18017720028

Names of 18017720028

• Cardinal: 18017720028 can be written as Eighteen billion, seventeen million, seven hundred twenty thousand and twenty-eight.

Scientific notation

• Scientific notation: 1.8017720028 × 10¹⁰

Factors of 18017720028

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 40

Divisors of 18017720028

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 17 18 21 22 27 28 33 34 36 42 44 49 51 54 63 66 68 77 81 84 98 99 102 108 119 126 132 147 153 154 162 187 189 196 198 204 231 238 243 252 289 294 297 306 308 324 343 357 374 378 396 441 459 462 476 486 539 561 567 578 588 594 612 686 693 714 748 756 833 867 882 891 918 924 972 1029 1071 1078 1122 1134 1156 1188 1309 1323 1372 1377 1386 1428 1617 1666 1683 1701 1734 1764 1782 1836 2023 2058 2079 2142 2156 2244 2268 2499 2601 2618 2646 2673 2754 2772 3087 3179 3213 3234 3332 3366 3402 3468 3564 3773 3927 3969 4046 4116 4131 4158 4284 4851 4913 4998 5049 5202 5236 5292 5346 5508 5831 6069 6174 6237 6358 6426 6468 6732 6804 7497 7546 7803 7854 7938 8092 8262 8316 9163 9261 9537 9639 9702 9826 9996 10098 10404 10692 11319 11662 11781 11907 12138 12348 12474 12716 12852 14161 14553 14739 14994 15092 15147 15606 15708 15876 16524 17493 18207 18326 18522 18711 19074 19278 19404 19652 20196 22253 22491 22638 23324 23409 23562 23814 24276 24948 27489 27783 28322 28611 28917 29106 29478 29988 30294 31212 33957 34391 34986 35343 36414 36652 37044 37422 38148 38556 42483 43659 44217 44506 44982 45276 45441 46818 47124 47628 52479 54043 54621 54978 55566 56644 57222 57834 58212 58956 60588 64141 66759 67473 67914 68782 69972 70227 70686 72828 74844 82467 83349 84966 85833 87318 88434 89012 89964 90882 93636 99127 101871 103173 104958 106029 108086 109242 109956 111132 114444 115668 127449 128282 130977 132651 133518 134946 135828 137564 140454 141372 155771 157437 162129 163863 164934 166698 169932 171666 174636 176868 181764 192423 198254 200277 202419 203742 206346 209916 212058 216172 218484 240737 247401 254898 256564 257499 261954 265302 267036 269892 280908 297381 305613 309519 311542 314874 318087 324258 327726 329868 333396 343332 378301 382347 384846 396508 397953 400554 404838 407484 412692 424116 467313 472311 481474 486387 491589 494802 509796 514998 523908 530604 577269 594762 600831 611226 619038 623084 629748 636174 648516 655452 722211 742203 756602 764694 769692 772497 795906 801108 809676 892143 916839 928557 934626 944622 962948 972774 983178 989604 1029996 1090397 1134903 1147041 1154538 1189524 1193859 1201662 1222452 1238076 1272348 1401939 1416933 1444422 1459161 1484406 1513204 1529388 1544994 1591812 1685159 1731807 1784286 1802493 1833678 1857114 1869252 1889244 1945548 1966356 2166633 2180794 2226609 2269806 2294082 2309076 2387718 2403324 2648107 2676429 2785671 2803878 2833866 2888844 2918322 2968812 3089988 3271191 3370318 3404709 3441123 3463614 3568572 3604986 3667356 3714228 4205817 4333266 4361588 4377483 4453218 4539612 4588164 4775436 5055477 5195421 5296214 5352858 5407479 5571342 5607756 5667732 5836644 6499899 6542382 6740636 6809418 6882246 6927228 7209972 7944321 8029287 8357013 8411634 8666532 8754966 8906436 9813573 10110954 10214127 10390842 10592428 10705716 10814958 11142684 12617451 12999798 13084764 13132449 13618836 13764492 15166431 15586263 15888642 16058574 16714026 16823268 17509932 18536749 19499697 19627146 20221908 20428254 20781684 21629916 23832963 24087861 25234902 25999596 26264898 29440719 30332862 30642381 31172526 31777284 32117148 33428052 37073498 37852353 38999394 39254292 40856508 45499293 47665926 48175722 50469804 52529796 55610247 58499091 58881438 60665724 61284762 62345052 71498889 74146996 75704706 77998788 88322157 90998586 91927143 95331852 96351444 111220494 116998182 117762876 122569524 136497879 142997778 151409412 166830741 176644314 181997172 183854286 214496667 222440988 233996364 264966471 272995758 285995556 333661482 353288628 367708572 409493637 428993334 500492223 529932942 545991516 643490001 667322964 818987274 857986668 1000984446 1059865884 1286980002 1501476669 1637974548 2001968892 2573960004 3002953338 4504430007 6005906676 9008860014 18017720028
• Sum of all divisors σ(n): 63842688000
• Sum of proper divisors (its aliquot sum) s(n): 45824967972
• 18017720028 is an abundant number, because the sum of its proper divisors (45824967972) is greater than itself. Its abundance is 27807247944

Bases of 18017720028

• Binary: 10000110001111100001001011011011100₂
• Hexadecimal: 0x431F096DC
• Base-36: 89ZA9R0

Squares and roots of 18017720028

• 18017720028 squared (18017720028²) is 324638235007392320784
• 18017720028 cubed (18017720028³) is 5849240828747263346243277461952
• The square root of 18017720028 is 134230.1010503977
• The cube root of 18017720028 is 2621.6011049519

Scales and comparisons

• 18,017,720,028 seconds is equal to 572 years, 47 weeks, 1 day, 10 hours, 13 minutes, 48 seconds.
• To count from 1 to 18,017,720,028 would take you about one thousand, one hundred forty-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 18017720028 cubic inches would be around 218.5 feet tall.

Recreational maths with 18017720028

• 18017720028 backwards is 82002771081
• 18017720028 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18017720028's digits is 36
• More coming soon!