28931440273920

Names of 28931440273920

• Cardinal: 28931440273920 can be written as Twenty-eight trillion, nine hundred thirty-one billion, four hundred forty million, two hundred seventy-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.893144027392 × 10¹³

Factors of 28931440273920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 8711

Divisors of 28931440273920

• Number of divisors d(n): 640
• 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 90 96 108 120 128 135 137 144 160 180 192 216 240 256 270 274 288 320 360 373 384 411 432 480 512 540 548 576 640 685 720 746 768 822 864 960 1080 1096 1119 1152 1233 1280 1370 1440 1492 1536 1644 1728 1865 1920 2055 2160 2192 2238 2304 2466 2560 2740 2880 2984 3288 3357 3456 3699 3730 3840 4110 4320 4384 4476 4608 4932 5480 5595 5760 5968 6165 6576 6714 6912 7398 7460 7680 8191 8220 8640 8768 8952 9864 10071 10960 11190 11520 11936 12330 13152 13428 13824 14796 14920 16382 16440 16785 17280 17536 17904 18495 19728 20142 21920 22380 23040 23872 24573 24660 26304 26856 29592 29840 32764 32880 33570 34560 35072 35808 36990 39456 40284 40955 43840 44760 47744 49146 49320 50355 51101 52608 53712 59184 59680 65528 65760 67140 69120 70144 71616 73719 73980 78912 80568 81910 87680 89520 95488 98292 98640 100710 102202 105216 107424 118368 119360 122865 131056 131520 134280 143232 147438 147960 153303 157824 161136 163820 175360 179040 190976 196584 197280 201420 204404 210432 214848 221157 236736 238720 245730 255505 262112 263040 268560 286464 294876 295920 306606 315648 322272 327640 350720 358080 368595 393168 394560 402840 408808 429696 442314 459909 473472 477440 491460 511010 524224 526080 537120 572928 589752 591840 613212 631296 644544 655280 716160 737190 766515 786336 789120 805680 817616 859392 884628 919818 946944 954880 982920 1022020 1048448 1052160 1074240 1105785 1122167 1179504 1183680 1226424 1289088 1310560 1379727 1432320 1474380 1533030 1572672 1578240 1611360 1635232 1718784 1769256 1839636 1893888 1965840 2044040 2096896 2148480 2211570 2244334 2299545 2359008 2367360 2452848 2578176 2621120 2759454 2864640 2948760 3055243 3066060 3145344 3156480 3222720 3270464 3366501 3538512 3679272 3931680 4088080 4193792 4296960 4423140 4488668 4599090 4718016 4734720 4905696 5156352 5242240 5518908 5610835 5897520 6110486 6132120 6290688 6445440 6540928 6733002 6898635 7077024 7358544 7863360 8176160 8593920 8846280 8977336 9165729 9198180 9436032 9469440 9811392 10099503 10484480 11037816 11221670 11795040 12220972 12264240 12581376 12890880 13081856 13466004 13797270 14154048 14717088 15276215 15726720 16352320 16832505 17692560 17954672 18331458 18396360 18872064 19622784 20199006 20968960 22075632 22443340 23590080 24441944 24528480 25781760 26163712 26932008 27497187 27594540 28308096 29434176 30298509 30552430 31453440 32704640 33665010 35385120 35909344 36662916 36792720 37744128 39245568 40398012 44151264 44886680 45828645 47180160 48883888 49056960 50497515 53864016 54994374 55189080 56616192 58868352 60597018 61104860 62906880 65409280 67330020 70770240 71818688 73325832 73585440 78491136 80796024 82491561 88302528 89773360 91657290 94360320 97767776 98113920 100995030 107728032 109988748 110378160 113232384 117736704 121194036 122209720 130818560 134660040 137485935 141540480 143637376 146651664 147170880 151492545 161592048 164983122 176605056 179546720 183314580 188720640 195535552 196227840 201990060 215456064 219977496 220756320 235473408 242388072 244419440 269320080 274971870 283080960 287274752 293303328 294341760 302985090 323184096 329966244 353210112 359093440 366629160 391071104 392455680 403980120 412457805 418568291 430912128 439954992 441512640 484776144 488838880 538640160 549943740 566161920 574549504 586606656 588683520 605970180 646368192 659932488 706420224 718186880 733258320 782142208 807960240 824915610 837136582 861824256 879909984 883025280 969552288 977677760 1077280320 1099887480 1173213312 1177367040 1211940360 1255704873 1292736384 1319864976 1436373760 1466516640 1564284416 1615920480 1649831220 1674273164 1723648512 1759819968 1766050560 1939104576 1955355520 2092841455 2154560640 2199774960 2346426624 2423880720 2511409746 2585472768 2639729952 2872747520 2933033280 3231840960 3299662440 3348546328 3519639936 3532101120 3767114619 3878209152 3910711040 4185682910 4309121280 4399549920 4692853248 4847761440 5022819492 5170945536 5279459904 5866066560 6278524365 6463681920 6599324880 6697092656 7039279872 7534229238 7756418304 7821422080 8371365820 8618242560 8799099840 9695522880 10045638984 10558919808 11301343857 11732133120 12557048730 12927363840 13198649760 13394185312 14078559744 15068458476 15512836608 16742731640 17598199680 18835573095 19391045760 20091277968 21117839616 22602687714 23464266240 25114097460 25854727680 26397299520 26788370624 30136916952 33485463280 35196399360 37671146190 38782091520 40182555936 42235679232 45205375428 50228194920 52794599040 53576741248 56506719285 60273833904 66970926560 70392798720 75342292380 77564183040 80365111872 90410750856 100456389840 105589198080 107153482496 113013438570 120547667808 133941853120 150684584760 160730223744 180821501712 200912779680 211178396160 214306964992 226026877140 241095335616 267883706240 301369169520 321460447488 361643003424 401825559360 452053754280 482190671232 535767412480 602738339040 642920894976 723286006848 803651118720 904107508560 964381342464 1071534824960 1205476678080 1446572013696 1607302237440 1808215017120 1928762684928 2410953356160 2893144027392 3214604474880 3616430034240 4821906712320 5786288054784 7232860068480 9643813424640 14465720136960 28931440273920
• Sum of all divisors σ(n): 103807207342080
• Sum of proper divisors (its aliquot sum) s(n): 74875767068160
• 28931440273920 is an abundant number, because the sum of its proper divisors (74875767068160) is greater than itself. Its abundance is 45944326794240

Bases of 28931440273920

• Binary: 110100101000000100000001110000110101000000000₂
• Hexadecimal: 0x1A5020386A00
• Base-36: A96X4JUO0

Squares and roots of 28931440273920

• 28931440273920 squared (28931440273920²) is 837028236323400164632166400
• 28931440273920 cubed (28931440273920³) is 24216432426775046952751417367659020288000
• The square root of 28931440273920 is 5378795.4296403577
• The cube root of 28931440273920 is 30698.9379799053

Scales and comparisons

• 28,931,440,273,920 seconds is equal to 919,930 years, 16 weeks, 19 hours, 12 minutes.
• To count from 1 to 28,931,440,273,920 would take you about two million, two hundred ninety-nine thousand, eight hundred twenty-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 28931440273920 cubic inches would be around 2558.2 feet tall.

Recreational maths with 28931440273920

• 28931440273920 backwards is 02937204413982
• 28931440273920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28931440273920's digits is 54
• More coming soon!