428281168640

Names of 428281168640

• Cardinal: 428281168640 can be written as Four hundred twenty-eight billion, two hundred eighty-one million, one hundred sixty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.2828116864 × 10¹¹

Factors of 428281168640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 186

Divisors of 428281168640

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 29 32 34 37 40 52 58 64 65 68 74 80 83 85 104 116 128 130 136 145 148 160 166 170 185 208 221 232 256 260 272 289 290 296 320 332 340 370 377 415 416 442 464 481 493 520 544 578 580 592 629 640 664 680 740 754 830 832 884 928 962 986 1040 1073 1079 1088 1105 1156 1160 1184 1258 1280 1328 1360 1411 1445 1480 1508 1660 1664 1768 1856 1885 1924 1972 2080 2146 2158 2176 2210 2312 2320 2368 2405 2407 2465 2516 2656 2720 2822 2890 2960 3016 3071 3145 3320 3328 3536 3712 3757 3770 3848 3944 4160 4292 4316 4352 4420 4624 4640 4736 4810 4814 4930 5032 5312 5365 5395 5440 5644 5780 5920 6032 6142 6290 6409 6640 7055 7072 7424 7514 7540 7696 7888 8177 8320 8381 8584 8632 8840 9248 9280 9472 9620 9628 9860 10064 10624 10693 10730 10790 10880 11288 11560 11840 12035 12064 12284 12580 12818 13280 13949 14110 14144 15028 15080 15355 15392 15776 16354 16640 16762 17168 17264 17680 18241 18343 18496 18560 18785 19240 19256 19720 20128 21248 21386 21460 21580 21760 22576 23120 23680 23987 24070 24128 24568 25160 25636 26560 27898 28220 28288 30056 30160 30710 30784 31291 31552 32045 32708 33524 34336 34528 35360 36482 36686 36992 37120 37570 38480 38512 39440 39923 40256 40885 40919 41905 42772 42920 43160 45152 46240 47360 47974 48140 48256 49136 50320 51272 52207 53120 53465 55796 56440 56576 60112 60320 61420 61568 62582 63104 64090 65416 67048 68672 69056 69745 70720 72964 73372 73984 75140 76960 77024 78880 79846 80512 81770 81838 83810 85544 85840 86320 89059 90304 91205 91715 92480 95948 96280 96512 98272 100640 102544 104414 106240 106930 108953 111592 112880 119935 120224 120640 122840 123136 125164 126208 128180 130832 134096 137344 138112 139009 139490 141440 145928 146744 150280 153920 154048 156455 157760 159692 161024 163540 163676 167620 171088 171680 172640 178118 180608 182410 183430 184960 191896 192560 196544 199615 201280 204595 205088 208828 213860 217906 223184 225760 237133 239870 240448 241280 245680 250328 256360 261035 261664 268192 274688 276224 278018 278980 282880 291856 293488 300560 307840 308096 310097 311831 312910 315520 319384 327080 327352 335240 342176 343360 345280 356236 361216 364820 366860 369920 383792 385120 393088 399230 402560 409190 410176 417656 427720 435812 445295 446368 451520 474266 479740 480896 482560 491360 500656 512720 522070 523328 531947 536384 544765 556036 557960 583712 586976 601120 615680 616192 620194 623662 625820 631040 638768 654160 654704 670480 678691 684352 686720 690560 695045 695623 712472 729640 733720 767584 770240 786176 798460 805120 818380 820352 835312 855440 871624 887519 890590 892736 903040 948532 959480 961792 982720 1001312 1025440 1044140 1046656 1063894 1072768 1089530 1112072 1115920 1157767 1167424 1173952 1185665 1202240 1240388 1247324 1251640 1277536 1308320 1309408 1340960 1357382 1368704 1373440 1381120 1390090 1391246 1424944 1459280 1467440 1514003 1535168 1540480 1550485 1559155 1596920 1636760 1640704 1670624 1710880 1743248 1775038 1781180 1785472 1806080 1897064 1918960 1965440 2002624 2050880 2088280 2093312 2127788 2145536 2179060 2224144 2231840 2315534 2334848 2347904 2371330 2404480 2480776 2494648 2503280 2555072 2616640 2618816 2659735 2681920 2714764 2737408 2780180 2782492 2849888 2918560 2934880 3028006 3070336 3080960 3100970 3118310 3193840 3273520 3341248 3393455 3421760 3478115 3486496 3550076 3562360 3570944 3794128 3837920 3930880 4005248 4031261 4101760 4176560 4255576 4358120 4437595 4448288 4463680 4631068 4669696 4695808 4742660 4808960 4961552 4989296 5006560 5110144 5233280 