 118891021024 148613776280 164349352592 174621187129 205436690740 297227552560 328698705184 349242374258 410873381480 594455105120 698484748516 821746762960 873105935645 1396969497032 1643493525920 1746211871290 2793938994064 3492423742580 5587877988128 6984847485160 13969694970320 27939389940640
• Sum of all divisors σ(n): 71778816766566
• Sum of proper divisors (its aliquot sum) s(n): 43839426825926
• 27939389940640 is an abundant number, because the sum of its proper divisors (43839426825926) is greater than itself. Its abundance is 15900036885286

Bases of 27939389940640

• Binary: 110010110100100100101011010011010001110100000₂
• Hexadecimal: 0x19692569A3A0
• Base-36: 9WJ6FEAHS

Squares and roots of 27939389940640

• 27939389940640 squared (27939389940640²) is 780609510255135622723609600
• 27939389940640 cubed (27939389940640³) is 21809753498390253137422940257270534144000
• The square root of 27939389940640 is 5285772.4071927275
• The cube root of 27939389940640 is 30343.9634333781

Scales and comparisons

• 27,939,389,940,640 seconds is equal to 888,386 years, 9 weeks, 1 day, 18 hours, 10 minutes, 40 seconds.
• To count from 1 to 27,939,389,940,640 would take you about two million, two hundred twenty thousand, nine hundred sixty-five 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 27939389940640 cubic inches would be around 2528.7 feet tall.

Recreational maths with 27939389940640

• 27939389940640 backwards is 04604998393972
• The number of decimal digits it has is: 14
• The sum of 27939389940640's digits is 73
• More coming soon!