128432826720

Names of 128432826720

• Cardinal: 128432826720 can be written as One hundred twenty-eight billion, four hundred thirty-two million, eight hundred twenty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.2843282672 × 10¹¹

Factors of 128432826720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 284

Divisors of 128432826720

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 17 18 20 22 24 27 30 32 33 34 36 40 44 45 48 51 54 55 60 66 68 72 80 85 88 90 96 97 99 102 108 110 120 121 132 135 136 144 149 153 160 165 170 176 180 187 194 198 204 216 220 240 242 255 264 270 272 288 291 297 298 306 330 340 352 360 363 374 388 396 408 432 440 447 459 480 484 485 495 510 528 540 544 561 582 594 596 605 612 660 680 720 726 745 748 765 776 792 816 864 873 880 894 918 935 968 970 990 1020 1056 1067 1080 1089 1122 1164 1188 1192 1210 1224 1320 1341 1360 1440 1452 1455 1485 1490 1496 1530 1552 1584 1632 1639 1649 1683 1746 1760 1788 1815 1836 1870 1936 1940 1980 2040 2057 2134 2160 2178 2235 2244 2295 2328 2376 2384 2420 2448 2533 2619 2640 2682 2720 2805 2904 2910 2970 2980 2992 3060 3104 3168 3201 3267 3278 3298 3366 3492 3576 3630 3672 3740 3872 3880 3960 4023 4080 4114 4268 4320 4356 4365 4470 4488 4590 4656 4752 4768 4840 4896 4917 4947 5049 5066 5238 5280 5335 5364 5445 5610 5808 5820 5940 5960 5984 6120 6171 6402 6534 6556 6596 6705 6732 6984 7152 7260 7344 7480 7599 7760 7920 8046 8160 8195 8228 8245 8415 8536 8712 8730 8940 8976 9180 9312 9504 9603 9680 9834 9894 10098 10132 10285 10476 10670 10728 10890 11220 11616 11640 11737 11880 11920 12240 12342 12665 12804 13068 13095 13112 13192 13410 13464 13968 14304 14453 14520 14688 14751 14841 14960 15198 15520 15840 16005 16092 16335 16390 16456 16490 16830 17072 17424 17460 17880 17952 18029 18139 18360 18513 19206 19360 19668 19788 20115 20196 20264 20570 20952 21340 21456 21780 22440 22797 23280 23474 23760 23840 24480 24585 24684 24735 25245 25330 25608 26136 26190 26224 26384 26820 26928 27863 27936 28809 28906 29040 29502 29682 29920 30396 30855 32010 32184 32670 32780 32912 32980 33660 34144 34848 34920 35211 35760 36058 36278 36720 37026 37995 38412 39336 39576 40230 40392 40528 41140 41904 42680 42912 43359 43560 44253 44523 44880 45594 46560 46948 47520 48015 49170 49368 49470 50490 50660 51216 52272 52380 52448 52768 53640 53856 54087 54417 55539 55726 57618 57812 58080 58685 59004 59364 60792 61710 64020 64368 65340 65560 65824 65960 67320 68391 69840 70422 71520 72116 72265 72556 73440 73755 74052 74205 75990 76824 78672 79152 80460 80784 81056 82280 83589 83808 85360 86718 87120 88506 89046 89760 90145 90695 91188 92565 93896 96030 98340 98736 98940 100980 101320 102432 104544 104760 105633 107280 108174 108834 111078 111452 113985 115236 115624 117370 118008 118728 121584 123420 128040 128736 130077 130680 131120 131920 134640 136782 139315 139680 140844 144045 144232 144530 145112 147510 148104 148410 151980 153648 157344 158304 158983 160920 161568 162261 163251 164560 167178 170720 173436 174240 176055 177012 178092 180290 181390 182376 185130 187792 192060 196680 197472 197880 199529 201960 202640 209520 211266 214560 216348 216795 217668 221265 222156 222615 222904 227970 230472 231248 234740 236016 237456 243168 245701 246840 250767 256080 260154 261360 262240 263840 269280 270435 272085 273564 277695 278630 281688 288090 288464 289060 290224 295020 296208 296820 303960 306493 307296 316899 317966 321840 324522 326502 329120 334356 341955 346872 352110 354024 356184 360580 362780 364752 370260 375584 384120 390231 393360 395760 399058 403920 405280 417945 419040 422532 432696 433590 435336 442530 444312 445230 445808 455940 460944 462496 469480 472032 474912 476949 486783 489753 491402 493680 501534 512160 520308 522720 528165 540870 544170 547128 555390 557260 563376 576180 576928 578120 580448 590040 592416 593640 598587 607920 612986 633798 635932 643680 649044 650385 653004 668712 683910 693744 704220 708048 712368 721160 725560 729504 737103 740520 752301 768240 780462 786720 791520 794915 798116 807840 811305 816255 835890 845064 865392 867180 870672 885060 888624 890460 891616 911880 919479 921888 938960 953898 973566 979506 982804 987360 997645 1003068 1040616 1056330 1081740 1088340 1094256 1110780 1114520 1126752 1152360 1156240 1180080 1187280 1197174 1215840 1225972 1228505 1253835 1267596 1271864 1298088 1300770 1306008 1337424 1367820 1387488 1408440 1416096 1424736 1430847 1442320 1451120 1474206 1481040 1504602 1532465 1536480 1560924 1584495 1589830 1596232 1622610 1632510 1671780 1690128 1730784 1734360 1741344 1748813 1770120 1777248 1780920 1795761 1823760 1838958 1877920 1907796 1947132 1951155 1959012 1965608 1995290 2006136 2081232 2112660 2163480 2176680 2188512 2211309 2221560 2229040 2304720 2312480 2360160 2374560 2384745 2394348 