18272479680

Names of 18272479680

• Cardinal: 18272479680 can be written as Eighteen billion, two hundred seventy-two million, four hundred seventy-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.827247968 × 10¹⁰

Factors of 18272479680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 760

Divisors of 18272479680

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 39 40 42 45 48 52 56 60 63 64 65 70 72 78 80 84 90 91 96 104 105 112 113 117 120 126 130 140 144 156 160 168 180 182 192 195 208 210 224 226 234 240 252 260 273 280 288 312 315 320 336 339 360 364 390 416 420 448 452 455 468 480 504 520 546 560 565 576 585 617 624 630 672 678 720 728 780 791 819 832 840 904 910 936 960 1008 1017 1040 1092 1120 1130 1170 1234 1248 1260 1344 1356 1365 1440 1456 1469 1560 1582 1638 1680 1695 1808 1820 1851 1872 2016 2034 2080 2184 2240 2260 2340 2373 2468 2496 2520 2712 2730 2880 2912 2938 3085 3120 3164 3276 3360 3390 3616 3640 3702 3744 3955 4032 4068 4095 4160 4319 4368 4407 4520 4680 4746 4936 5040 5085 5424 5460 5553 5824 5876 6170 6240 6328 6552 6720 6780 7119 7232 7280 7345 7404 7488 7910 8021 8136 8190 8638 8736 8814 9040 9255 9360 9492 9872 10080 10170 10283 10848 10920 11106 11752 11865 12340 12480 12656 12957 13104 13221 13560 14238 14560 14690 14808 15820 16042 16272 16380 17276 17472 17628 18080 18510 18720 18984 19744 20160 20340 20566 21595 21696 21840 22035 22212 23504 23730 24063 24680 25312 25914 26208 26442 27120 27765 28476 29120 29380 29616 30849 31640 32084 32544 32760 34552 35256 35595 36160 37020 37440 37968 38871 39488 40105 40680 41132 43190 43680 44070 44424 47008 47460 48126 49360 50624 51415 51828 52416 52884 54240 55530 56147 56952 58760 59232 61698 63280 64168 64785 65088 65520 66105 69104 69721 70512 71190 72189 74040 75936 77742 80210 81360 82264 86380 87360 88140 88848 92547 94016 94920 96252 98720 102830 103656 105768 108480 111060 112294 113904 117520 118464 120315 123396 126560 128336 129570 131040 132210 138208 139442 141024 142380 144378 148080 151872 154245 155484 160420 162720 164528 168441 172760 176280 177696 185094 189840 192504 194355 197440 205660 207312 209163 211536 222120 224588 227808 235040 240630 246792 253120 256672 259140 262080 264420 276416 278884 280735 282048 284760 288756 296160 308490 310968 320840 325440 329056 336882 345520 348605 352560 355392 360945 370188 379680 385008 388710 411320 414624 418326 423072 444240 449176 455616 462735 470080 481260 488047 493584 505323 513344 518280 528840 557768 561470 569520 577512 592320 616980 621936 627489 641680 658112 673764 691040 697210 705120 721890 740376 759360 770016 777420 822640 829248 836652 842205 846144 888480 898352 906373 925470 962520 976094 987168 1010646 1036560 1045815 1057680 1115536 1122940 1139040 1155024 1233960 1243872 1254978 1283360 1347528 1382080 1394420 1410240 1443780 1464141 1480752 1540032 1554840 1645280 1673304 1684410 1776960 1796704 1812746 1850940 1925040 1952188 1974336 2021292 2073120 2091630 2115360 2231072 2245880 2278080 2310048 2440235 2467920 2487744 2509956 2526615 2566720 2695056 2719119 2788840 2887560 2928282 2961504 3109680 3137445 3290560 3346608 3368820 3593408 3625492 3701880 3850080 3904376 4042584 4146240 4183260 4230720 4392423 4462144 4491760 4531865 4620096 4880470 4935840 5019912 5053230 5390112 5438238 5577680 5775120 5856564 5923008 6219360 6274890 6344611 6693216 6737640 7250984 7320705 7403760 7700160 7808752 8085168 8157357 8366520 8784846 8983520 9063730 9760940 9871680 10039824 10106460 10780224 10876476 11155360 11550240 11713128 12438720 12549780 12689222 13386432 13475280 13595595 14501968 14641410 14807520 15617504 16170336 16314714 16733040 17569692 17967040 18127460 19033833 19521880 20079648 20212920 21752952 21962115 22310720 23100480 23426256 25099560 25378444 26950560 27191190 29003936 29282820 29615040 31235008 31723055 32340672 32629428 33466080 35139384 36254920 38067666 39043760 40159296 40425840 40786785 43505904 43924230 46852512 50199120 50756888 53901120 54382380 57101499 58007872 58565640 63446110 65258856 66932160 70278768 72509840 76135332 78087520 80851680 81573570 87011808 87848460 93705024 95169165 100398240 101513776 108764760 114202998 117131280 126892220 130517712 140557536 145019680 152270664 156175040 161703360 163147140 174023616 175696920 190338330 200796480 203027552 217529520 228405996 234262560 253784440 261035424 281115072 285507495 290039360 304541328 326294280 351393840 380676660 406055104 435059040 456811992 468525120 507568880 522070848 571014990 609082656 652588560 702787680 761353320 870118080 913623984 1015137760 1142029980 1218165312 1305177120 1405575360 1522706640 1827247968 2030275520 2284059960 2610354240 3045413280 3654495936 4568119920 6090826560 9136239840 18272479680
• Sum of all divisors σ(n): 78164521344
• Sum of proper divisors (its aliquot sum) s(n): 59892041664
• 18272479680 is an abundant number, because the sum of its proper divisors (59892041664) is greater than itself. Its abundance is 41619561984

Bases of 18272479680

• Binary: 10001000001000111111110100111000000₂
• Hexadecimal: 0x4411FE9C0
• Base-36: 8E6YNK0

Squares and roots of 18272479680

• 18272479680 squared (18272479680²) is 333883513656012902400
• 18272479680 cubed (18272479680³) is 6100879718766498268921823232000
• The square root of 18272479680 is 135175.7362842903
• The cube root of 18272479680 is 2633.8992736875

Scales and comparisons

• 18,272,479,680 seconds is equal to 581 years, 3 days, 48 minutes.
• To count from 1 to 18,272,479,680 would take you about one thousand, one hundred sixty-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 18272479680 cubic inches would be around 219.5 feet tall.

Recreational maths with 18272479680

• 18272479680 backwards is 08697427281
• The number of decimal digits it has is: 11
• The sum of 18272479680's digits is 54
• More coming soon!