18948900672

Names of 18948900672

• Cardinal: 18948900672 can be written as Eighteen billion, nine hundred forty-eight million, nine hundred thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.8948900672 × 10¹⁰

Factors of 18948900672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 123

Divisors of 18948900672

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 17 18 24 26 27 29 32 34 36 39 48 51 52 54 58 59 64 68 72 78 87 96 102 104 108 116 117 118 136 144 153 156 174 177 192 204 208 216 221 232 234 236 261 272 288 306 312 348 351 354 377 408 416 432 442 459 464 468 472 493 522 531 544 576 612 624 663 696 702 708 754 767 783 816 832 841 864 884 918 928 936 944 986 1003 1044 1062 1088 1131 1224 1248 1326 1392 1404 1416 1479 1508 1534 1566 1593 1632 1682 1711 1728 1768 1836 1856 1872 1888 1972 1989 2006 2088 2124 2262 2301 2448 2496 2523 2652 2784 2808 2832 2958 3009 3016 3068 3132 3186 3264 3364 3393 3422 3536 3672 3744 3776 3944 3978 4012 4176 4248 4437 4524 4602 4896 5046 5133 5304 5568 5616 5664 5916 5967 6018 6032 6136 6264 6372 6409 6728 6786 6844 6903 7072 7344 7488 7569 7888 7956 8024 8352 8496 8874 9027 9048 9204 9792 10092 10179 10266 10608 10933 11232 11328 11832 11934 12036 12064 12272 12528 12744 12818 13039 13311 13456 13572 13688 13806 14144 14297 14688 15138 15399 15776 15912 16048 16704 16992 17748 18054 18096 18408 19227 20184 20358 20532 20709 21216 21866 22243 22464 22707 23664 23868 24072 24128 24544 25056 25488 25636 26078 26622 26912 27081 27144 27376 27612 28594 29087 29376 30276 30798 31552 31824 32096 32799 33984 35496 36108 36192 36816 38454 39117 40368 40716 41064 41418 42432 42891 43732 44486 45414 46197 47328 47736 48144 49088 49619 50112 50976 51272 52156 53244 53824 54162 54288 54752 55224 57188 57681 58174 60552 61596 63648 64192 65598 66729 70992 72216 72384 73632 76908 78234 80736 81432 82128 82836 85782 87261 87464 88972 90828 92394 94656 95472 96288 98397 99238 101952 102544 104312 106488 108324 108576 109504 110448 114376 115362 116348 117351 121104 123192 127296 128673 131196 133458 141984 144432 147264 148857 153816 156468 161472 162864 164256 165672 171564 173043 174522 174928 177944 181656 184788 185861 190944 192576 196794 198476 200187 205088 208624 212976 216648 217152 220896 228752 230724 232696 234702 242208 246384 257346 261783 262392 266916 283968 288864 295191 297714 307632 312936 325728 328512 331344 343128 346086 349044 349856 352053 355888 363312 369576 371722 378131 381888 386019 393588 396952 400374 410176 417248 425952 433296 441792 446571 457504 461448 465392 469404 484416 492768 514692 523566 524784 533832 557583 577728 590382 595428 600561 615264 625872 645047 651456 662688 686256 692172 698088 699712 704106 711776 726624 739152 743444 756262 772038 785349 787176 793904 800748 834496 843523 851904 866592 893142 915008 922896 930784 938808 985536 1029384 1047132 1049568 1067664 1115166 1134393 1180764 1190856 1201122 1230528 1251744 1290094 1325376 1339713 1372512 1384344 1396176 1408212 1423552 1453248 1478304 1486888 1512524 1544076 1570698 1574352 1587808 1601496 1672749 1687046 1733184 1786284 1845792 1861568 1877616 1935141 2058768 2094264 2099136 2135328 2230332 2268786 2361528 2381712 2402244 2503488 2530569 2580188 2679426 2745024 2768688 2792352 2816424 2956608 2973776 3025048 3088152 3141396 3148704 3175616 3202992 3345498 3374092 3403179 3572568 3691584 3755232 3870282 4117536 4188528 4270656 4460664 4537572 4723056 4763424 4804488 5018247 5061138 5160376 5358852 5537376 5584704 5632848 5805423 5947552 6050096 6176304 6282792 6297408 6405984 6690996 6748184 6806358 7145136 7510464 7591707 7740564 8235072 8377056 8921328 9075144 9446112 9526848 9608976 10036494 10122276 10209537 10320752 10717704 10965799 11074752 11265696 11610846 11895104 12100192 12352608 12565584 12811968 13381992 13496368 13612716 14290272 15183414 15481128 16754112 17416269 17842656 18150288 18892224 19217952 20072988 20244552 20419074 20641504 21435408 21931598 22531392 22775121 23221692 24200384 24705216 25131168 26763984 26992736 27225432 28580544 30366828 30962256 32897397 34832538 35685312 36300576 38435904 40145976 40489104 40838148 41283008 42870816 43863196 45550242 46443384 50262336 53527968 53985472 54450864 60733656 61924512 65794794 69665076 72601152 80291952 80978208 81676296 85741632 87726392 91100484 92886768 98692191 107055936 108901728 121467312 123849024 131589588 139330152 160583904 161956416 163352592 175452784 182200968 185773536 197384382 217803456 242934624 263179176 278660304 296076573 321167808 326705184 350905568 364401936 371547072 394768764 485869248 526358352 557320608 592153146 653410368 701811136 728803872 789537528 1052716704 1114641216 1184306292 1457607744 1579075056 2105433408 2368612584 3158150112 4737225168 6316300224 9474450336 18948900672
• Sum of all divisors σ(n): 66901161600
• Sum of proper divisors (its aliquot sum) s(n): 47952260928
• 18948900672 is an abundant number, because the sum of its proper divisors (47952260928) is greater than itself. Its abundance is 29003360256

Bases of 18948900672

• Binary: 10001101001011100010100011101000000₂
• Hexadecimal: 0x469714740
• Base-36: 8PDOPC0

Squares and roots of 18948900672

• 18948900672 squared (18948900672²) is 359060836677322051584
• 18948900672 cubed (18948900672³) is 6803808129403790070420476264448
• The square root of 18948900672 is 137655.0059823471
• The cube root of 18948900672 is 2666.0073337713

Scales and comparisons

• 18,948,900,672 seconds is equal to 602 years, 26 weeks, 5 days, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 18,948,900,672 would take you about one thousand, two hundred five 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 18948900672 cubic inches would be around 222.2 feet tall.

Recreational maths with 18948900672

• 18948900672 backwards is 27600984981
• 18948900672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18948900672's digits is 54
• More coming soon!