18316028640

Names of 18316028640

• Cardinal: 18316028640 can be written as Eighteen billion, three hundred sixteen million, twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.831602864 × 10¹⁰

Factors of 18316028640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3986

Divisors of 18316028640

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 65 70 78 80 84 91 96 104 105 109 112 120 130 140 156 160 168 182 195 208 210 218 224 240 260 273 280 312 327 336 364 390 416 420 436 455 480 520 545 546 560 624 654 672 728 763 780 840 872 910 1040 1090 1092 1120 1248 1308 1365 1417 1456 1526 1560 1635 1680 1744 1820 2080 2180 2184 2289 2616 2730 2834 2912 3052 3120 3270 3360 3488 3640 3815 3847 4251 4360 4368 4578 5232 5460 5668 6104 6240 6540 7085 7280 7630 7694 8502 8720 8736 9156 9919 10464 10920 11336 11445 11541 12208 13080 14170 14560 15260 15388 17004 17440 18312 19235 19838 21255 21840 22672 22890 23082 24416 26160 26929 28340 29757 30520 30776 34008 36624 38470 39676 42510 43680 45344 45780 46164 49595 50011 52320 53858 56680 57705 59514 61040 61552 68016 73248 76940 79352 80787 85020 91560 92328 99190 100022 107716 113360 115410 119028 122080 123104 134645 136032 148785 150033 153880 158704 161574 170040 183120 184656 198380 200044 215432 226720 230820 238056 250055 269290 297570 300066 307760 317408 323148 340080 350077 366240 369312 396760 400088 403935 419323 430864 461640 476112 500110 538580 595140 600132 615520 646296 680160 700154 750165 793520 800176 807870 838646 861728 923280 952224 1000220 1050231 1077160 1190280 1200264 1257969 1292592 1400308 1500330 1587040 1600352 1615740 1677292 1750385 1846560 2000440 2096615 2100462 2154320 2380560 2400528 2515938 2585184 2800616 2935261 3000660 3231480 3354584 3500770 4000880 4193230 4200924 4308640 4761120 4801056 5031876 5251155 5451199 5601232 5870522 6001320 6289845 6462960 6709168 7001540 8001760 8386460 8401848 8805783 10063752 10502310 10902398 11202464 11741044 12002640 12579690 12925920 13418336 14003080 14676305 16353597 16772920 16803696 17611566 20127504 21004620 21804796 23482088 24005280 25159380 27255995 28006160 29352610 32707194 33545840 33607392 35223132 38158393 40255008 42009240 43609592 44028915 46964176 50318760 54511990 56012320 58705220 65414388 67091680 70446264 76316786 81767985 84018480 87219184 88057830 93928352 100637520 109023980 114475179 117410440 130828776 140892528 152633572 163535970 168036960 174438368 176115660 190791965 201275040 218047960 228950358 234820880 261657552 281785056 305267144 327071940 352231320 381583930 436095920 457900716 469641760 523315104 572375895 610534288 654143880 704462640 763167860 872191840 915801432 1144751790 1221068576 1308287760 1408925280 1526335720 1831602864 2289503580 2616575520 3052671440 3663205728 4579007160 6105342880 9158014320 18316028640
• Sum of all divisors σ(n): 71679928320
• Sum of proper divisors (its aliquot sum) s(n): 53363899680
• 18316028640 is an abundant number, because the sum of its proper divisors (53363899680) is greater than itself. Its abundance is 35047871040

Bases of 18316028640

• Binary: 10001000011101110000110101011100000₂
• Hexadecimal: 0x443B86AE0
• Base-36: 8EWW25C

Squares and roots of 18316028640

• 18316028640 squared (18316028640²) is 335476905141300249600
• 18316028640 cubed (18316028640³) is 6144604602626618618512748544000
• The square root of 18316028640 is 135336.7231759363
• The cube root of 18316028640 is 2635.9900785829

Scales and comparisons

• 18,316,028,640 seconds is equal to 582 years, 20 weeks, 3 days, 1 hour, 44 minutes.
• To count from 1 to 18,316,028,640 would take you about one thousand, one hundred sixty-four 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 18316028640 cubic inches would be around 219.7 feet tall.

Recreational maths with 18316028640

• 18316028640 backwards is 04682061381
• 18316028640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18316028640's digits is 39
• More coming soon!