2433915 2448765 2451944 2457010 2507670 2535192 2543728 2596176 2601540 2612016 2674848 2702711 2735640 2758437 2816880 2861694 2884640 2902240 2948412 2962080 2992935 3009204 3064930 3121848 3168990 3179660 3192464 3245220 3265020 3343560 3380256 3468720 3497626 3540240 3561840 3591522 3647520 3677916 3685515 3761505 3815592 3894264 3902310 3918024 3931216 3990580 4012272 4162464 4225320 4292541 4326960 4353360 4422618 4443120 4458080 4597395 4609440 4769490 4788696 4867830 4897530 4903888 4914020 5015340 5070384 5087456 5192352 5203080 5224032 5246439 5387283 5405422 5471280 5516874 5633760 5723388 5896824 5985870 6018408 6129860 6243696 6337980 6359320 6384928 6490440 6530040 6633927 6687120 6937440 6995252 7080480 7123680 7154235 7183044 7355832 7371030 7523010 7631184 7788528 7804620 7836048 7862432 7981160 8024544 8108133 8275311 8450640 8585082 8653920 8706720 8744065 8845236 8886240 8978805 9194790 9538980 9577392 9735660 9795060 9807776 9828040 10030680 10140768 10406160 10492878 10774566 10810844 10942560 11033748 11056545 11446776 11793648 11971740 12036816 12259720 12487392 12675960 12718640 12980880 13060080 13267854 13374240 13513555 13792185 13990504 14308470 14366088 14711664 14742060 15046020 15262368 15577056 15609240 15672096 15739317 15962320 16216266 16550622 16901280 17170164 17488130 17690472 17957610 18389580 19077960 19154784 19471320 19590120 19656080 20061360 20812320 20985756 21462705 21549132 21621688 22067496 22113090 22893552 23587296 23943480 24073632 24324399 24519440 25351920 25437280 25961760 26120160 26232195 26535708 26936415 27027110 27584370 27981008 28616940 28732176 29423328 29484120 29729821 30092040 31218480 31478634 31924640 32432532 33101244 33169635 34340328 34976260 35380944 35915220 36779160 38155920 38942640 39180240 39312160 40122720 40540665 41376555 41971512 42925410 43098264 43243376 44134992 44226180 45787104 47217951 47886960 48648798 49038880 50703840 52464390 53071416 53872830 54054220 55168740 55962016 57233880 57464352 58968240 59459642 60184080 62436960 62957268 64865064 66202488 66339270 68680656 69952520 70761888 71830440 72973197 73558320 76311840 77885280 78360480 78696585 81081330 82753110 83943024 85850820 86196528 86486752 88269984 88452360 89189463 94435902 95773920 97297596 104928780 106142832 107745660 108108440 110337480 114467760 117936480 118919284 120368160 121621995 125914536 129730128 132404976 132678540 137361312 139905040 143660880 145946394 147116640 148649105 157393170 162162660 165506220 167886048 171701640 172393056 176904720 178378926 188871804 194595192 209857560 212285664 215491320 216216880 220674960 228935520 236089755 237838568 243243990 251829072 259460256 264809952 265357080 267568389 279810080 287321760 291892788 297298210 314786340 324325320 331012440 343403280 353809440 356757852 364865985 377743608 389190384 419715120 430982640 432433760 441349920 445947315 472179510 475677136 486487980 503658144 530714160 535136778 583785576 594596420 629572680 648650640 662024880 686806560 713515704 729731970 755487216 778380768 802705167 839430240 861965280 891894630 944359020 951354272 972975960 1061428320 1070273556 1167571152 1189192840 1259145360 1297301280 1324049760 1337841945 1427031408 1459463940 1510974432 1605410334 1783789260 1888718040 1945951920 2140547112 2335142304 2378385680 2518290720 2675683890 2854062816 2918927880 3210820668 3567578520 3777436080 3891903840 4013525835 4281094224 4756771360 5351367780 5837855760 6421641336 7135157040 7554872160 8027051670 8562188448 10702735560 11675711520 12843282672 14270314080 16054103340 21405471120 25686565344 32108206680 42810942240 64216413360 128432826720
• Sum of all divisors σ(n): 532100016000
• Sum of proper divisors (its aliquot sum) s(n): 403667189280
• 128432826720 is an abundant number, because the sum of its proper divisors (403667189280) is greater than itself. Its abundance is 275234362560

Bases of 128432826720

• Binary: 1110111100111001100010110100101100000₂
• Hexadecimal: 0x1DE7316960
• Base-36: 1N01L7C0

Squares and roots of 128432826720

• 128432826720 squared (128432826720²) is 16494990979289545958400
• 128432826720 cubed (128432826720³) is 2118498318191057364782663528448000
• The square root of 128432826720 is 358375.2596371575
• The cube root of 128432826720 is 5045.3583035391

Scales and comparisons

• 128,432,826,720 seconds is equal to 4,083 years, 39 weeks, 6 days, 1 hour, 12 minutes.
• To count from 1 to 128,432,826,720 would take you about eight thousand, one hundred sixty-seven 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 128432826720 cubic inches would be around 420.4 feet tall.

Recreational maths with 128432826720

• 128432826720 backwards is 027628234821
• 128432826720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128432826720's digits is 45
• More coming soon!