30728126944872

Names of 30728126944872

• Cardinal: 30728126944872 can be written as Thirty trillion, seven hundred twenty-eight billion, one hundred twenty-six million, nine hundred forty-four thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.0728126944872 × 10¹³

Factors of 30728126944872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 619

Divisors of 30728126944872

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 63 72 81 84 98 108 126 147 162 168 189 196 216 243 252 294 324 378 392 441 486 504 567 588 607 648 729 756 882 972 1134 1176 1214 1323 1458 1512 1701 1764 1821 1944 2187 2268 2428 2646 2916 3402 3528 3642 3969 4249 4374 4536 4856 5103 5292 5463 5832 6561 6804 7284 7938 8498 8748 10206 10584 10926 11907 12747 13122 13608 14568 15309 15876 16389 16996 17496 19683 20412 21852 23814 25494 26244 29743 30618 31752 32778 33992 35721 38241 39366 40824 43704 45927 47628 49167 50988 52488 59049 59486 61236 65556 71442 76482 78732 89229 91854 95256 98334 101976 107163 114723 118098 118972 122472 131112 137781 142884 147501 152964 157464 177147 178458 183708 196668 214326 229446 236196 237944 267687 275562 285768 295002 305928 321489 344169 354294 356916 367416 393336 413343 428652 442503 458892 472392 531441 535374 551124 590004 642978 688338 708588 713832 803061 826686 857304 885006 917784 964467 1032507 1062882 1070748 1102248 1180008 1240029 1285956 1327509 1376676 1417176 1594323 1606122 1653372 1770012 1928934 2065014 2125764 2141496 2409183 2480058 2571912 2655018 2753352 2893401 3097521 3188646 3212244 3306744 3540024 3720087 3857868 3982527 4130028 4251528 4782969 4818366 4960116 5310036 5786802 6195042 6377292 6424488 7227549 7440174 7715736 7965054 8260056 8680203 9292563 9565938 9636732 9920232 10620072 11160261 11573604 11947581 12390084 12754584 14348907 14455098 14880348 15930108 17360406 18585126 19131876 19273464 21682647 22320522 23147208 23895162 24780168 26040609 27877689 28697814 28910196 29760696 31860216 33480783 34720812 35842743 37170252 38263752 43046721 43365294 44641044 47790324 52081218 55755378 57395628 57820392 65047941 66961566 69441624 71685486 74340504 78121827 83633067 86093442 86730588 89282088 95580648 100442349 104162436 107528229 111510756 114791256 129140163 130095882 133923132 143370972 156243654 167266134 172186884 173461176 195143823 200884698 208324872 215056458 223021512 234365481 250899201 258280326 260191764 267846264 286741944 301327047 312487308 322584687 334532268 344373768 390287646 401769396 430112916 468730962 501798402 516560652 520383528 585431469 602654094 624974616 645169374 669064536 703096443 752697603 780575292 803538792 860225832 903981141 937461924 967754061 1003596804 1033121304 1170862938 1205308188 1290338748 1406192886 1505395206 1561150584 1756294407 1807962282 1874923848 1935508122 2007193608 2109289329 2258092809 2341725876 2410616376 2580677496 2812385772 2903262183 3010790412 3512588814 3615924564 3871016244 4218578658 4516185618 4683451752 5268883221 5624771544 5806524366 6021580824 6327867987 6774278427 7025177628 7231849128 7742032488 8437157316 8709786549 9032371236 10537766442 11613048732 12655735974 13548556854 14050355256 15806649663 16874314632 17419573098 18064742472 20322835281 21075532884 23226097464 25311471948 26129359647 27097113708 31613299326 34839146196 40645670562 42151065768 47419948989 50622943896 52258719294 54194227416 60968505843 63226598652 69678292392 78388078941 81291341124 94839897978 104517438588 121937011686 126453197304 142259846967 156776157882 162582682248 182905517529 189679795956 209034877176 243874023372 284519693934 313552315764 365811035058 379359591912 426779540901 487748046744 548716552587 569039387868 627104631528 731622070116 853559081802 1097433105174 1138078775736 1280338622703 1463244140232 1707118163604 2194866210348 2560677245406 3414236327208 3841015868109 4389732420696 5121354490812 7682031736218 10242708981624 15364063472436 30728126944872
• Sum of all divisors σ(n): 100698333240960
• Sum of proper divisors (its aliquot sum) s(n): 69970206296088
• 30728126944872 is an abundant number, because the sum of its proper divisors (69970206296088) is greater than itself. Its abundance is 39242079351216

Bases of 30728126944872

• Binary: 110111111001001110011000101110101011001101000₂
• Hexadecimal: 0x1BF273175668
• Base-36: AW4B1EMI0

Squares and roots of 30728126944872

• 30728126944872 squared (30728126944872²) is 944217785540168632527096384
• 30728126944872 cubed (30728126944872³) is 29014043977684227260450532254838998542848
• The square root of 30728126944872 is 5543295.6753967219
• The cube root of 30728126944872 is 31321.7026838901

Scales and comparisons

• 30,728,126,944,872 seconds is equal to 977,059 years, 20 weeks, 1 day, 10 hours, 1 minute, 12 seconds.
• To count from 1 to 30,728,126,944,872 would take you about two million, four hundred forty-two thousand, six hundred forty-eight 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 30728126944872 cubic inches would be around 2610.1 feet tall.

Recreational maths with 30728126944872

• 30728126944872 backwards is 27844962182703
• 30728126944872 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 30728126944872's digits is 63
• More coming soon!