129428785589376

Names of 129428785589376

• Cardinal: 129428785589376 can be written as One hundred twenty-nine trillion, four hundred twenty-eight billion, seven hundred eighty-five million, five hundred eighty-nine thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 1.29428785589376 × 10¹⁴

Factors of 129428785589376

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 33799

Divisors of 129428785589376

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 52 56 64 78 84 91 96 104 112 128 156 168 169 182 192 208 224 273 312 336 338 364 384 416 448 507 546 624 672 676 728 832 896 1014 1092 1183 1248 1344 1352 1456 1664 2028 2184 2366 2496 2688 2704 2912 3549 4056 4368 4732 4992 5408 5824 7098 8112 8736 9464 10816 11648 14196 16224 16381 17393 17472 18928 21632 28392 32448 32762 34786 34944 37856 49143 52179 56784 64896 65524 69572 75712 98286 104358 113568 114667 121751 131048 139144 151424 196572 208716 212953 226109 227136 229334 243502 262096 278288 344001 365253 393144 417432 425906 452218 454272 458668 487004 524192 556576 638859 678327 688002 730506 786288 834864 851812 904436 917336 974008 1048384 1113152 1277718 1356654 1376004 1461012 1490671 1572576 1582763 1669728 1703624 1808872 1834672 1948016 2096768 2226304 2555436 2713308 2752008 2768389 2922024 2939417 2981342 3145152 3165526 3339456 3407248 3617744 3669344 3896032 4472013 4748289 5110872 5426616 5504016 5536778 5844048 5878834 5962684 6290304 6331052 6678912 6814496 7235488 7338688 7792064 8305167 8818251 8944026 9496578 10221744 10853232 11008032 11073556 11688096 11757668 11925368 12662104 13628992 14470976 14677376 15584128 16610334 17636502 17888052 18993156 19378723 20443488 20575919 21706464 22016064 22147112 23376192 23515336 23850736 25324208 27257984 28941952 33220668 35273004 35776104 37986312 38757446 40886976 41151838 43412928 44032128 44294224 46752384 47030672 47701472 50648416 58136169 61727757 66441336 70546008 71552208 75972624 77514892 81773952 82303676 86825856 88588448 94061344 95402944 101296832 116272338 123455514 132882672 141092016 143104416 151945248 155029784 164607352 177176896 188122688 190805888 202593664 232544676 246911028 265765344 282184032 284914733 286208832 303890496 310059568 329214704 354353792 376245376 465089352 493822056 531530688 564368064 569829466 572417664 607780992 620119136 658429408 854744199 930178704 987644112 1063061376 1128736128 1139658932 1240238272 1316858816 1709488398 1860357408 1975288224 1994403131 2279317864 2480476544 2633717632 3418976796 3703891529 3720714816 3950576448 3988806262 4558635728 5983209393 6837953592 7407783058 7441429632 7901152896 7977612524 9117271456 11111674587 11966418786 13675907184 14815566116 15955225048 18234542912 22223349174 23932837572 25927240703 27351814368 29631132232 31910450096 36469085824 44446698348 47865675144 48150589877 51854481406 54703628736 59262264464 63820900192 77781722109 88893396696 95731350288 96301179754 103708962812 109407257472 118524528928 127641800384 144451769631 155563444218 177786793392 191462700576 192602359508 207417925624 237049057856 255283600768 288903539262 311126888436 337054129139 355573586784 382925401152 385204719016 414835851248 474098115712 577807078524 622253776872 674108258278 711147173568 765850802304 770409438032 829671702496 1011162387417 1155614157048 1244507553744 1348216516556 1422294347136 1540818876064 1659343404992 2022324774834 2311228314096 2489015107488 2696433033112 3081637752128 3318686809984 4044649549668 4622456628192 4978030214976 5392866066224 6163275504256 8089299099336 9244913256384 9956060429952 10785732132448 16178598198672 18489826512768 21571464264896 32357196397344 43142928529792 64714392794688 129428785589376
• Sum of all divisors σ(n): 425507908026240
• Sum of proper divisors (its aliquot sum) s(n): 296079122436864
• 129428785589376 is an abundant number, because the sum of its proper divisors (296079122436864) is greater than itself. Its abundance is 166650336847488

Bases of 129428785589376

• Binary: 11101011011011011111100110010011110110010000000₂
• Hexadecimal: 0x75B6FCC9EC80
• Base-36: 19VMRH6R9C

Squares and roots of 129428785589376

• 129428785589376 squared (129428785589376²) is 16751810539140664523684069376
• 129428785589376 cubed (129428785589376³) is 2168166494504286241709601117502210232549376
• The square root of 129428785589376 is 11376677.2648860879
• The cube root of 129428785589376 is 50583.6649388237

Scales and comparisons

• 129,428,785,589,376 seconds is equal to 4,115,435 years, 1 week, 4 days, 17 hours, 29 minutes, 36 seconds.
• To count from 1 to 129,428,785,589,376 would take you about ten million, two hundred eighty-eight thousand, five hundred eighty-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 129428785589376 cubic inches would be around 4215.3 feet tall.

Recreational maths with 129428785589376

• 129428785589376 backwards is 673985587824921
• 129428785589376 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 129428785589376's digits is 84
• More coming soon!