129231094720

Names of 129231094720

• Cardinal: 129231094720 can be written as One hundred twenty-nine billion, two hundred thirty-one million, ninety-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.2923109472 × 10¹¹

Factors of 129231094720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 115

Divisors of 129231094720

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 41 47 49 52 56 64 65 70 80 82 91 94 98 104 112 130 140 160 164 182 188 196 205 208 224 235 245 260 280 287 320 328 329 343 364 376 392 410 416 448 455 470 490 520 533 560 574 611 637 656 658 686 728 752 784 820 832 910 940 980 1040 1066 1120 1148 1222 1274 1312 1316 1372 1435 1456 1504 1568 1640 1645 1715 1820 1880 1927 1960 2009 2080 2132 2209 2240 2296 2303 2444 2548 2624 2632 2665 2744 2870 2912 3008 3055 3136 3185 3280 3290 3430 3640 3731 3760 3854 3920 4018 4160 4264 4277 4418 4459 4592 4606 4888 5096 5264 5330 5488 5740 5824 6110 6370 6560 6580 6860 7280 7462 7520 7708 7840 8036 8528 8554 8836 8918 9184 9212 9635 9776 10045 10192 10528 10660 10976 11045 11480 11515 12220 12740 13120 13160 13489 13720 14063 14560 14924 15040 15416 15463 15680 16072 16121 17056 17108 17672 17836 18368 18424 18655 19270 19552 20090 20384 21056 21320 21385 21952 22090 22295 22960 23030 24440 25051 25480 26117 26320 26978 27440 28126 28717 29120 29848 29939 30832 30926 32144 32242 34112 34216 35344 35672 36848 37310 38540 39104 40180 40768 42640 42770 44180 44590 45920 46060 48880 50102 50960 52234 52640 53956 54880 56252 57434 59696 59878 61664 61852 64288 64484 67445 68432 70315 70688 71344 73696 74620 77080 77315 80360 80605 85280 85540 88360 89180 90569 91840 92120 94423 97760 100204 101920 104468 105280 107912 108241 109760 112504 114868 119392 119756 123328 123704 125255 128576 128968 130585 134890 136864 140630 141376 142688 143585 147392 149240 149695 154160 154630 160720 161210 170560 171080 175357 176720 178360 181138 182819 184240 188846 195520 200408 201019 203840 208936 209573 215824 216482 225008 229736 238784 239512 247408 250510 257936 261170 269780 273728 281260 285376 287170 298480 299390 308320 309260 321440 322420 342160 350714 353440 356720 362276 365638 368480 377692 400816 402038 417872 419146 431648 432964 450016 452845 459472 472115 479024 494816 501020 515872 522340 539560 541205 562520 574340 596960 598780 616640 618520 633983 642880 644840 660961 684320 701428 706880 713440 724552 731276 736960 755384 757687 801632 804076 835744 838292 863296 865928 876785 900032 905690 914095 918944 944230 958048 989632 1002040 1005095 1031744 1044680 1047865 1079120 1082410 1125040 1148680 1177397 1193920 1197560 1227499 1237040 1267966 1289680 1321922 1368640 1402856 1407133 1426880 1449104 1462552 1510768 1515374 1603264 1608152 1671488 1676584 1731856 1753570 1811380 1828190 1837888 1888460 1916096 2004080 2010190 2089360 2095730 2158240 2164820 2250080 2297360 2354794 2395120 2454998 2474080 2535932 2579360 2643844 2805712 2814266 2898208 2925104 3021536 3030748 3169915 3216304 3304805 3353168 3463712 3507140 3622760 3656380 3776920 3788435 4008160 4020380 4178720 4191460 4316480 4329640 4437881 4500160 4594720 4709588 4790240 4909996 4948160 5071864 5158720 5287688 5611424 5628532 5796416 5850208 5886985 6043072 6061496 6137495 6339830 6432608 6609610 6706336 6927424 7014280 7035665 7245520 7312760 7553840 7576870 8016320 8040760 8241779 8357440 8382920 8592493 8659280 8875762 9189440 9419176 9580480 9819992 9849931 10143728 10575376 11222848 11257064 11700416 11773970 12122992 12274990 12679660 12865216 13219220 13412672 14028560 14071330 14491040 14625520 15107680 15153740 16081520 16483558 16765840 17184986 17318560 17751524 18838352 19639984 19699862 20287456 21150752 22189405 22514128 23547940 24245984 24549980 25359320 26438440 28057120 28142660 28982080 29251040 30215360 30307480 31065167 32163040 32967116 33531680 34369972 34637120 35503048 37676704 39279968 39399724 40574912 41208895 42301504 42962465 44378810 45028256 47095880 48491968 49099960 49249655 50718640 52876880 56114240 56285320 57692453 58502080 60614960 62130334 64326080 65934232 67063360 68739944 71006096 75353408 78559936 78799448 82417790 85924930 88757620 90056512 94191760 98199920 98499310 101437280 105753760 112570640 115384906 121229920 124260668 131868464 137479888 142012192 155325835 157598896 164835580 171849860 177515240 188383520 196399840 196998620 202874560 211507520 225141280 230769812 242459840 248521336 263736928 274959776 284024384 288462265 310651670 315197792 329671160 343699720 355030480 376767040 392799680 393997240 403847171 450282560 461539624 497042672 527473856 549919552 576924530 621303340 630395584 659342320 687399440 710060960 787994480 807694342 923079248 994085344 1153849060 1242606680 1318684640 1374798880 1420121920 1575988960 1615388684 1846158496 1988170688 2019235855 2307698120 2485213360 2637369280 2749597760 3151977920 3230777368 3692316992 4038471710 4615396240 4970426720 6461554736 8076943420 9230792480 9940853440 12923109472 16153886840 18461584960 25846218944 32307773680 64615547360 129231094720
• Sum of all divisors σ(n): 404504956800
• Sum of proper divisors (its aliquot sum) s(n): 275273862080
• 129231094720 is an abundant number, because the sum of its proper divisors (275273862080) is greater than itself. Its abundance is 146042767360

Bases of 129231094720

• Binary: 1111000010110110001100000001111000000₂
• Hexadecimal: 0x1E16C603C0
• Base-36: 1ND8UUV4

Squares and roots of 129231094720

• 129231094720 squared (129231094720²) is 16700675842529611878400
• 129231094720 cubed (129231094720³) is 2158246621693960077062347522048000
• The square root of 129231094720 is 359487.2664226091
• The cube root of 129231094720 is 5055.7897810569

Scales and comparisons

• 129,231,094,720 seconds is equal to 4,109 years, 7 weeks, 5 days, 6 hours, 18 minutes, 40 seconds.
• To count from 1 to 129,231,094,720 would take you about eight thousand, two hundred eighteen 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 129231094720 cubic inches would be around 421.3 feet tall.

Recreational maths with 129231094720

• 129231094720 backwards is 027490132921
• 129231094720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129231094720's digits is 40
• More coming soon!