129808465920

Names of 129808465920

• Cardinal: 129808465920 can be written as One hundred twenty-nine billion, eight hundred eight million, four hundred sixty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.2980846592 × 10¹¹

Factors of 129808465920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 26
• Sum of prime factors: 148

Divisors of 129808465920

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 54 56 60 63 64 70 72 80 84 90 96 105 108 112 120 126 128 131 135 140 144 160 168 180 189 192 210 216 224 240 252 256 262 270 280 288 315 320 336 360 378 384 393 420 432 448 480 504 512 524 540 560 576 630 640 655 672 720 756 768 786 840 864 896 917 945 960 1008 1024 1048 1080 1120 1152 1179 1260 1280 1310 1344 1440 1512 1536 1572 1680 1728 1792 1834 1890 1920 1965 2016 2048 2096 2160 2240 2304 2358 2520 2560 2620 2688 2751 2880 3024 3072 3144 3360 3456 3537 3584 3668 3780 3840 3930 4032 4096 4192 4320 4480 4585 4608 4716 5040 5120 5240 5376 5502 5760 5895 6048 6144 6288 6720 6912 7074 7168 7336 7560 7680 7860 8064 8192 8253 8384 8640 8960 9170 9216 9432 10080 10240 10480 10752 11004 11520 11790 12096 12288 12576 13440 13755 13824 14148 14336 14672 15120 15360 15720 16128 16384 16506 16768 17280 17685 17920 18340 18432 18864 20160 20480 20960 21504 22008 23040 23580 24192 24576 24759 25152 26880 27510 27648 28296 28672 29344 30240 30720 31440 32256 32768 33012 33536 34560 35370 35840 36680 36864 37728 40320 40960 41265 41920 43008 44016 46080 47160 48384 49152 49518 50304 53760 55020 55296 56592 57344 58688 60480 61440 62880 64512 65536 66024 67072 69120 70740 71680 73360 73728 75456 80640 81920 82530 83840 86016 88032 92160 94320 96768 98304 99036 100608 107520 110040 110592 113184 114688 117376 120960 122880 123795 125760 129024 131072 132048 134144 138240 141480 143360 146720 147456 150912 161280 163840 165060 167680 172032 176064 184320 188640 193536 196608 198072 201216 215040 220080 221184 226368 229376 234752 241920 245760 247590 251520 258048 262144 264096 268288 276480 282960 286720 293440 294912 301824 322560 327680 330120 335360 344064 352128 368640 377280 387072 393216 396144 402432 430080 440160 442368 452736 458752 469504 483840 491520 495180 503040 516096 524288 528192 536576 552960 565920 573440 586880 589824 603648 645120 655360 660240 670720 688128 704256 737280 754560 774144 786432 792288 804864 860160 880320 884736 905472 917504 939008 967680 983040 990360 1006080 1032192 1048576 1056384 1073152 1105920 1131840 1146880 1173760 1179648 1207296 1290240 1310720 1320480 1341440 1376256 1408512 1474560 1509120 1548288 1572864 1584576 1609728 1720320 1760640 1769472 1810944 1835008 1878016 1935360 1966080 1980720 2012160 2064384 2112768 2146304 2211840 2263680 2293760 2347520 2359296 2414592 2580480 2621440 2640960 2682880 2752512 2817024 2949120 3018240 3096576 3145728 3169152 3219456 3440640 3521280 3538944 3621888 3670016 3756032 3870720 3932160 3961440 4024320 4128768 4225536 4292608 4423680 4527360 4587520 4695040 4718592 4829184 5160960 5242880 5281920 5365760 5505024 5634048 5898240 6036480 6193152 6338304 6438912 6881280 7042560 7077888 7243776 7340032 7512064 7741440 7864320 7922880 8048640 8257536 8451072 8585216 8847360 9054720 9175040 9390080 9437184 9658368 10321920 10563840 10731520 11010048 11268096 11796480 12072960 12386304 12676608 12877824 13762560 14085120 14155776 14487552 15024128 15482880 15728640 15845760 16097280 16515072 16902144 17170432 17694720 18109440 18350080 18780160 19316736 20643840 21127680 21463040 22020096 22536192 23592960 24145920 24772608 25353216 25755648 27525120 28170240 28311552 28975104 30048256 30965760 31691520 32194560 33030144 33804288 34340864 35389440 36218880 36700160 37560320 38633472 41287680 42255360 42926080 45072384 47185920 48291840 49545216 50706432 51511296 55050240 56340480 57950208 60096512 61931520 63383040 64389120 66060288 67608576 68681728 70778880 72437760 75120640 77266944 82575360 84510720 85852160 90144768 96583680 99090432 101412864 103022592 110100480 112680960 115900416 120193024 123863040 126766080 128778240 135217152 137363456 141557760 144875520 150241280 154533888 165150720 169021440 171704320 180289536 193167360 198180864 202825728 206045184 225361920 231800832 240386048 247726080 253532160 257556480 270434304 289751040 300482560 309067776 330301440 338042880 343408640 360579072 386334720 405651456 412090368 450723840 463601664 480772096 495452160 507064320 515112960 540868608 579502080 600965120 618135552 676085760 686817280 721158144 772669440 811302912 901447680 927203328 961544192 990904320 1014128640 1030225920 1081737216 1159004160 1201930240 1236271104 1352171520 1442316288 1545338880 1622605824 1802895360 1854406656 2028257280 2060451840 2163474432 2318008320 2403860480 2704343040 2884632576 3090677760 3245211648 3605790720 3708813312 4056514560 4326948864 4636016640 4807720960 5408686080 6181355520 6490423296 7211581440 8113029120 8653897728 9272033280 10817372160 12980846592 14423162880 16226058240 18544066560 21634744320 25961693184 32452116480 43269488640 64904232960 129808465920
• Sum of all divisors σ(n): 531501949440
• Sum of proper divisors (its aliquot sum) s(n): 401693483520
• 129808465920 is an abundant number, because the sum of its proper divisors (401693483520) is greater than itself. Its abundance is 271885017600

Bases of 129808465920

• Binary: 1111000111001001100000000000000000000₂
• Hexadecimal: 0x1E39300000
• Base-36: 1NMSLXC0

Squares and roots of 129808465920

• 129808465920 squared (129808465920²) is 16850237824503801446400
• 129808465920 cubed (129808465920³) is 2187303522385996650965461106688000
• The square root of 129808465920 is 360289.4196614717
• The cube root of 129808465920 is 5063.3079173687

Scales and comparisons

• 129,808,465,920 seconds is equal to 4,127 years, 26 weeks, 2 days, 19 hours, 12 minutes.
• To count from 1 to 129,808,465,920 would take you about eight thousand, two hundred fifty-five 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 129808465920 cubic inches would be around 421.9 feet tall.

Recreational maths with 129808465920

• 129808465920 backwards is 029564808921
• 129808465920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129808465920's digits is 54
• More coming soon!