18309520320

Names of 18309520320

• Cardinal: 18309520320 can be written as Eighteen billion, three hundred nine million, five hundred twenty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.830952032 × 10¹⁰

Factors of 18309520320

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 488

Divisors of 18309520320

• Number of divisors d(n): 672
• 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 49 52 56 60 64 65 70 78 79 80 84 91 96 98 104 105 112 120 130 140 147 156 158 160 168 182 192 195 196 208 210 224 237 240 245 260 273 280 294 312 316 320 336 364 379 390 392 395 416 420 448 455 474 480 490 520 546 553 560 588 624 632 637 672 728 735 758 780 784 790 832 840 910 948 960 980 1027 1040 1092 1106 1120 1137 1176 1185 1248 1264 1274 1344 1365 1456 1470 1516 1560 1568 1580 1659 1680 1820 1895 1896 1911 1960 2054 2080 2184 2212 2240 2274 2352 2370 2496 2528 2548 2653 2730 2765 2912 2940 3032 3081 3120 3136 3160 3185 3318 3360 3640 3790 3792 3822 3871 3920 4108 4160 4368 4424 4548 4704 4740 4927 5056 5096 5135 5306 5460 5530 5685 5824 5880 6064 6162 6240 6320 6370 6636 6720 7189 7280 7580 7584 7644 7742 7840 7959 8216 8295 8736 8848 9096 9408 9480 9555 9854 10192 10270 10612 10920 11060 11370 11613 11760 12128 12324 12480 12640 12740 13265 13272 14378 14560 14781 15160 15168 15288 15405 15484 15680 15918 16432 16590 17472 17696 18192 18571 18960 19110 19355 19708 20384 20540 21224 21567 21840 22120 22740 23226 23520 24256 24635 24648 25280 25480 26530 26544 28756 29120 29562 29941 30320 30576 30810 30968 31836 32864 33180 34489 35392 35945 36384 37142 37920 38220 38710 39416 39795 40768 41080 42448 43134 43680 44240 45480 46452 47040 49270 49296 50323 50960 53060 53088 55713 57512 58065 59124 59882 60640 61152 61620 61936 63672 65728 66360 68978 71890 72768 73905 74284 75840 76440 77420 78832 79590 82160 84896 86268 87360 88480 89823 90960 92855 92904 98540 98592 100646 101920 103467 106120 106176 107835 111426 115024 116130 118248 119764 121280 122304 123240 123872 127344 132720 137956 143780 147810 148568 149705 150969 152880 154840 157664 159180 164320 169792 172445 172536 176960 179646 181920 185710 185808 197080 197184 201292 203840 206934 209587 212240 215670 222852 230048 232260 236496 239528 241423 246480 247744 251615 254688 265440 275912 278565 287560 295620 297136 299410 301938 305760 309680 315328 318360 328640 344890 345072 359292 363840 371420 371616 389233 394160 402584 413868 419174 424480 431340 445704 449115 460096 464520 472992 479056 482846 492960 503230 509376 517335 530880 551824 557130 575120 591240 594272 598820 603876 611520 619360 628761 636720 689780 690144 718584 724269 742840 743232 754845 778466 788320 805168 827736 838348 848960 862680 891408 898230 929040 945984 958112 965692 985920 1006460 1034670 1047935 1103648 1114260 1150240 1167699 1182480 1188544 1197640 1207115 1207752 1238720 1257522 1273440 1379560 1380288 1437168 1448538 1467109 1485680 1509690 1556932 1576640 1610336 1655472 1676696 1725360 1782816 1796460 1858080 1916224 1931384 1946165 2012920 2069340 2095870 2207296 2228520 2300480 2335398 2364960 2395280 2414230 2415504 2515044 2546880 2724631 2759120 2874336 2897076 2934218 2971360 3019380 3113864 3143805 3220672 3310944 3353392 3450720 3565632 3592920 3621345 3716160 3862768 3892330 4025840 4138680 4191740 4401327 4457040 4670796 4729920 4790560 4828460 4831008 5030088 5449262 5518240 5748672 5794152 5838495 5868436 5942720 6038760 6227728 6287610 6621888 6706784 6901440 7185840 7242690 7335545 7725536 7784660 8051680 8173893 8277360 8383480 8802654 8914080 9341592 9581120 9656920 9662016 10060176 10898524 11036480 11588304 11676990 11736872 12077520 12455456 12575220 13413568 13623155 14371680 14485380 14671090 15451072 15569320 16103360 16347786 16554720 16766960 17605308 17828160 18683184 19072417 19313840 20120352 21797048 22006635 23176608 23353980 23473744 24155040 24910912 25150440 27246310 28743360 28970760 29342180 31138640 32695572 33109440 33533920 35210616 37366368 38144834 38627680 40240704 40869465 43594096 44013270 46353216 46707960 46947488 48310080 50300880 54492620 57217251 57941520 58684360 62277280 65391144 67067840 70421232 74732736 76289668 77255360 81738930 87188192 88026540 93415920 93894976 95362085 100601760 108985240 114434502 115883040 117368720 124554560 130782288 140842464 152579336 163477860 174376384 176053080 186831840 190724170 201203520 217970480 228869004 231766080 234737440 261564576 281684928 286086255 305158672 326955720 352106160 373663680 381448340 435940960 457738008 469474880 523129152 572172510 610317344 653911440 704212320 762896680 871881920 915476016 1144345020 1220634688 1307822880 1408424640 1525793360 1830952032 2288690040 2615645760 3051586720 3661904064 4577380080 6103173440 9154760160 18309520320
• Sum of all divisors σ(n): 73942041600
• Sum of proper divisors (its aliquot sum) s(n): 55632521280
• 18309520320 is an abundant number, because the sum of its proper divisors (55632521280) is greater than itself. Its abundance is 37323000960

Bases of 18309520320

• Binary: 10001000011010101010001101111000000₂
• Hexadecimal: 0x443551BC0
• Base-36: 8ET0KAO

Squares and roots of 18309520320

• 18309520320 squared (18309520320²) is 335238534348492902400
• 18309520320 cubed (18309520320³) is 6138056756700748757868576768000
• The square root of 18309520320 is 135312.6761245967
• The cube root of 18309520320 is 2635.6778220397

Scales and comparisons

• 18,309,520,320 seconds is equal to 582 years, 9 weeks, 4 days, 17 hours, 52 minutes.
• To count from 1 to 18,309,520,320 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 18309520320 cubic inches would be around 219.6 feet tall.

Recreational maths with 18309520320

• 18309520320 backwards is 02302590381
• The number of decimal digits it has is: 11
• The sum of 18309520320's digits is 33
• More coming soon!