128972329200

Names of 128972329200

• Cardinal: 128972329200 can be written as One hundred twenty-eight billion, nine hundred seventy-two million, three hundred twenty-nine thousand, two hundred.

Scientific notation

• Scientific notation: 1.289723292 × 10¹¹

Factors of 128972329200

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 14788

Divisors of 128972329200

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 13 15 16 17 18 20 22 24 25 26 30 33 34 36 39 40 44 45 48 50 51 52 55 60 65 66 68 72 75 78 80 85 88 90 99 100 102 104 110 117 120 130 132 136 143 144 150 153 156 165 170 176 180 187 195 198 200 204 208 220 221 225 234 240 255 260 264 272 275 286 300 306 312 325 330 340 360 374 390 396 400 408 425 429 440 442 450 468 495 510 520 528 550 561 572 585 600 612 624 650 660 663 680 715 720 748 765 780 792 816 825 850 858 880 884 900 935 936 975 990 1020 1040 1100 1105 1122 1144 1170 1200 1224 1275 1287 1300 1320 1326 1360 1430 1496 1530 1560 1584 1650 1683 1700 1716 1768 1800 1870 1872 1950 1980 1989 2040 2145 2200 2210 2244 2288 2340 2431 2448 2475 2550 2574 2600 2640 2652 2805 2860 2925 2992 3060 3120 3300 3315 3366 3400 3432 3536 3575 3600 3740 3825 3900 3960 3978 4080 4290 4400 4420 4488 4675 4680 4862 4950 5100 5148 5200 5304 5525 5610 5720 5850 6120 6435 6600 6630 6732 6800 6864 7150 7293 7480 7650 7800 7920 7956 8415 8580 8840 8976 9350 9360 9724 9900 9945 10200 10296 10608 10725 11050 11220 11440 11700 12155 12240 12870 13200 13260 13464 14025 14300 14586 14737 14960 15300 15600 15912 16575 16830 17160 17680 18700 19448 19800 19890 20400 20592 21450 21879 22100 22440 23400 24310 25740 26520 26928 28050 28600 29172 29474 30600 31824 32175 33150 33660 34320 36465 37400 38896 39600 39780 42075 42900 43758 44200 44211 44880 46800 48620 49725 51480 53040 56100 57200 58344 58948 60775 61200 64350 66300 67320 72930 73685 74800 79560 84150 85800 87516 88400 88422 97240 99450 102960 109395 112200 116688 117896 121550 128700 132600 132633 134640 145860 147370 159120 162107 168300 171600 175032 176844 182325 191581 194480 198900 218790 221055 224400 235792 243100 250529 257400 265200 265266 291720 294740 324214 336600 350064 353688 364650 368425 383162 397800 437580 442110 486200 486321 501058 514800 530532 546975 574743 583440 589480 648428 663165 673200 707376 729300 736850 751587 766324 795600 810535 875160 884220 957905 972400 972642 1002116 1061064 1093950 1105275 1149486 1178960 1252645 1296856 1326330 1458600 1458963 1473700 1503174 1532648 1621070 1724229 1750320 1768440 1915810 1945284 2004232 2107391 2122128 2187900 2210550 2254761 2298972 2431605 2505290 2593712 2652660 2755819 2873715 2917200 2917926 2947400 3006348 3065296 3242140 3256877 3315825 3448458 3536880 3757935 3831620 3890568 4008464 4052675 4214782 4375800 4421100 4509522 4597944 4789525 4863210 5010580 5305320 5511638 5747430 5835852 5894800 6012696 6263225 6322173 6484280 6513754 6631650 6896916 7294815 7515870 7663240 7781136 8105350 8267457 8429564 8621145 8751600 8842200 9019044 9195888 9579050 9726420 9770631 10021160 10536955 10610640 11023276 11273805 11494860 11671704 12025392 12158025 12526450 12644346 12968560 13027508 13263300 13779095 13793832 14368575 14589630 15031740 15326480 16210700 16284385 16534914 16859128 17242290 17684400 18038088 18789675 18966519 19158100 19452840 19541262 20042320 21073910 22046552 22547610 22989720 23343408 24316050 24802371 25052900 25288692 26055016 26526600 27558190 27587664 28737150 29179260 29311893 30063480 31610865 32421400 32568770 33069828 33718256 34484580 35825647 36076176 36474075 37579350 37933038 38316200 38905680 39082524 41337285 42147820 43105725 44093104 45095220 45979440 48632100 48853155 49604742 50105800 50577384 52110032 52684775 53053200 55116380 56369025 57474300 58358520 58623786 60126960 63221730 64842800 65137540 66139656 68895475 68969160 71651294 72948150 75158700 75866076 76632400 78165048 81421925 82674570 84295640 86211450 90190440 94832595 97264200 97706310 99209484 100211600 101154768 105369550 107476941 110232760 112738050 114948600 116717040 117247572 124011855 126443460 130275080 132279312 137790950 137938320 143302588 145896300 146559465 150317400 151732152 156330096 158054325 162843850 165349140 168591280 172422900 179128235 180380880 189665190 194528400 195412620 198418968 206686425 210739100 214953882 220465520 225476100 229897200 234495144 244265775 248023710 252886920 260550160 275581900 286605176 291792600 293118930 300634800 303464304 316108650 322430823 325687700 330698280 344845800 358256470 379330380 390825240 396837936 413372850 421478200 429907764 450952200 468990288 474162975 488531550 496047420 505773840 537384705 551163800 573210352 583585200 586237860 620059275 632217300 644861646 651375400 661396560 689691600 716512940 732797325 758660760 781650480 826745700 842956400 859815528 895641175 901904400 948325950 977063100 992094840 1074769410 1102327600 1172475720 1240118550 1264434600 1289723292 1302750800 1433025880 1465594650 1517321520 1612154115 1653491400 1719631056 1791282350 1896651900 1954126200 1984189680 2149538820 2344951440 2480237100 2528869200 2579446584 2686923525 2866051760 2931189300 3224308230 3306982800 3582564700 3793303800 3908252400 4299077640 4960474200 5158893168 5373847050 5862378600 6448616460 7165129400 7586607600 8060770575 8598155280 9920948400 10747694100 11724757200 12897232920 14330258800 16121541150 21495388200 25794465840 32243082300 42990776400 64486164600 128972329200
• Sum of all divisors σ(n): 556784426016
• Sum of proper divisors (its aliquot sum) s(n): 427812096816
• 128972329200 is an abundant number, because the sum of its proper divisors (427812096816) is greater than itself. Its abundance is 298839767616

Bases of 128972329200

• Binary: 1111000000111010110011001000011110000₂
• Hexadecimal: 0x1E075990F0
• Base-36: 1N8YSM40

Squares and roots of 128972329200

• 128972329200 squared (128972329200²) is 16633861699273172640000
• 128972329200 cubed (128972329200³) is 2145307886945931022454513088000000
• The square root of 128972329200 is 359127.1769164789
• The cube root of 128972329200 is 5052.4130440911

Scales and comparisons

• 128,972,329,200 seconds is equal to 4,100 years, 47 weeks, 6 days, 7 hours.
• To count from 1 to 128,972,329,200 would take you about eight thousand, two hundred one 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 128972329200 cubic inches would be around 421 feet tall.

Recreational maths with 128972329200

• 128972329200 backwards is 002923279821
• 128972329200 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128972329200's digits is 45
• More coming soon!