129138069312

Names of 129138069312

• Cardinal: 129138069312 can be written as One hundred twenty-nine billion, one hundred thirty-eight million, sixty-nine thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.29138069312 × 10¹¹

Factors of 129138069312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 238

Divisors of 129138069312

• Number of divisors d(n): 588
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 47 48 54 56 63 64 72 81 84 94 96 108 112 126 141 144 162 168 179 188 189 192 216 224 243 252 282 288 324 329 336 358 376 378 423 432 448 486 504 537 564 567 576 648 658 672 716 729 752 756 846 864 972 987 1008 1074 1128 1134 1253 1269 1296 1316 1344 1432 1458 1504 1512 1611 1692 1701 1728 1944 1974 2016 2148 2209 2256 2268 2506 2538 2592 2632 2864 2916 2961 3008 3024 3222 3384 3402 3759 3807 3888 3948 4032 4296 4418 4512 4536 4833 5012 5076 5103 5184 5264 5728 5832 5922 6048 6444 6627 6768 6804 7518 7614 7776 7896 8413 8592 8836 8883 9024 9072 9666 10024 10152 10206 10528 11277 11421 11456 11664 11844 12096 12888 13254 13536 13608 14499 15036 15228 15463 15552 15792 16826 17184 17672 17766 18144 19332 19881 20048 20304 20412 21056 22554 22842 23328 23688 25239 25776 26508 26649 27072 27216 28998 30072 30456 30926 31584 33652 33831 34263 34368 35344 35532 36288 38664 39762 40096 40608 40824 43497 45108 45684 46389 46656 47376 50478 51552 53016 53298 54432 57996 58891 59643 60144 60912 61852 63168 67304 67662 68526 70688 71064 75717 77328 79524 79947 80192 81216 81648 86994 90216 91368 92778 94752 100956 101493 103104 106032 106596 108864 115992 117782 119286 120288 121824 123704 130491 134608 135324 137052 139167 141376 142128 151434 154656 159048 159894 163296 173988 176673 178929 180432 182736 185556 189504 201912 202986 212064 213192 227151 231984 235564 238572 239841 240576 243648 247408 260982 269216 270648 274104 278334 284256 302868 304479 309312 318096 319788 326592 347976 353346 357858 360864 365472 371112 395411 403824 405972 417501 424128 426384 454302 463968 471128 477144 479682 494816 521964 530019 536787 538432 541296 548208 556668 568512 605736 608958 636192 639576 681453 695952 706692 715716 721728 730944 742224 790822 807648 811944 835002 852768 908604 913437 927936 942256 954288 959364 989632 1043928 1060038 1073574 1082592 1096416 1113336 1186233 1211472 1217916 1252503 1272384 1279152 1362906 1391904 1413384 1431432 1484448 1581644 1590057 1610361 1615296 1623888 1670004 1705536 1817208 1826874 1884512 1908576 1918728 2044359 2087856 2120076 2147148 2165184 2192832 2226672 2372466 2422944 2435832 2505006 2558304 2725812 2767877 2783808 2826768 2862864 2968896 3163288 3180114 3220722 3247776 3340008 3558699 3634416 3653748 3757509 3769024 3817152 3837456 4088718 4175712 4240152 4294296 4453344 4744932 4770171 4845888 4871664 5010012 5116608 5451624 5535754 5653536 5725728 6133077 6326576 6360228 6441444 6495552 6680016 7117398 7268832 7307496 7515018 7674912 8177436 8303631 8351424 8480304 8588592 8906688 9489864 9540342 9743328 10020024 10676097 10903248 11071508 11272527 11307072 11451456 12266154 12653152 12720456 12882888 13360032 14234796 14310513 14537664 14614992 15030036 15349824 16354872 16607262 16960608 17177184 18979728 19080684 19486656 20040048 21352194 21806496 22143016 22545054 24532308 24910893 25306304 25440912 25765776 26720064 28469592 28621026 29229984 30060072 32028291 32709744 33214524 33921216 34354368 37959456 38161368 40080096 42704388 42931539 43612992 44286032 45090108 49064616 49821786 50881824 51531552 56939184 57242052 58459968 60120144 64056582 65419488 66429048 74732679 75918912 76322736 80160192 85408776 85863078 88572064 90180216 96084873 98129232 99643572 101763648 103063104 113878368 114484104 120240288 128113164 130838976 132858096 149465358 152645472 170817552 171726156 177144128 180360432 192169746 196258464 199287144 224198037 227756736 228968208 240480576 256226328 265716192 288254619 298930716 305290944 341635104 343452312 360720864 384339492 392516928 398574288 448396074 457936416 512452656 531432384 576509238 597861432 672594111 683270208 686904624 721441728 768678984 797148576 896792148 915872832 1024905312 1153018476 1195722864 1345188222 1373809248 1537357968 1594297152 1793584296 2017782333 2049810624 2306036952 2391445728 2690376444 2747618496 3074715936 3587168592 4035564666 4612073904 4782891456 5380752888 6149431872 7174337184 8071129332 9224147808 10761505776 14348674368 16142258664 18448295616 21523011552 32284517328 43046023104 64569034656 129138069312
• Sum of all divisors σ(n): 451146854880
• Sum of proper divisors (its aliquot sum) s(n): 322008785568
• 129138069312 is an abundant number, because the sum of its proper divisors (322008785568) is greater than itself. Its abundance is 192870716256

Bases of 129138069312

• Binary: 1111000010001001110101000111101000000₂
• Hexadecimal: 0x1E113A8F40
• Base-36: 1NBPH000

Squares and roots of 129138069312

• 129138069312 squared (129138069312²) is 16676640945630916153344
• 129138069312 cubed (129138069312³) is 2153589214328222473780597892579328
• The square root of 129138069312 is 359357.8568947673
• The cube root of 129138069312 is 5054.5763739071

Scales and comparisons

• 129,138,069,312 seconds is equal to 4,106 years, 9 weeks, 6 days, 13 hours, 55 minutes, 12 seconds.
• To count from 1 to 129,138,069,312 would take you about eight thousand, two hundred twelve 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 129138069312 cubic inches would be around 421.2 feet tall.

Recreational maths with 129138069312

• 129138069312 backwards is 213960831921
• The number of decimal digits it has is: 12
• The sum of 129138069312's digits is 45
• More coming soon!