18472971545748

Names of 18472971545748

• Cardinal: 18472971545748 can be written as Eighteen trillion, four hundred seventy-two billion, nine hundred seventy-one million, five hundred forty-five thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.8472971545748 × 10¹³

Factors of 18472971545748

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 174

Divisors of 18472971545748

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 27 34 36 43 51 54 68 81 86 102 108 109 129 153 162 172 204 218 243 258 306 324 327 387 436 459 486 516 612 654 729 731 774 918 972 981 1161 1308 1377 1458 1462 1548 1836 1849 1853 1962 2193 2322 2754 2916 2924 2943 3483 3698 3706 3924 4131 4386 4644 4687 5508 5547 5559 5886 6579 6966 7396 7412 8262 8772 8829 9374 10449 11094 11118 11772 12393 13158 13932 14061 16524 16641 16677 17658 18748 19737 20898 22188 22236 24786 26316 26487 28122 31347 31433 33282 33354 35316 39474 41796 42183 49572 49923 50031 52974 56244 59211 62694 62866 66564 66708 78948 79461 79507 79679 84366 94299 99846 100062 105948 118422 125388 125732 126549 149769 150093 158922 159014 159358 168732 177633 188598 199692 200124 201541 236844 238521 239037 253098 282897 299538 300186 317844 318028 318716 355266 377196 379647 403082 449307 450279 477042 478074 506196 532899 565794 599076 600372 604623 710532 715563 717111 759294 806164 848691 898614 900558 954084 956148 1065798 1131588 1138941 1209246 1347921 1350837 1351619 1431126 1434222 1518588 1697382 1797228 1801116 1813869 2131596 2146689 2151333 2277882 2418492 2546073 2695842 2701674 2703238 2862252 2868444 3394764 3416823 3418801 3426197 3627738 4054857 4293378 4302666 4555764 5092146 5391684 5403348 5406476 5441607 6440067 6453999 6833646 6837602 6852394 7255476 7638219 8109714 8586756 8605332 8666263 10184292 10256403 10278591 10883214 12164571 12880134 12907998 13667292 13675204 13704788 15276438 16219428 16324821 17332526 19320201 19361997 20512806 20557182 21766428 22914657 24329142 25760268 25815996 25998789 30552876 30769209 30835773 32649642 34665052 36493713 38640402 38723994 41025612 41114364 45829314 48658284 48974463 51997578 57960603 58085991 58119617 61538418 61671546 65299284 72987426 77280804 77447988 77996367 91658628 92307627 92507319 97948926 103995156 109481139 115921206 116171982 116239234 123076836 123343092 145974852 146923389 147326471 155992734 174358851 184615254 185014638 195897852 218962278 231842412 232343964 232478468 233989101 276922881 277521957 293846778 294652942 311985468 328443417 348717702 369230508 370029276 372649309 437924556 441979413 467978202 523076553 553845762 555043914 587693556 589305884 656886834 697435404 701967303 745298618 830768643 832565871 883958826 935956404 985330251 1046153106 1107691524 1110087828 1117947927 1313773668 1325938239 1403934606 1490597236 1569229659 1661537286 1665131742 1767917652 1970660502 2092306212 2105901909 2235895854 2492305929 2497697613 2651876478 2807869212 3138459318 3323074572 3330263484 3353843781 3941321004 3977814717 4211803818 4471791708 4707688977 4984611858 4995395226 5303752956 6276918636 6317705727 6335038253 6707687562 7955629434 8423607636 9415377954 9969223716 9990790452 10061531343 11933444151 12635411454 12670076506 13415375124 14123066931 15911258868 18830755908 19005114759 20123062686 23866888302 25270822908 25340153012 28246133862 30184594029 35800332453 38010229518 40246125372 42369200793 47733776604 56492267724 57015344277 60369188058 71600664906 76020459036 84738401586 90553782087 107400997359 114030688554 120738376116 143201329812 169476803172 171046032831 181107564174 214801994718 228061377108 271661346261 342092065662 362215128348 429603989436 513138098493 543322692522 684184131324 1026276196986 1086645385044 1539414295479 2052552393972 3078828590958 4618242886437 6157657181916 9236485772874 18472971545748
• Sum of all divisors σ(n): 53024474944980
• Sum of proper divisors (its aliquot sum) s(n): 34551503399232
• 18472971545748 is an abundant number, because the sum of its proper divisors (34551503399232) is greater than itself. Its abundance is 16078531853484

Bases of 18472971545748

• Binary: 100001100110100010010111010000010110010010100₂
• Hexadecimal: 0x10CD12E82C94
• Base-36: 6JQD6AT90

Squares and roots of 18472971545748

• 18472971545748 squared (18472971545748²) is 341250677730015252456879504
• 18472971545748 cubed (18472971545748³) is 6303914059673792457993977825723459548992
• The square root of 18472971545748 is 4298019.4910851673
• The cube root of 18472971545748 is 26434.9759986127

Scales and comparisons

• 18,472,971,545,748 seconds is equal to 587,383 years, 18 weeks, 3 days, 55 minutes, 48 seconds.
• To count from 1 to 18,472,971,545,748 would take you about one million, four hundred sixty-eight thousand, four hundred fifty-eight 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 18472971545748 cubic inches would be around 2202.9 feet tall.

Recreational maths with 18472971545748

• 18472971545748 backwards is 84754517927481
• The number of decimal digits it has is: 14
• The sum of 18472971545748's digits is 72
• More coming soon!