128937428997312

Names of 128937428997312

• Cardinal: 128937428997312 can be written as One hundred twenty-eight trillion, nine hundred thirty-seven billion, four hundred twenty-eight million, nine hundred ninety-seven thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.28937428997312 × 10¹⁴

Factors of 128937428997312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 391

Divisors of 128937428997312

• Number of divisors d(n): 294
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 169 192 208 312 338 373 416 507 624 676 746 832 1014 1119 1248 1352 1492 2028 2197 2238 2496 2704 2984 4056 4394 4476 4849 5408 5968 6591 8112 8788 8952 9698 10816 11936 13182 14547 16224 17576 17904 19396 23872 26364 28561 29094 32448 35152 35808 38792 52728 57122 58188 63037 70304 71616 77584 85683 105456 114244 116376 126074 139129 140608 155168 171366 189111 210912 228488 232752 252148 278258 310336 342732 371293 378222 417387 421824 456976 465504 504296 556516 685464 742586 756444 819481 834774 913952 931008 1008592 1113032 1113879 1370928 1485172 1512888 1638962 1669548 1808677 1827904 2017184 2226064 2227758 2458443 2741856 2970344 3025776 3277924 3339096 3617354 4034368 4452128 4455516 4826809 4916886 5426031 5483712 5940688 6051552 6555848 6678192 7234708 8904256 8911032 9653618 9833772 10653253 10852062 11881376 12103104 13111696 13356384 14469416 14480427 17822064 19307236 19667544 21306506 21704124 23512801 23762752 26223392 26712768 28938832 28960854 31959759 35644128 38614472 39335088 42613012 43408248 47025602 52446784 57877664 57921708 63919518 70538403 71288256 77228944 78670176 85226024 86816496 94051204 115755328 115843416 127839036 138492289 141076806 154457888 157340352 170452048 173632992 188102408 231686832 255678072 276984578 282153612 305666413 308915776 340904096 347265984 376204816 415476867 463373664 511356144 553969156 564307224 611332826 681808192 752409632 830953734 916999239 926747328 1022712288 1107938312 1128614448 1222665652 1504819264 1661907468 1800399757 1833998478 2045424576 2215876624 2257228896 2445331304 3323814936 3600799514 3667996956 3973663369 4431753248 4514457792 4890662608 5401199271 6647629872 7201599028 7335993912 7947326738 8863506496 9781325216 10802398542 11920990107 13295259744 14403198056 14671987824 15894653476 19562650432 21604797084 23841980214 26590519488 28806396112 29343975648 31789306952 43209594168 47683960428 51657623797 57612792224 58687951296 63578613904 86419188336 95367920856 103315247594 115225584448 127157227808 154972871391 172838376672 190735841712 206630495188 254314455616 309945742782 345676753344 381471683424 413260990376 619891485564 671549109361 762943366848 826521980752 1239782971128 1343098218722 1653043961504 2014647328083 2479565942256 2686196437444 3306087923008 4029294656166 4959131884512 5372392874888 8058589312332 9918263769024 10744785749776 16117178624664 21489571499552 32234357249328 42979142999104 64468714498656 128937428997312
• Sum of all divisors σ(n): 370569330299532
• Sum of proper divisors (its aliquot sum) s(n): 241631901302220
• 128937428997312 is an abundant number, because the sum of its proper divisors (241631901302220) is greater than itself. Its abundance is 112694472304908

Bases of 128937428997312

• Binary: 11101010100010010010101101001110101010011000000₂
• Hexadecimal: 0x754495A754C0
• Base-36: 19PD1C5QDC

Squares and roots of 128937428997312

• 128937428997312 squared (128937428997312²) is 16624860596436873381703225344
• 128937428997312 cubed (128937428997312³) is 2143566782743289389352127201212982306275328
• The square root of 128937428997312 is 11355061.8226988091
• The cube root of 128937428997312 is 50519.5727152893

Scales and comparisons

• 128,937,428,997,312 seconds is equal to 4,099,811 years, 21 weeks, 3 days, 3 hours, 15 minutes, 12 seconds.
• To count from 1 to 128,937,428,997,312 would take you about ten million, two hundred forty-nine thousand, five hundred twenty-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 128937428997312 cubic inches would be around 4210 feet tall.

Recreational maths with 128937428997312

• 128937428997312 backwards is 213799824739821
• The number of decimal digits it has is: 15
• The sum of 128937428997312's digits is 75
• More coming soon!