129272799040

Names of 129272799040

• Cardinal: 129272799040 can be written as One hundred twenty-nine billion, two hundred seventy-two million, seven hundred ninety-nine thousand and forty.

Scientific notation

• Scientific notation: 1.2927279904 × 10¹¹

Factors of 129272799040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 370

Divisors of 129272799040

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 23 28 32 35 40 44 46 55 56 64 70 77 80 88 89 92 110 112 115 121 140 154 160 161 176 178 184 220 224 230 233 242 253 280 308 320 322 352 356 368 385 440 445 448 460 466 484 506 560 605 616 623 644 704 712 736 770 805 847 880 890 920 932 968 979 1012 1120 1165 1210 1232 1246 1265 1288 1424 1472 1540 1610 1631 1694 1760 1771 1780 1840 1864 1936 1958 2024 2047 2240 2330 2420 2464 2492 2530 2563 2576 2783 2848 3080 3115 3220 3262 3388 3520 3542 3560 3680 3728 3872 3916 4048 4094 4235 4660 4840 4895 4928 4984 5060 5126 5152 5359 5566 5696 6160 6230 6440 6524 6776 6853 7084 7120 7360 7456 7744 7832 8096 8155 8188 8470 8855 9320 9680 9790 9968 10120 10235 10252 10304 10718 10769 11132 12320 12460 12815 12880 13048 13552 13706 13915 14168 14240 14329 14912 15664 16192 16310 16376 16940 17710 17941 18640 19360 19481 19580 19936 20240 20470 20504 20737 21436 21538 22264 22517 24640 24920 25630 25760 26096 26795 27104 27412 27830 28193 28336 28480 28658 31328 32620 32752 33880 34265 35420 35882 37280 37513 38720 38962 39160 39872 40480 40940 41008 41474 42872 43076 44528 45034 49840 51260 51520 52192 53590 53845 54208 54824 55660 56386 56672 57316 58949 62656 65240 65504 67760 68530 70840 71645 71764 74560 75026 75383 77924 78320 80960 81880 82016 82948 85744 86152 89056 89705 90068 97405 99680 102520 103685 104384 107180 107690 109648 111320 112585 112772 113344 114632 117898 130480 131008 135520 137060 140965 141680 143290 143528 145159 150052 150766 155848 156640 157619 163760 164032 165896 171488 172304 178112 179410 180136 187565 194810 197351 199360 205040 207370 214360 215380 219296 222640 225170 225544 228107 229264 235796 247687 260960 271040 274120 281930 283360 286580 287056 290318 294745 300104 301532 311696 313280 315238 327520 331792 342976 344608 358820 360272 375130 376915 389620 394702 410080 412643 414740 428720 430760 438592 445280 450340 451088 456214 458528 471592 476951 495374 521920 548240 563860 566720 573160 574112 580636 589490 600208 603064 623392 630476 648439 655040 663584 689216 717640 720544 725795 750260 753830 779240 788095 789404 820160 825286 829480 857440 861520 890560 900680 902176 912428 917056 943184 953902 986755 990748 1096480 1127720 1140535 1146320 1148224 1161272 1178980 1200416 1206128 1238435 1246784 1260952 1296878 1327168 1435280 1441088 1451590 1500520 1507660 1558480 1576190 1578808 1596749 1650572 1658960 1714880 1723040 1733809 1801360 1804352 1824856 1886368 1907804 1973510 1981496 2063215 2192960 2255440 2281070 2292640 2322544 2357960 2384755 2400832 2412256 2476870 2509177 2521904 2593756 2870560 2903180 3001040 3015320 3116960 3152380 3157616 3193498 3242195 3301144 3317920 3338657 3446080 3467618 3602720 3649712 3772736 3815608 3947020 3962992 4126430 4510880 4539073 4562140 4585280 4645088 4715920 4769510 4824512 4953740 5018354 5043808 5187512 5246461 5741120 5806360 6002080 6030640 6233920 6304760 6315232 6386996 6484390 6602288 6635840 6677314 6935236 7205440 7299424 7631216 7894040 7925984 7983745 8252860 8669045 9021760 9078146 9124280 9290176 9431840 9539020 9907480 10036708 10087616 10375024 10492922 11612720 12004160 12061280 12545885 12609520 12630464 12773992 12968780 13204576 13354628 13870472 14598848 15262432 15788080 15851968 15967490 16505720 16693285 17338090 17564239 18156292 18248560 18863680 19078040 19814960 20073416 20750048 20985844 22695365 23225440 24122560 25091770 25219040 25547984 25937560 26232305 26409152 26709256 27740944 30524864 31576160 31934980 33011440 33386570 34676180 35128478 36312584 36497120 36725227 38156080 39629920 40146832 41500096 41971688 45390730 46450880 50183540 50438080 51095968 51875120 52464610 53418512 55481888 57711071 63152320 63869960 66022880 66773140 69352360 70256956 72625168 72994240 73450454 76312160 79259840 80293664 83943376 87821195 90781460 100367080 102191936 103750240 104929220 106837024 110963776 115422142 127739920 132045760 133546280 138704720 140513912 145250336 146900908 152624320 160587328 167886752 175642390 181562920 183626135 200734160 207500480 209858440 213674048 230844284 255479840 267092560 277409440 281027824 288555355 290500672 293801816 335773504 351284780 363125840 367252270 401468320 403977497 419716880 461688568 510959680 534185120 554818880 562055648 577110710 587603632 702569560 726251680 734504540 802936640 807954994 839433760 923377136 1068370240 1124111296 1154221420 1175207264 1405139120 1452503360 1469009080 1615909988 1678867520 1846754272 2019887485 2308442840 2350414528 2810278240 2938018160 3231819976 3693508544 4039774970 4616885680 5620556480 5876036320 6463639952 8079549940 9233771360 11752072640 12927279904 16159099880 18467542720 25854559808 32318199760 64636399520 129272799040
• Sum of all divisors σ(n): 409794577920
• Sum of proper divisors (its aliquot sum) s(n): 280521778880
• 129272799040 is an abundant number, because the sum of its proper divisors (280521778880) is greater than itself. Its abundance is 151248979840

Bases of 129272799040

• Binary: 1111000011001010000100101111101000000₂
• Hexadecimal: 0x1E19425F40
• Base-36: 1NDXOQ4G

Squares and roots of 129272799040

• 129272799040 squared (129272799040²) is 16711456571636224921600
• 129272799040 cubed (129272799040³) is 2160336767050817068274236555264000
• The square root of 129272799040 is 359545.2670248907
• The cube root of 129272799040 is 5056.3335758723

Scales and comparisons

• 129,272,799,040 seconds is equal to 4,110 years, 24 weeks, 4 days, 22 hours, 50 minutes, 40 seconds.
• To count from 1 to 129,272,799,040 would take you about eight thousand, two hundred twenty 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 129272799040 cubic inches would be around 421.4 feet tall.

Recreational maths with 129272799040

• 129272799040 backwards is 040997272921
• The number of decimal digits it has is: 12
• The sum of 129272799040's digits is 52
• More coming soon!