5237632 5319470 5363840 5429528 5560360 5564984 5699776 5788835 5837120 5869760 6056012 6140672 6201940 6236620 6387680 6547040 6682496 6786910 6843520 6956230 6972992 7100152 7124720 7570015 7588256 7675840 8010496 8062522 8203520 8353120 8511152 8716240 8875190 8896576 8927360 9043099 9262136 9485320 9923104 9978592 10013120 10220288 10466560 10475264 10638940 10727680 10859056 11120720 11129968 11399552 11537747 11577670 11674240 11739520 12112024 12403880 12473240 12775360 13094080 13364992 13573820 13687040 13912460 13945984 14200304 14249440 15140030 15176512 15351680 16125044 16706240 17022304 17432480 17750380 17793152 17854720 18086198 18524272 18970640 19682039 19846208 19957184 20026240 20156305 21277880 21718112 22241440 22259936 22799104 23075494 23155340 23348480 23479040 24224048 24807760 24946480 25550720 25738051 26188160 27147640 27824920 27891968 28400608 28498880 30280060 30353024 30703360 32250088 33412480 34044608 34864960 35500760 35586304 36172396 37048544 37941280 39364078 39692416 39914368 40052480 40312610 42555760 43436224 44482880 44519872 45215495 46150988 46310680 48448096 49615520 49892960 51101440 51476102 52376320 54295280 55649840 56801216 56997760 57688735 60560120 60706048 64500176 66824960 68089216 69729920 71001520 72344792 74097088 75882560 78728156 79384832 79828736 80625220 85111520 86872448 88965760 89039744 90430990 92301976 92621360 96896192 98410195 99231040 99785920 102952204 108590560 111299680 113602432 113995520 115377470 121120240 128690255 129000352 136178432 139459840 142003040 144689584 148194176 151765120 157456312 161250440 170223040 173744896 177931520 178079488 180861980 184603952 185242720 193792384 196820390 198462080 199571840 205904408 217181120 222599360 227204864 230754940 242240480 257380510 258000704 284006080 289379168 296388352 303530240 314912624 322500880 334594663 340446080 361723960 369207904 370485440 387584768 393640780 396924160 399143680 411808816 434362240 445198720 461509880 484480960 514761020 516001408 568012160 578758336 629825248 645001760 669189326 680892160 723447920 738415808 740970880 787281560 823617632 868724480 890397440 923019760 968961920 1029522040 1032002816 1136024320 1157516672 1259650496 1290003520 1338378652 1446895840 1476831616 1481941760 1574563120 1647235264 1672973315 1846039520 1937923840 2059044080 2315033344 2519300992 2580007040 2676757304 2893791680 2953663232 3149126240 3294470528 3345946630 3692079040 4118088160 5038601984 5160014080 5353514608 5787583360 6298252480 6588941056 6691893260 7384158080 8236176320 10707029216 11575166720 12596504960 13383786520 14768316160 16472352640 21414058432 25193009920 26767573040 32944705280 42828116864 53535146080 85656233728 107070292160 214140584320 428281168640
• Sum of all divisors σ(n): 1261893487680
• Sum of proper divisors (its aliquot sum) s(n): 833612319040
• 428281168640 is an abundant number, because the sum of its proper divisors (833612319040) is greater than itself. Its abundance is 405331150400

Bases of 428281168640

• Binary: 110001110110111100011000000001100000000₂
• Hexadecimal: 0x63B78C0300
• Base-36: 5GQZJSOW

Squares and roots of 428281168640

• 428281168640 squared (428281168640²) is 183424759411644119449600
• 428281168640 cubed (428281168640³) is 78557370318329782301658441580544000
• The square root of 428281168640 is 654431.9434746443
• The cube root of 428281168640 is 7537.7719322993

Scales and comparisons

• 428,281,168,640 seconds is equal to 13,618 years, 5 days, 23 hours, 17 minutes, 20 seconds.
• To count from 1 to 428,281,168,640 would take you about twenty-seven thousand, two hundred thirty-six 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 428281168640 cubic inches would be around 628.1 feet tall.

Recreational maths with 428281168640

• 428281168640 backwards is 046861182824
• The number of decimal digits it has is: 12
• The sum of 428281168640's digits is 50
• More coming soon!