18429534720

Names of 18429534720

• Cardinal: 18429534720 can be written as Eighteen billion, four hundred twenty-nine million, five hundred thirty-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.842953472 × 10¹⁰

Factors of 18429534720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 149

Divisors of 18429534720

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 47 48 54 60 61 62 64 72 80 81 90 93 94 96 108 120 122 124 128 135 141 144 155 160 162 180 183 186 188 192 216 235 240 244 248 256 270 279 282 288 305 310 320 324 360 366 372 376 384 405 423 432 465 470 480 488 496 512 540 549 558 564 576 610 620 640 648 705 720 732 744 752 768 810 837 846 864 915 930 940 960 976 992 1080 1098 1116 1128 1152 1220 1240 1269 1280 1296 1395 1410 1440 1457 1464 1488 1504 1536 1620 1647 1674 1692 1728 1830 1860 1880 1891 1920 1952 1984 2115 2160 2196 2232 2256 2304 2440 2480 2511 2538 2560 2592 2745 2790 2820 2867 2880 2914 2928 2976 3008 3240 3294 3348 3384 3456 3660 3720 3760 3782 3807 3840 3904 3968 4185 4230 4320 4371 4392 4464 4512 4608 4880 4941 4960 5022 5076 5184 5490 5580 5640 5673 5734 5760 5828 5856 5952 6016 6345 6480 6588 6696 6768 6912 7285 7320 7440 7520 7564 7614 7680 7808 7936 8235 8370 8460 8601 8640 8742 8784 8928 9024 9455 9760 9882 9920 10044 10152 10368 10980 11160 11280 11346 11468 11520 11656 11712 11904 12032 12555 12690 12960 13113 13176 13392 13536 13824 14335 14570 14640 14880 15040 15128 15228 15616 15872 16470 16740 16920 17019 17202 17280 17484 17568 17856 18048 18910 19035 19520 19764 19840 20088 20304 20736 21855 21960 22320 22560 22692 22936 23040 23312 23424 23808 24064 24705 25110 25380 25803 25920 26226 26352 26784 27072 28365 28670 29140 29280 29760 30080 30256 30456 31232 32940 33480 33840 34038 34404 34560 34968 35136 35712 36096 37820 38070 39040 39339 39528 39680 40176 40608 41472 43005 43710 43920 44640 45120 45384 45872 46624 46848 47616 49410 50220 50760 51057 51606 51840 52452 52704 53568 54144 56730 57340 58280 58560 59520 60160 60512 60912 65565 65880 66960 67680 68076 68808 69120 69936 70272 71424 72192 75640 76140 77409 78080 78678 79056 79360 80352 81216 85095 86010 87420 87840 88877 89280 90240 90768 91744 93248 93696 98820 100440 101520 102114 103212 103680 104904 105408 107136 108288 113460 114680 116560 117120 118017 119040 120320 121024 121824 129015 131130 131760 133920 135360 136152 137616 139872 140544 142848 151280 152280 153171 154818 156160 157356 158112 160704 162432 170190 172020 174840 175680 177754 178560 180480 181536 183488 186496 196695 197640 200880 203040 204228 206424 207360 209808 210816 214272 216576 226920 229360 232227 233120 234240 236034 238080 242048 243648 255285 258030 262260 263520 266631 267840 270720 272304 275232 279744 281088 302560 304560 306342 309636 314712 316224 321408 324864 340380 344040 349680 351360 355508 357120 360960 363072 366976 372992 387045 393390 395280 401760 406080 408456 412848 419616 421632 428544 444385 453840 458720 464454 466240 468480 472068 484096 487296 510570 516060 524520 527040 533262 535680 541440 544608 550464 559488 590085 605120 609120 612684 619272 629424 632448 642816 649728 680760 688080 699360 702720 711016 714240 726144 733952 745984 765855 774090 786780 790560 799893 803520 812160 816912 825696 839232 843264 888770 907680 917440 928908 932480 944136 968192 974592 1021140 1032120 1049040 1054080 1066524 1071360 1082880 1089216 1100928 1118976 1161135 1180170 1210240 1218240 1225368 1238544 1258848 1264896 1285632 1333155 1361520 1376160 1398720 1405440 1422032 1452288 1467904 1531710 1548180 1573560 1581120 1599786 1607040 1624320 1633824 1651392 1678464 1777540 1815360 1834880 1857816 1864960 1888272 1949184 2042280 2064240 2098080 2108160 2133048 2142720 2178432 2201856 2237952 2322270 2360340 2399679 2420480 2436480 2450736 2477088 2517696 2529792 2666310 2723040 2752320 2797440 2844064 2904576 3063420 3096360 3147120 3162240 3199572 3214080 3248640 3267648 3302784 3356928 3555080 3630720 3669760 3715632 3729920 3776544 3999465 4084560 4128480 4196160 4216320 4266096 4356864 4403712 4644540 4720680 4799358 4840960 4872960 4901472 4954176 5035392 5332620 5446080 5504640 5594880 5688128 6126840 6192720 6294240 6324480 6399144 6428160 6535296 6605568 6713856 7110160 7199037 7261440 7339520 7431264 7553088 7998930 8169120 8256960 8392320 8532192 8713728 9289080 9441360 9598716 9745920 9802944 9908352 10070784 10665240 10892160 11009280 11189760 11376256 11998395 12253680 12385440 12588480 12648960 12798288 13070592 13211136 14220320 14398074 14522880 14862528 15106176 15997860 16338240 16513920 16784640 17064384 18578160 18882720 19197432 19605888 19816704 20141568 21330480 21784320 22018560 22752512 23996790 24507360 24770880 25176960 25596576 26141184 28440640 28796148 29725056 30212352 31995720 32676480 33027840 33569280 34128768 35995185 37156320 37765440 38394864 39211776 39633408 42660960 43568640 45505024 47993580 49014720 49541760 50353920 51193152 56881280 57592296 59450112 60424704 63991440 65352960 66055680 68257536 71990370 74312640 75530880 76789728 78423552 85321920 95987160 98029440 99083520 100707840 102386304 113762560 115184592 118900224 127982880 130705920 136515072 143980740 148625280 151061760 153579456 170643840 191974320 196058880 198167040 204772608 227525120 230369184 255965760 287961480 297250560 302123520 307158912 341287680 383948640 392117760 409545216 460738368 511931520 575922960 594501120 614317824 682575360 767897280 921476736 1023863040 1151845920 1228635648 1535794560 1842953472 2047726080 2303691840 3071589120 3685906944 4607383680 6143178240 9214767360 18429534720
• Sum of all divisors σ(n): 70728615936
• Sum of proper divisors (its aliquot sum) s(n): 52299081216
• 18429534720 is an abundant number, because the sum of its proper divisors (52299081216) is greater than itself. Its abundance is 33869546496

Bases of 18429534720

• Binary: 10001001010011111000110001000000000₂
• Hexadecimal: 0x44A7C6200
• Base-36: 8GSGW00

Squares and roots of 18429534720

• 18429534720 squared (18429534720²) is 339647749995685478400
• 18429534720 cubed (18429534720³) is 6259550001115365374372610048000
• The square root of 18429534720 is 135755.4224331389
• The cube root of 18429534720 is 2641.4240251263

Scales and comparisons

• 18,429,534,720 seconds is equal to 586 years, 19 hours, 12 minutes.
• To count from 1 to 18,429,534,720 would take you about one thousand, one hundred seventy-two 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 18429534720 cubic inches would be around 220.1 feet tall.

Recreational maths with 18429534720

• 18429534720 backwards is 02743592481
• 18429534720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18429534720's digits is 45
• More coming soon!